Promaxx aluminum head torque specs. I wouldn't think weight is a big issue.
Promaxx aluminum head torque specs. These heads are very ch.
Promaxx aluminum head torque specs I don't know anyone that has built an engine and used the promaxx heads. This head has produced over 550 hp on pump gas and mild cam . At the short block aluminum heads like a composite head gasket, what they recommend usually give or take something in the range of . Not Yet Reviewed. Let it sit for at least 1/2 hour. 600″ Hyd Roller Springs (Pair) Get the Best Performance with ProMaxx Performance Shocker Bare 185 CNC Aluminum Cylinder Heads [Small Block Chrysler] 9561 parts at JEGS. 300 valves. It puts out up to 20 hp over the competition. Upgrade your 2003-2005 Ford 6. Say an engine that's not in heads up class or going for ever hundredth, and looking for 1000 or less Hp, they there a very good and respectable option IMO. 58 posts · Joined 2007 Add to quote; Only show this user #1 · Jun 12, 2011. Stage 2 : 60 Ft/Lbs. Edelbrock Cylinder Head Gasket Set #7364 may also be used. Engines with 1/2" head bolts holes (351-w and 302 CI SVO) should The SBF Maxx 180 is an as cast head that beats the competition. 4:1 Features and Specifications: Head material Aluminum Intake port location Raised approximately . Shop Now at the Guaranteed Lowest Price! Torque Specs: 80 ft-lbs. The only reference I can find to the topic is that they should be "tight". 9353: Maxx Cleveland 2V 351 2. Proper torque specs for both aluminum and cast-iron cylinder heads are listed below. Torque specs on sb mopar cometics are weak, I torque them more than required. JEGS W32126 - Breaker Bar [1/2 in. Date 225cc Aluminum Small Block Chevy Cylinder Heads. ] $30. 15 ADD TO CART. So far I've been impressed everything has fit. ) Threads per inch 307A ASTM A307 Grade A SAE J429 Grade 5 SAE J429 Grade 8 F N L G 9 FNL Grade 9 ProMaxx, Maxx Series Chev SB Aluminum Heads, 200cc/64cc, Straight Plug, Assembled: Item Number: PMX9200 Be the first to review this item: Unit Price: $1,193. 350 valve, this head will support big cubic inches and Big power that will not break the bank and Various aluminum head vendors recommend 70 ft/lbs on bolts or studs. I also attached a copy of AFR's instructions. 60'' Valves 190cc Intake Runner 64cc Combustion Chamber Joined: Tue Mar 08, 2016 8:50 pm Location: Re: 400 SBC head selection. It goes as follows: torque all fasteners to recommended value. Product Q&A Additional Cylinder Head Specifications; The Shocker CNC 340cc BBC is a professional designed cylinder head using the latest CNC porting tools. 19 valve and performance valve job will flow over 300cfm and that's 700hp potential. 6/64cc Assembled with . Here are the specs from ProMaxx; Intake Gasket Description: Get big power on a small budget with BluePrint Muscle Series cylinder heads! These lightweight aluminum heads bolt up to your small block Chevy and feature 195cc intake/75cc exhaust runners, 64cc combustion chambers, and 2. Head Gaskets: Edelbrock head gaskets #7313 are recommended for use with E-Street heads. C4 Tech/Performance - Stud torque on Brodix heads - Hey guys I am using the Brodix Race Rite 200 heads on my 383. Recommended head bolts are ARP #154-3701 for engines with 7/16" head bolt holes (289 and 302 CI). These inserts exceed Ford torque specs for the manifold. These heads out flow the competition at a price that cannot be touched. I was also wondering about header studs vs header bolts. These heads feature ultra-smooth 356 T-6 aluminum casting, 5-angle valve jobs, precision O-rings pretty much cure the head gasket woe's of the 6. The ProMAXX casting was fully designed for fully CNC ports by Keith Craft Racing, making it a absolute player in high performance at a price that will destroy the competition. This is an Small Block Ford Head Bolt Torque Specifications. Chevrolet LT Gen. I am making sure the length of the stud with the manifold flange and sleeve nut combo is Get the Best Performance with ProMaxx Performance Shocker Bare 185 CNC Aluminum Cylinder Heads [Small Block Chrysler] 9561 parts at JEGS. However, they aren’t content to have that reputation for just a few applications. Even over the GT40 and GT40P heads. Shop Now at the Guaranteed Lowest Price! Torque Specs: Promaxx Performance continues to evolve with the Project X lineup and has raised the bar on the competition. Ultra-smooth 356-T6 Aluminum Casting; Competition 5 angle valve job; Hand Bowl Blending; Precision designed Runners; Large Spring pockets; 200cc intake runner To support our network of EMR clients, ProMAXX Tool designed and manufactured solid steel inserts that are stronger than the aluminum heads they restore. ProMaxx 9186S Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. com. y_2025, m_1, d_3, h_8; I've read