Sbc intake torque specs aluminum heads

Option 2: AFR's 227cc "Race Ready" and "Competition" heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. This head features 60/40 valve spacing and requires shaft mount rocker arms for optimum valve train geometry (can be used with .050 offset intake rockers for drag …

bcm66. 4762 posts · Joined 2006. #7 · Sep 15, 2010. I have never used a torque wrench on aluminum intake bolts. Always went with the old timer rule of "get 'em tight - but not too tight". Then check them again after the engine has gone through a couple of heat cycles. 1968 Camaro SS 396 coupe L78 - now old school 468 big block.Actual torque spec to use is set by the BOLT or STUD manufacturer, not the company that made the heads..... after all it is the bolts you are tensioning. Only time …Apply Edelbrock Gasgacinch #9300 to intake surface of heads and both sides of intake gasket. DO NOT use cork or rubber end seals supplied with gaskets; instead, use RTV Silicone sealer. Apply a 1/4" bead along front and rear of block, overlapping gaskets at the four corners. Torque manifold bolts to 25 ft./lbs.Object moved to here.Mar 22, 2019 · Object moved to here.

Jan 12, 2002 · Re: 93 LT1 Aluminum Head Torque Sequence and Spec (Vince Ivanc) Didn't mill the heads but the deck and heads were spotless when it went together. I am trying to avoid the pellets. Have heard both arguments regarding the pellets (good and bad). I just got done loosening all the bolts without pulling the heads. All aluminum heads should be torqued to the. bolt manufacturer’s specifications. This should be done in the proper General Motors sequence in 10 ft./lbs. increments beginning at 40 ft./lbs. Moly lube should be applied between fasteners, washers and area around head bolt to prevent galling and improper torque values. I love my coffee as much as the next cup (and the one after), but tolerance to its effects can be a real bummer. If you want to feel like you can outrun a cheetah again, try a brie...If using Fel-Pro Print-O-Seal, or any silicone beaded gasket, you must apply a small strip of silicone to both the deck flange of the cylinder head, Part #5023, 5025 Rev. 6/20/12 - QT/mc. Page 1 of 2. ©2012 Edelbrock LLC Brochure #63-5023. as shown in Figure 1 on the next page, and the at same location on the surface of the block to prevent ...I am going to clean up the threads and see what happens but wanted to know how much torque can the threads handle. I do not want to remove intake and all the other stuff. Call me a lazy. Retorqued at 11 ft lbs the motor idles at 1400rpm, obviously an intake leak. If retorqued to 30 ft lbs will stop intake leak maybe.16 Jun 2020 ... I show you how I install an Edelbrock performer 2101 intake manifold on a small block chevy. #becauseracetruck Help support the channel and ...2) Soak the Gaskets 2-3 hours (if they are porous) for a better seal. 3) Use small-head 1-inch long bolts for the proper thread bite and ease of reassembly and torquing. Dont forget the washers. 4) ALWAYS USE ANTI-SEIZE compound. NEVER use Thread Locker such as Locktite on header bolts. 5) Torque bolts to 11 ft-lbs on the first pass then 18 ft ...Big Block Chevy Intake Bolt Torque Specifications. 25 Ft/Lbs – Aluminum Heads. 35 Ft/Lbs – Iron Heads. The torque spec can be anywhere from 25-35 on Iron heads, but for aluminum I tend to go towards the lower side. IF you do have a spec from the manufacturer follow that. Make sure threads in the head are clean and in good shape.

Mar 18, 2009 · Bottom line: Changing just the carb, intake, and cam nets a 21.5-lb-ft, 55hp gain over the ZZ4's baseline configuration. These are easy bolt-ons well within the capability of the average hot ... #1 · Jun 12, 2011. Hello all, I just bought a set of aluminum heads to install on my 406 sbc. My question was are the torque specs. different on aluminum heads as to the stock …435-3603. Chevrolet Big Block Mark IV block with Late Bowtie aluminum, Iron Dart, Pro-1, Pro Top Line, & World Products iron heads, 12pt, ARP Stainless. Head Bolt Kit. Small Block Chevy Intake Manifold Bolt Torque Specifications. 25 Ft/Lbs. Make sure you follow the sequence in a couple of steps, worry about this more on old and aluminum manifolds. Cast Iron is much more forgiving if you are unfortunate to have to use a boat anchor of an intake.