the torque specs that came with my ARP Rocker arm studs and they say 55 with thread sealant (is that like thread locker?) or 70 with 30W but this does not say whether iron or aluminum heads. Get the Best Performance with ProMaxx Performance Shocker Bare 185 CNC Aluminum Cylinder Heads [Small Block Chrysler] 95615 parts at JEGS. Flowing over 415 cfm, this head is on top of the heap. Exact same flow numbers The ProMaxx small-bore LS3 head works with bore diameters as small as 3. B. 055-inch intake and 1. This gasket set includes all gaskets necessary for installation of Edelbrock cylinder heads, including cylinder Cylinder Head Options; Technical Specs; Additional information • 210cc Intake runner • Ultra-smooth casting • 356-T6 Aluminum • Multiple valve sizes • Flows over 295 CFM • 5 angle valve job • Hand Bowl blended • Diamond honed guides • Multiple spring options The Project X 185 Ford is in one word AWESOME! 296 cfm in an as cast head is unbelievable. rocker arm studs, and guide plates Valve springs for use with a hydraulic roller camshaft with a maximum valve lift of . Aluminum does expand a little faster than cast iron, so a little less torque when cold will result in equal tension in a warm engine. The castings seem to be good, but the . Forums. All performance series heads sold in pairs If I went with a promaxx aluminum head Spec: 190cc Aluminum Cylinder Heads 2. The AFR is a "roval" head and most aftermarket intakes are oval ports. 025 inch in the bore at High-flow 197cc Aluminum SBC Cylinder Heads, 220cc Aluminum SBC Cylinder Heads These heads are designed to support 425-500 hp in 350-406ci engines. ProMaxx Performance 190cc Aluminum Cylinder Heads -723-2180 JEGS Head Bolt Kit -555-83400 Fel-Pro Intake Manifold Gaskets -375-1206 Fel-Pro Header Gaskets -375-1405 Fel-Pro Wire Ring Cylinder Head Over torquing a steel shelled plug into an aluminum alloy head can easily distort the aluminum threads; you should never over torque when installing spark plugs. I did clean up all the ports and have the springs, retainers and locks swapped for titanium roller cam stuff. installed from inside the valley chamber, and typically are a short stud. Okay - so I dropped a valve on my 440 source heads. Date published: 2024-10-24 Rated 4 out of 5 by Monkeyvibes from Good heads for the price The ProMaxx SBF aluminum heads are a great deal better than factory offerings. First Pass Second Pass. Our new swirl designed chamber is the difference. 575 in. rocker stud torque spec? Jump to Latest Follow 665 views 8 replies 0 participants ProMaxx 9206 Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. With ultra-smooth Grade A 356-T6 aluminum castings that are precision CNC-machined, these small block Chevy heads deliver awesome air speeds with super-efficient chamber designs to produce the power and torque You will see the torque specs from AFR for their aluminum heads and a picture of the torque sequence. Porting is equivalent to other companies more expensive port work. Rocker Stud Torque Specs. Its going to be a while before I get this motor put together, as its going in my 69 camaro that still needs body and paint. 57-inch intake and exhaust valves but uses a much tighter 60cc combustion chamber. If you have aluminum heads, you should be applying the bolt torque specified by the manufacture of the heads. The specs are nothing like off the shelf cam specs. I can't quite remember, but for some reason I am thinking 50 ft lbs. Lots of guys happy with Straubs stuff on this forum and others. Flowing over 450 cfm with a 2. In sequence, back off each fastener one at a time and re-torque it to full spec in one smooth movement. Don't be stuck with over priced under performing cylinder heads. Hello all, I just bought a set of aluminum heads to install on my 406 sbc. 6. The ratio went to 10. Block is O-ringed with . 8 posts 2008 3:37 am I was wondering what to torque the rocker arm studs to. Independent flow bench testing shows over 400 cfm with 2. 9L 6BT 12V Assembled CHR618N parts at JEGS. Product Q&A ProMaxx 9196A Project X Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. 575 Hyd Flat Tappet: 9217S: Project X 215 SBC Hyd Roller 9186S: SBC 185 Assy Hyd Flat Tappet: STRAIGHT: 64: 2. 600 exhaust valves. 383. 28-1 and with a 63cc aluminum head it A head bolt re-torque is recommended after initial start-up and cool-down (allow 2-3 hours for adequate cooling). Custom designed to meet the demands of the BBC world, while keeping the quality high and the price reasonable. C3 Tech/Performance - ZZ4 head bolt pattern and torque specs - Any ideas on where to get this info for the ZZ4? I imagine the torque specs would be different for aluminum heads than my stock L82. The all new ProMAXX ultra ProMaxx Performance Maxx 440 Chrysler BB Aluminum Heads The New "MAXX 440 Big Block Chrysler" features a new ultra smooth casting. 600 in. The absolute best The ProMAXX MAXX Series is taking the lead in affordable performance cylinder heads to the next level, since there are no comparable cylinder heads available. 041 Stainless wire,And the heads have the receiver groove cut in them. Built in the U. They add a significant boost in performance over even the best factory SBF Windsor engine series heads And and TORQUE-TENSION REFERENCE GUIDE Printed in U. Answered by: jshook. Need to know what U would torque these to on my BBCThis is what I haveDart big M block,Dart 360 aluminum Heads,Arp Head Studs,SCE Copper head Gaskets. rocker arm Specs are . The three major contributors that determine not only the peak power and torque, but the overall shape of the curve, include the heads, cam, and intake. /lbs. Post by Kcryder1069 » Thu Mar 10, 2016 8:50 am. Jump to Latest 15K views 4 replies 5 participants last post by BillK Jun 13, 2011. -lbs. Spring Options: Clear: Upgrade Rocker Arm Studs [6] Screw the rocker arm studs into the cylinder head and tighten them hand tight. It is recommended to torque the heads in 3 stages: 20 lbs, 40 lbs, and then the final recommended number. How do I install washers on the SBC HEAD STUD KIT? The GM torque spec is for steel bolts going into steel heads. JEGS - Big Block Chevy Aluminum Cylinder Head for use with Hydraulic Roller Cam [335 cc Intake Ports, The ProMaxx 723-2211 cylinder head does not fit an 8. According to Jegs, the intake port cross-section was designed for good mid-range power. Go out and shock the competition. Date published: 2023-08-29 Specifications:Chamber Volume: 64ccDeck Thickness: 9/16"Valve Spring Diameter: 1. Moderator: John_Heard. I wouldn't think weight is a big issue. torque specs I would contact the manufacturer of the heads and see what they recommend for torque specs. Spark Plug Specs: 14mm Thread, . Part Number: PMX-9217S Estimated Ship Date: Feb 5, 2025 in the cylinder head, and torque to manufacturer's specification for aluminum heads. I have measured the depth or bottom of the blind helicoiled stud hole in the aluminum heads to the exhaust mating surface and it is . Torque Converters; Ring and Pinion; Clutch; Differential; Flexplates; Additional Cylinder Head Specifications; Valve Angle: 23° Kit Includes: ProMaxx SBC 185cc Aluminum Cylinder Heads - 723-2171 JEGS SBC Head Bolt Kit - 555-83400 Fel-Pro SBC High Performance Intake Gaskets - 375-1206 JEGS SBC Exhaust Header Gaskets - 555-210050 Fel-Pro The Shocker 370cc full CNC ported is the Big Dog in our BBC line. Over torquing can also cause plug overheating and pre-ignition will result due to the loss of proper heat transfer through the gasket (or taper) seal. I'm just wondering what the power difference would be between either of the promaxx project x heads and what I have now. Get the Best Performance with ProMaxx Performance Shocker Assembled 185 CNC Aluminum Cylinder Heads [Small Block Chrysler] 9562 parts at JEGS. ) Reach, Gasket Seat ProMaxx Performance 2180 - 190cc Aluminum Cylinder Heads Small Block Chevy (2) JEGS - Small Block Chevy Aluminum Cylinder Head for use with Hydraulic Flat Tappet Cam [195 cc Intake Ports, Specifications: Part Type. Promaxx Performance. Taking the affordable performance cylinder head to the next level. W x 31 1/2 in. Date published: 2024-11-19 C4 Tech/Performance - Stud torque on Brodix heads - Hey guys I am using the Brodix Race Rite 200 heads on my 383. rocker arm studs, and guide plates Valve springs for use with a hydraulic flat-tappet camshaft with a maximum valve lift of . 00 Head Bolt Torque with Oil: Rocker Stud Torque 185cc - 190cc cylinder heads also seem on the bigger side for an admittedly "pretty much stock" motor. A 290cc port would be too big. 82-1 Your 340 with the same head gasket as above with an iron head is, 9. Mine also use a gasket rather than tappered plug. Though ProMaxx offered both smaller, as-cast and larger CNC-ported heads featuring 370cc intake runners, we opted for the middle of the three available Most of the time the plug has the specs. Intake Bolt Torque with Oil: 23ft/lbs. 9215S: Project X 215 SBC Bare: Straight: 64: 2. One of the test trucks that we tested the aluminum heads on has one head o-ringed and one head not o-ringed, just to see if there was a failure, which side it would be on. byrddogg65 Discussion starter. Save Share I prefer studs with aluminum heads and use Permatex #2 sparlingly for the watersealing ones. 6: 9216S: Project X 215 SBC Hyd Flat Tappet: Straight: 64: 2. 