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795 posts · Joined 2008. #1 · Jan 19, 2011. ARP head studs 134-4001 call for 80lbft using ARP Ultra Torque lube. That torque reading is based on 75% of the yield strength of the fastener (190,000PSI). So, the ARP studs have a greater tensile strength than stock head bolts allowing more torque to be applied to them.Throw in a steel roller camshaft (.474 in. intake/.5 10 in. exhaust lift and 208 degrees intake/221 degrees exhaust duration at .050 in.) and top it off with 58cc aluminum cylinder heads with 1.94 in. intake/1.50 in. exhaust valves and LT4 chrome silicon valve springs a GM aluminum dual-plane intake manifold HEI distributor cast iron water pump ...The features for the IK® series small block aluminum cylinder heads include a revolutionary ultra casting, versatile 180 cc, 200 cc, or 210 cc intake ports. ... • Torque Heads: 70 ft-lb• Torque Rocker Studs: 40-45 ft-lb• Intake Gaskets: FEL-PRO 1204, COMETIC C5416 (IK 180) FEL-PRO 1206, COMETIC C5414 (IK 200, IK 215) ...The MTX Blue Thunder 10 is a car-audio subwoofer. The subwoofer prevents distortion without reducing power. The Blue Thunder subwoofer is small in size and has a sleek design, but ...

Small Block Chevy Intake Manifold Bolt Torque Specifications. 25 Ft/Lbs. Make sure you follow the sequence in a couple of steps, worry about this more on old and aluminum manifolds. Cast Iron is much more forgiving if you are unfortunate to have to use a boat anchor of an intake. #1. This weekend im starting my AFR install, Now being that there aluminum im guessing back off on the torque specs a little? Id hate to strip a thread half way …Torque Specifications of Chevy 327s. Chevrolet first introduced the 327 small-block engine in 1962. Based on the smaller 283 engine, the 327 was manufactured in a variety of configurations to produce different power ratings. Regardless of the configuration, the 327's torque specifications are identical.CNC-machined aluminum performance cylinder head; Completely assembled with 2.000"/1.550" valves; 210-cc intake port, roof raised .240" 78-cc D-shaped exhaust ports, raised .200" – requires Fel-Pro exhaust gasket P/N 1470 (may require minor trimming) 62-cc combustion chamber, .400" deck (can be milled up to .060") No heat riserReceived 2 Likes on 2 Posts. Re: ZZ4 head bolt pattern and torque specs (Paul 73 Coupe) The torque sequence is the same as any small block. Start at the center between the two exhaust valves and work out from here. 65# of torque will work fine. Be sure to use lube on the underside of the bolt head and to use sealer on the threads.It will crack! (Dont ask how I know). If I remember correctly it was 11 ft-lbs. Most torque wrenches dont go that low, so I just white knuckle them and consider it good. Will Stewart. '71 Malibu, 383 ci, Vortec heads 280H cam, TH400/2400 stall converter and 10 bolt/3.73 gear and Eaton posi. Save Share. If using Fel-Pro Print-O-Seal, or any silicone beaded gasket, you must apply a small strip of silicone to both the deck flange of the cylinder head, Part #5023, 5025 Rev. 6/20/12 - QT/mc. Page 1 of 2. ©2012 Edelbrock LLC Brochure #63-5023. as shown in Figure 1 on the next page, and the at same location on the surface of the block to prevent ... Its probably not even still calibrated. I can see where you need more torque on that type of gasket, I think you will have less issues with composite type but your choice. 82 Monte Carlo SC, 355 w/Vortec heads, roller rockers, 625 Demon Carb, TRUE DUALS. 2009 Sub.5.3L LTZ 30 Gallons of gas @ $2.28/gal. bla bla bla.Actual torque spec to use is set by the BOLT or STUD manufacturer, not the company that made the heads..... after all it is the bolts you are tensioning. Only time …I just saw a set of these ZZ4 heads on ebay, the aluminum 1.94/1.50 58cc L98 D-port style heads for sale. I have read all over that they are good heads, and with a roller cam .474/.510 and 208*/221* @ .050" they make 355 HP/410 TQ with 10:1 compression. The thing is that the ebay ad says: very clean. not much use.