575 Hyd Flat Tappet Springs (Pair) ProMaxx Performance, Ford SB Aluminum Heads, 210cc/64cc, Assembled, Pair, Mechanical Roller: Item Number: PMX92124 Be the first to review this item: Unit Price: $2,262. Technical Specifications and Recommended Components: Combustion Chamber - 72cc Weight - 55. -- Cylinder Head Bolts : M12 x 1. rocker arm studs, and guide plates Get the Best Performance with ProMaxx Performance Shocker Assembled 185 CNC Aluminum Cylinder Heads [Small Block Chrysler] 95605 parts at JEGS. On paper, the specs on the BBC heads supplied for the test certainly looked impressive. I do think ther being safe to avoid warrenties. ] Get the Best Performance with ProMaxx Performance MAXX Series Aluminum Cylinder Heads As-Cast 91726 parts at JEGS. These heads are very ch The ProMaxx MAXX Series Big Block Chrysler Aluminum Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. I've seen most 289's/302's with maybe a 165cc cylinder head, until you start getting up to the 347 strokers and whatnot, then those can and are usually in the 1855cc range. (long bolts) Rocker Stud Torque with Oil: 45 ft. Part Number: 723-2171. 65-70 ft lbs The recommended torque spec for SBC aluminium heads with 7/16 studs and ARP thread lube is 65 lbs. New posts Recent Posts Classifieds Search forums. ↳ Specifications and Instructions for 1948 WR; ↳ 1929 Harley-Davidson Inspected & Approved Accessories; ↳ 1932 Spring & Summer Catalog Harley-Davidson Accessories; ↳ Delco-Remy; Crankshaft Postition Sensor Torque spec : 8 ft-lbs : Cylinder Head Torque Specs ; Cylinder Head Torque Specs (M8) 22 ft-lbs: Cylinder Head Torque Specs (M11) 22 ft-lbs + 90° + 70° Rocker Arm Torque specs : 22 ft-lbs: Valve Lifter Retainer Torque specs : 8 ft-lbs: Valve Cover Torque specs : 8 ft-lbs: Exhaust Manifold Torque specs : 18 ft-lbs rocker stud torque spec? Jump to Latest Follow 665 views 8 replies 0 participants A spark plug that is under-torqued will not be fully seated in the cylinder head and heat dissipation will be slowed. 0L Powerstroke cylinder heads with the ProMaxx 9601 Bare Aluminum Cylinder Head. Serious engine damage can follow. Product Q&A Additional Cylinder Head Specifications; Suggested Head Bolts: ARP 134-3601 Suggested Head Studs: Suggested Stud Girdle: Head Bolt Torque with Oil: 80 ft. Flat Tappet: Item Number: PMX9183 Be the first to review this item: Head Bolt Torque with Oil: Rocker Stud Torque with Oil: Intake Bolt Torque with Oil: Manufacturer: ProMaxx Manufacturer's Part Number: 9183 Suggested Head Bolts: Suggested Head Studs: Suggested Stud Girdle: Head Bolt Torque with Oil: 65 ft. 75 x 102. if you want to stick to a vintage theme, Speedway Motors aluminum Double Hump clone head has the same port cores as the Flo-Tek 180, just different exterior mold so it mimics a old iron Camel Hump/"Fuelie" head. Intake Bolt Torque with Oil: Manufacturer: ProMaxx Performance Manufacturer's Part Number: 9318 Weight: Warranty: Race Application, No warranty expressed or implied ProMaxx 9207 Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, The material is suspect and I'm glad that they were not installed on a 351w which has a much higher 100+ Torque spec. Shop Now at the Guaranteed Lowest Price! ProMaxx Performance 440 MAXX Aluminum Cylinder Heads Big Block Chrysler (B/RB) Part Number: 723-9441. Ultra-smooth 356-T6 Aluminum Casting The stock GM head bolts are the Torque to Yield type. Items You Need. Rocker Stud Torque with Oil: Intake Bolt Torque with Oil: Manufacturer: ProMaxx Manufacturer's Part Number: 9227A Weight: 55 lbs. As a result, the firing end of the spark plug can overheat and pre-ignition can occur. Make sure the bottom side of the hex is seated down against the cylinder head or guide plate (where applicable). 053 when combined with an undecided block having the piston . Features: ProMAXX Thread Repair Kit Key Success Drivers; Easily repair threads to factory new; Precision machine-shop grade tooling Gthey did say they added a heck of alot of metal to the newer heads, might go 90 lbs aand later retorque to 100 and if the crack round bolt holes, I have good door stops. Both Flotek and Promaxx can make big power Cylinder Head Options; Technical Specs; Additional information; 170cc Intake runners; Ultra-smooth 356-T6 aluminum casting; 5 angle valve job; Precision CNC machining; Hand bowl blended; Unshrouded chamber; Diamond honed Bronze guide; Large spring pockets; Multiple valve size; Multiple spring options; If I go to a 215cc head I would go to a super victor or something like that. The economical "As-Cast" aluminum versions feature The Shocker 200cc CNC ported Ford FE cylinder head is exactly what the FE community has needed for decades. A. Part Type: Cylinder Head Application: Intake Bolt Torque with Oil: Manufacturer: ProMaxx Performance Manufacturer's Part Number: 9441 Specifications: Part Type. There is no comparison in the market. . I have Vic jr's and the NGK's I was using stated 17-22 lbs with aluminum heads. So the ProMaxx heads will get a back to back comparison. This head will change the industry. 46"Max Lift: . 08/1. Date published: 2024-07-26. 60" exhaust valves. I tend to trust ARP, but 80 ft/lbs sounds sounds like The other head is the Trick Flow version. Drive Torque Wrench [10 to 150 ft. 7/16-14 (stock block) early reusable grade 8 bolts with Get the Best Performance with ProMaxx Performance CHR618N Cylinder Head for Cummins Diesel 5. Stage 1 : 50 Ft/Lbs. Spring Options: Combustion Chamber Size: Plug Option: Clear: Upgrade Rocker Arm Studs to a 7/16″ This option is NOT available w/ bare heads. This head will make BIG power in your Small Block Ford application. 548/. 317cc intake runners great for street, street/strip, power tour, or smaller cubic inch competition (427-525ci). With ultra-smooth Grade A 356-T6 aluminum castings that are precision CNC-machined, these small block Chevy heads deliver awesome air speeds with super-efficient chamber designs to produce the power and torque Just received a new set of aluminum heads for my 340 build, Promaxx 171/65cc heads. Couple that with a state of the art NEW casting and you have a home run. Thanks. Rocker Stud Torque with Oil: 50ft/lbs. 90 degrees-40 degrees: M12 x 1. 5 LT1/LT2 Torque Specs. 75 x 134. To zero deck this or nearly so is important to get the The ProMAXX MAXX Series is taking the lead in affordable performance cylinder heads to the next level, since there are no comparable cylinder heads available. Flowing over 328 cfm through only a 210cc runner will make the power you need from your big cubic inch small block Ford. The Shocker 185cc is a full cnc option that flows over 285 cfm. It has the 7/16 x 7/16 rocker studs does anybody know what the torque is supposed to be for these studs on an aluminum head? You can make a really nice set of heads for a lot less than a new set of alum heads. This aluminum head also uses 2. JEGS M200DB - 1/2 in. Manufacturer: ProMaxx Performance Manufacturer's Part Number: 9319 Weight: The question is: what are the torque values for the cylinder head bolts. I looked online but no luck. Never ran aluminum heads. The As-Cast heads utilize ultra-smooth A356-T6 aluminum castings, new runner and chamber designs to produce CNC ported type flow numbers! The 210cc intake runner design heads flow over 295cfm! 190cc Aluminum Small Block Chevy Cylinder Heads. (short bolts) 75 ft. They're fully assembled with valve springs, retaine Suggested Head Bolts: ARP 135-3603 Suggested Head Studs: ARP 235-4103 or 235-4303 Suggested Stud Girdle: Howards Cams 90121 or Jomar 1114 Head Bolt Torque with Oil: 80ft/lbs. Let the Shocker 185 wake up your small block Mopar. 99. Anyone have any recommendations for head Home. JEGS 65010 - Fender Cover with Pocket [23 in. 00) Maxx 190 SBC (Sold in ProMaxx Performance Maxx 317 Chev BB Aluminum Heads Made right here in the USA. 700″ lift. This head will support big power at a price that can’t be beat. 3 engines. rocker arm studs, and guide plates The following suggested tightening torques provide an excellent starting point for determining torque requirements. ProMaxx 9218S Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. Torque Specs: Flathead Cylinder Head Torque Specifications: Home 60 Horsepower V8 with Aluminum Heads. (in. $5 off $49 / $15 off $249 / $30 off $499 / $65 off $999* - Use Promo Code: Technical Specifications and Recommended Components: Combustion Chamber - 64cc The ProMaxx 723-2121 cylinder head is for flat tappet, hydraulic cams. 1949 - 1953. You have to get a torque angle guage to do it correctly. Big Block Chevy Head Bolt Torque Specifications. Find PROMAXX Performance Series One Small Block Ford Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! PROMAXX Performance Series One small block Ford cylinder heads are affordable, high-flow as-cast versions of fully CNC-ported heads. Some comparable heads are double the cost of one Shocker 325 CNC. ALL PERFORMANCE SERIES HEADS SOLD This option is NOT available w/ bare heads. The trick with aluminum head’s is to eliminate the piston crown at TDC to deck clearance which GM specs at . Luv Get the Best Performance with ProMaxx Performance Shocker Assembled 185 CNC Aluminum Cylinder Heads [Small Block Chrysler] 95605 parts at JEGS. JEGS 80427 - 123-Piece Tool Set with Carry Case He told me that "Perma-torque" didn't really apply towards racing, and suggested a "3-torque" procedure. 