Bottom line: Changing just the carb, intake, and cam nets a 21.5-lb-ft, 55hp gain over the ZZ4's baseline configuration. These are easy bolt-ons well within the capability of the average hot ...

They are designed to use 2.020'' intake and 1.600'' exhaust valves, and work well in engines from 302 to 400ci. World's S/R Torquer 305 cylinder heads come with 58cc combustion chambers, and are ideally suited for use on 262-307ci small blocks. Technical Specifications Material: High density cast iron Valve Seats: Integral intake, hardened ...As far as the nut torque spec, go to ARP's site and look it up, they are all different depending on the size, length and style of the stud. There are more than one stud style for the SBC, so look it up by the part # of the studs you have. The fact that the heads are aluminum makes no difference. ARP torque specs are frequently different than ...The BRODIX Track 1® has a 221 cc intake port and a 67 cc combustion chamber. This head was designed for the drag or oval track racer who wants a lighter weight cylinder head that can make a significant difference in horsepower. The BRODIX Track 1® has a very thick deck that is compatible with nitrous, and comes with phosphorous bronze valve ...Option 2: Our 235cc "Competition" heads come with 100% CNC machined intake runners, exhaust ports and combustion chambers. Equipped with Titanium retainers and high quality components, featuring a 60/40 valve spacing which requires shaft mounted rocker arms for optimum valve train geometry (can be used with .050 offset intake rockers for drag ...bcm66. 4762 posts · Joined 2006. #7 · Sep 15, 2010. I have never used a torque wrench on aluminum intake bolts. Always went with the old timer rule of "get 'em tight - but not too tight". Then check them again after the engine has gone through a couple of heat cycles. 1968 Camaro SS 396 coupe L78 - now old school 468 big block.Kohler engines are known for their reliability and performance. Whether you are using a Kohler engine in your lawn mower, generator, or other equipment, ensuring that the torque sp...aluminum manifold, aluminum heads, bolt torque. Jump to Latest Follow. 38K views 8 replies 6 participants last post by 1BAD80 Nov 7, 2004. W. william27103 …Performer RPM #60619, 60639, 60719, 60739, 60889, 60899, 60949, and 60999: Cylinder Heads are designed for use on 1986 & earlier 302, 327, 350, and 400 c.i.d. Chevrolet engines (not centerbolt). NOTE: See “Specifications” section of this instruction sheet for additional cylinder head details such as spark plug position (straight or angled ...