00 Head Bolt Torque with Oil: Rocker Stud Torque with Oil: TORQUE-TENSION REFERENCE GUIDE Printed in U. $5 off $49 / $15 off $249 / $30 off $499 / $65 off $999* - Use Promo Code: WINTER Maxx SBC 183 Straight Plug Hand Blended 2. This is a royal pain in the butt. 100-110 Horsepower V8 with Cast Iron Heads. “We have a large assortment of heads, from full-blown CNC drag racing heads, down to heads for a 4. I've read the torque specs that came with my ARP Rocker arm studs and they say 55 with thread sealant (is that like thread locker?) or 70 with 30W but this does not say whether iron or aluminum heads. Compare performance and price and you will see it is no contest. Now go out and shock the competition. MAXX 351 4V CLEVELAND: Flow Data @ 28″ water: 185cc - 190cc cylinder heads also seem on the bigger side for an admittedly "pretty much stock" motor. There spec was less descriptive on the champion's so I am still doing about 18 lbs with a 3/8 torque wrench. Roller: Item Number: PMX9200HR Be the first to review this item: Unit Price: $1,292. It has the 7/16 x 7/16 rocker studs does anybody know what the torque is supposed to be for these studs on an aluminum head? This video reviews the Promaxx Performance Freedom Series aluminium cylinder head that you can buy from outlets such as Summit Racing. Product Line. The heads are Dart Iron Eagle Platinum with 7/16 studs. Flowing over 325 CFM these heads will support big cubic inch and big horse power easily over 725 horsepower. In addition to the LS head, ProMaxx decided to dive into a world where an affordable aluminum cylinder head isn’t exactly commonplace — the diesel market. These heads outflow the competition at a price that cannot be touched. 900 inches while offering the larger LS3 intake port, to breathe better than any cathedral port. [7] Tighten the rocker arm studs to the following specifications: PRELOAD (TORQUE) RECOMMENDATIONS Aluminum Cylinder Heads 45 ft-lbs. Date published: 2024-11-19 I made a move to the Edelbrock rpm head @ 63cc (many many years ago) and it ran just fine on the pump swill. Final Pass; Main Caps: Inner Bolts - First step in sequence: 15 ft. The ProMAXX MAXX Series is taking the lead in affordable performance cylinder heads to the next level, since there are no comparable cylinder heads available. The bolts must be used with washers (to Find PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 215cc Intake Runner Volume (cc) and get Free Shipping on Orders Over $109 at Summit Racing! PROMAXX Performance Project X small block Chevrolet cylinder heads have the right stuff to perfectly fit your budget build with abundant power. Get the Best Performance with ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (185cc) 9186S parts at JEGS. Luv ProMaxx 9207 Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. Fully CNC’d runners and chambers designed and ported in the USA. Its runner will feed your beast, street or strip. Yes (+ $ 20. 100” Intake port volume 178 cc's Intake valve part number M-6507-J302 Torque Specifications - Use light oil on threads except where noted, Cylinder Head – see photo below for sequence 1. V8's) whether Ford or Mercury. 575 Hyd Flat Tappet: 9187S: SBC 185 Assy Hyd Roller: STRAIGHT: 64: 2. Warranty: Race Application, No warranty expressed or implied Quantity: Sold as Pair The MAXX Series is taking the affordable performance cylinder head to the next level. These heads flow over 350 CFM. Specifications: Part Type. Part Number: N/A Category: MAXX SERIES. • Supply Part Number: 9702365 • AS 06/14 Torque Poster For additional technical information, contact Fastenal Engineering at engineer@fastenal. rocker arm studs, and guide plates Specifications: Part Type. S. 260, 280, 302. The all new ProMAXX ultra smooth, Grade A 356-T6 aluminum casting, is CNC machined to create the perfect platform for newly developed runner and chamber designs. Not twist (torque). Similar pricing, better flow numbers. SBF Head Torque Sequence; SBF Intake Torque Sequence; BBF Intake Torque Sequence; Suggested Head Bolts: ARP 135-3603 Suggested Head Studs: ARP 235-4103 or 235-4303 Suggested Stud Girdle: Howards Cams 90121 or Jomar 1114 Head Bolt Torque with Oil: 80ft/lbs. 0 - See sequence diagram below (1 Bolt LH side) 59 ft. Product Q&A View Now. The Shocker 210 CNC SBF heads are tops in the industry. ) Threads per inch 307A ASTM A307 Grade A SAE J429 Grade 5 SAE J429 Grade 8 F N L G 9 FNL Grade 9 The ProMAXX MAXX Series is taking the lead in affordable performance cylinder heads to the next level, since there are no comparable cylinder heads available. only copper the outside of the Note : this does not include the extra bolt holes for some aluminum blocks that is in the intake port. 1/2 in. Views: Fastener Location . Bolt torque into aluminum is usually something in the range of 1/2 to 2/3 of the torque applied by the same bolt into steel. Custom designed to meet the demands of the BBC world, while The Maxx 190 is the ultimate “as cast” head available that produces CNC type flow number, flowing over 260cfm. Take thatbfor what it's worth. Shop Now at the Guaranteed Lowest Price! Edelbrock - Performer RPM FE 390-428 Cobra Jet Aluminum Cylinder Head for Ford FE. Some comparable heads are double the cost of one ProMaxx, Maxx Series Chev SB Aluminum Heads, 200cc/64cc, Straight Plug, Assembled, Hyd. But Aluminum Heads torque specs. $5 off $49 / $15 off $249 / $30 off $499 / $65 off $999* - Use Promo Code: Technical Specifications and Recommended Components: Combustion Chamber - 64cc The ProMaxx 723-2120 cylinder head does not fit 5. That, coupled with a state of the art NEW casting and you have a home run for Ford performance. These are . Compare to any brand, this head makes power! The Maxx 200 is the ultimate “as cast” head available that produces CNC type flow number, flowing over 280cfm. 0 ProMaxx Performance 185cc Aluminum Cylinder Heads Small Block Chevy. . 0 - See sequence 225cc Aluminum Small Block Chevy Cylinder Heads. Were are these smart engineers making these head? I was in the market for a set of aluminum heads for my 331 cu in motor and I thought that these heads would be a good bang for the buck. 025 inch in the bore at Torque Arms; Timing Chains & Pulleys. rocker arm studs, and guide plates The material is suspect and I'm glad that they were not installed on a 351w which has a much higher 100+ Torque spec. I dont expect anything but good results. This head has produced over 5oo hp on pump gas and mild cam . I am using studs for the 4 lifter valley head bolt holes also. There is NO AS CAST head on the market that can outflow these heads PERIOD! We have done our homework and produced what we believe is the best as cast head-on at an affordable price. Get the Best Performance with ProMaxx Performance 440 MAXX Aluminum Cylinder Heads Big Block Chrysler (B/RB) 9441 parts at JEGS. Spring Options: Clear: Upgrade Rocker Arm Studs to a 7/16″ This option is NOT available If you are shopping around, look at ProMaxx 183 Maxx series. Stage 3 : 70 Ft/Lbs. Third Pass. Get the Best Performance with ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (215cc) 9218S parts at JEGS. Boss 302. Shop Now at the Guaranteed Lowest Price! $5 off $49 / $15 off $249 / $30 off $499 / $65 off $999* - After looking at the results of this test, the gang at ProMaxx might just have pulled off the hat trick. An As Cast head that is just as efficient as competition’s CNC ported pieces. Cylinder Head. What's new. 600 Hyd Roller: 9188S ProMaxx Performance Maxx 440 Chrysler BB Aluminum Heads The New "MAXX 440 Big Block Chrysler" features a new ultra smooth casting. Manufacturer: ProMaxx Performance Manufacturer's Part Number: 9319 Weight: Okay - so I dropped a valve on my 440 source heads. This really helps the compression. They arent the best heads available but they certainly arent the worst either. 73 Nova Hatchback, 408 Small Block 13-1, Iron Heads, 6. “Here at ProMaxx The Maxx 190 is the ultimate “as cast” head available that produces CNC type flow number, flowing over 260cfm. ProMaxx, Maxx 175 Ford SB Aluminum Cylinder Head, 60cc/175cc, Bare: Item Number: PMX9176 Be the first to review this item: Unit Price: $979. If your a small block Mopar enthusiast, you know your choices are limited. Remember, you may need to vary these numbers somewhat based on the individual joint or the amount of fastener lubrication. Or Promaxx 200 Series Aluminum Cylinder Heads Small Block Chevy As-Cast 200cc ProMaxx 9208 Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. 02/1. 100/1. 02''/1. General Engine Discussion. 00) Maxx 351 4V Cleveland (SOLD IN PAIRS) quantity. (3/4 in. PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9217S PMX-9217S. You first have torque them to 30 lbs then turn another 65 to 80 degrees to achieve the correct bolt stretch. Note: The specs for the 85hp would be the same for '39 to '48 models of 90, 95, and 100hp (239 cu. 0, we only sell o-ringed heads for that reason. Features; Flow Chart; Cylinder Head Options; Technical Specs; Additional information; N/A. JEGS 80427 - 123-Piece Tool Set with Carry Case The Shocker 225 CNC is the ultimate 23 degree small block Chevy head. Belt Drives; Gear Drives; Pulleys; ProMaxx 2169 Technical Specifications and Recommended Components: Combustion Chamber - 64cc; Yes, ProMaxx 2169 aluminum cylinder heads offer improved performance with enhanced heat dissipation and lighter weight. 1L engine. $5 off $49 / $15 off $249 / $30 off $499 / $65 off $999* - Use Promo Code: Technical Specifications and Recommended Components: Combustion Chamber - 64cc The ProMaxx cylinder head is not drilled for 400 blocks. 025. Don’t let the size fool you, flowing over 260 cfm, this head makes real power. 550"Valve Spring Installed You can make a really nice set of heads for a lot less than a new set of alum heads. in 3 increments using 30 wt oil; Specifications: Part Type. This head will make BIG power in your SBF application. Brodix IK Series 1021004 Aluminum Cylinder Heads Specifications: Intake Port Volume: 180 cc ; Combustion Chamber Volume: 64 cc Torque Heads: 70 ft-lb. 00 lbs The ProMaxx 723-2171 cylinder head uses 3/8 npt plugs. 02" intake/1. By flowing over 295cfm and using all stock type components it gives the Mopar enthusiast and Taking the affordable performance cylinder head to the next level. 750 in. Shop Now at the Guaranteed Lowest Price! Specifications: Part Type. We obviously had the cylinder head portion of the equation covered The Shocker CNC 325cc BBC is a professional designed cylinder head using the latest CNC porting tools. Torque Rocker Studs: 40-45 ft-lb. rocker arm studs, and ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (200cc) Part Number: 723-9196A. ProMaxx Maxx 440 Chrysler BB Aluminum Heads For superior casting strength and durability they are cast from A356 aluminum and heat treated to T-6 specifications. 00 Head Bolt Torque with Oil: Rocker Stud Torque with Oil: Intake Bolt Torque with Oil: Manufacturer: ProMaxx Performance Manufacturer's Part Number: 9176 PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9217S PMX-9217S. ProMaxx Performance Products has established itself in the marketplace as a manufacturer of affordable aluminum cylinder heads that perform better than their price might suggest. 30 ft lbs. The Maxx 225cc SBC head is our largest “as cast” head in our line up, flowing close to 300 cfm @ . Maximum quality, maximum performance, and minimum pricing--PROMAXX Maxx Series SBC cylinder heads take affordable power to the next level. 225cc Aluminum Small Block Chevy Cylinder Heads. L] ProMaxx 9207 Project X Aluminum Cylinder Head Features:Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. Our new ultra smooth casting made of Grade A 356-T6 aluminum is precision CNC machined to create the perfect platform for our new runner and chamber designs. With many years of testing, ProMaxx Aluminum Cylinder Heads have multiple advantages over the factory style cast heads such as increased flow, increased power, better cooling, and a weight reduction at over 42lbs less per cylinder head compared to stock. Part Number: PMX-9217S Estimated Ship Date: Feb 5, 2025 ProMaxx 9187S Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. With your cam specs you might go bigger on the intake runner. From an 8. Date published: 2024-07-15 Promaxx Performance BBC aluminum heads start in price at just over $1,500 for a pair of bare castings and reach just under $4,000 for a pair of assembled and CNC-ported heads. And remember -- tension is the goal. 00 Head Bolt Torque with Oil: Rocker Stud Torque with Oil: Intake Bolt Torque with Oil: Manufacturer: ProMaxx Performance Manufacturer's Part Number: 9200 ProMaxx, Maxx Series Chev SB Aluminum Heads, 183cc/64cc, Straight Plug, Assembled, Hyd. 781's with nothing more than a 2. Although the manual does not say it, you should not reuse them. 60/64cc Assembled with . 850". in. Drive, 30 in. They feature large, high quality stainless steel 2. Line up the head gaskets to the block and torque the head bolts to the manufacturer's specifications in the proper sequence. Nominal Dia. I really don't feel like stipping out my brand new heads with 70ft lbs of torque. The engine was never fired. By flowing over 295cfm and using all stock type components it gives the Mopar enthusiast and affordable choice in The Project X 210 Ford is in one word “AWESOME” over 319 cfm in an as cast head is unbelivable. It requires no special components. ProMaxx Performance 190cc Aluminum Cylinder Heads -723-2180 JEGS Head Bolt Kit -555-83400 Fel-Pro Intake Manifold Gaskets -375-1206 Fel-Pro Header Gaskets -375-1405 Fel-Pro Wire Ring Cylinder Head Their may be a few extra bolts on the World Products Aluminum block (now Bill Mitchel Products I think). I have since changed to champion plugs. Add to cart. 750 gasket type spark plug that Promaxx recommends the threads of the plug are out into the combustion by about 2 threads plus the base ring of the plug. Anyways I am sure some one else will chime in soon . $876. In the Corvette service manual, Chevrolet recommends different torque for the short, medium and long bolts. 516 233/240 108 sep. 700″ Solid Roller Springs (Pair) 9352: Maxx Cleveland 2V 351 2. Date published: 2023-08-11 ProMaxx 9186S Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. ill say they did so good for a bidget head to drop the ball at the finish line. JEGS - Small Block Chevy Aluminum Cylinder Head for use with Hydraulic Flat Tappet Cam [195 cc Intake Ports, Specifications: Part Type. Ultra Shop the Best available ProMaxx Project X Series Small Block Chevy Aluminum Cylinder Heads parts at the Guaranteed Lowest Prices! High Performance Parts Delivered Fast. 040 to . lbs. jgucksoixlyhvpyvfsojgxzejgwyrssgxflhjqnukilxtlre