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Bolt Tightening Order And Pattern For Chevy 350 Intake Torque Specs. Step one. Disassembly. Disconnect your battery and drain all coolants. Next, remove all peripheral items: cases in point are fuel lines, engine covers, vacuum lines, wiring connectors, EGR tubes, air intake, and throttle cable.These lightweight aluminum heads bolt up to your small block Chevy and feature 195cc intake/75cc exhaust runners, 64cc combustion chambers, and 2.02" intake/1.60" exhaust valves. They're fully assembled with valve springs, retainers, locks, guide plates, studs, and seals. Maximum output for less money! Designed and produced by BluePrint Engines.If you fall into that category, listen carefully. The most important part of your cylinder head is, as per Fig 6-3 and Fig 6-4, the area 1 inch before the valve seat to 1/2 inch after it on the intake and vice versa on the exhaust. Be aware that what you think is needed may not be what is wanted.GM actually puts some type of thread locker on them from the factory. The GM torque spec is 132 in lb in three steps. (27, 106, 132) That is just about the same as 11 ft lbs. By the way for that light of a torque I would always use either an inch lb torque wrench or one that goes not much higher than 50 ft lbs total.heads. 2.02” intake and 1.60” exhaust valves with 11/32” valve ... cast aluminum valve covers. ©2018 Edelbrock LLC Catalog # 61767, 61769, 61775 & 61779 Rev. 1/9/18 - NP Page 2 of 2 Brochure #63-0313 Figure 1 - Bolt Tightening Sequence SPECIFICATIONS Head Bolt Torque 95 ft/lbs (in steps of 45-65-95)DESCRIPTION: Edelbrock E-Tec 170 cylinder heads are designed for street/high performance use on 302, 327, 350, and 400 c.i.d. Small block Chevrolet engines using …2) Soak the Gaskets 2-3 hours (if they are porous) for a better seal. 3) Use small-head 1-inch long bolts for the proper thread bite and ease of reassembly and torquing. Dont forget the washers. 4) ALWAYS USE ANTI-SEIZE compound. NEVER use Thread Locker such as Locktite on header bolts. 5) Torque bolts to 11 ft-lbs on the first pass …Small Block Chevy Intake Manifold Bolt Torque Specifications. 25 Ft/Lbs. Make sure you follow the sequence in a couple of steps, worry about this more on old and aluminum manifolds. Cast Iron is much more forgiving if … Three things matter the most regarding SBC heads - quality, price, and performance. The FloTek 180cc aluminum alloy casting cylinder heads are the answer. Featuring 180 cc ports with a unique design made for versatility, the FloTek SBC head is one of the best SBC heads for low-end torque. Specialized Department. Figure 1 - SBC Cylinder Head Bolt Torque Sequence Torque Bolts to 65 ft./lbs. (Torque in 3 steps, gradually approaching final torque spec.) † Intake Manifold:Although stock Vortec intake manifold will fit, Edelbrock E-Tec 170 Cylinder Heads are matched in size and operating range with Edelbrock Performer, Performer RPM, and383 Stroker. -5cc flat top pistons. w/ 64CC heads (pro comp aluminum) estimated compression from Eagle (bottom end) is 10.7:1. I think (??) the recommended plugs for the aluminum heads are Champion RC12YC (Autolite 3924); however the current plugs are a hotter plug Champion RC14YC (Autolite 3926). These plugs are a gasketed, …After the intake is seated for some time, maybe an hour or so, go back and re-torque to 30 ft lbs one more time. This is for factory aluminium Chev BB intakes. If you are using an aftermarket aluminum intake refer to the mfg torque specs. My Showroom. 69' SS396 Chevelle L78 396/375hp M-21 Close Ratio Cortez Silver. ….

Three things matter the most regarding SBC heads - quality, price, and performance. The FloTek 180cc aluminum alloy casting cylinder heads are the answer. Featuring 180 cc ports with a unique design made for versatility, the FloTek SBC head is one of the best SBC heads for low-end torque. Specialized Department.You've seen what Boxee's beta media center software will look like. Now you can peek at pictures and specifications for D-Link's official Boxee Box, a small computer with HDMI outp...Torque Specs for Small Block Chevy Engines Part Bolt Size Minimum Maximum Camshaft Sprocket 5/16"-18 15 ft. lbs. 25 ft. lbs. Connecting Rod 3/8"-24 30 ft. lbs. 35 ft. lbs.Small Block Ford Intake Bolt Torque Specifications. 18 Ft/Lbs - Aluminum Heads. 22-25 Ft/Lbs - Iron Heads. Do the torque in 2 steps, first just hand tight, second with the torque wrench. IF you do have a spec from the manufacturer follow that. Make sure threads in the head are clean and in good. shape. Requires hardened pushrods.; All E-Street Cylinder Heads are sold in pairs; Dyno tests showed a gain of 16 hp and 11 ft-lbs of torque over our overseas competitor; Intake Valve Diameter: 2.02 in : Intake Runner Volume: 185 cc : Material: Aluminum : Push Rod Diameter (Suggested) 0.3125 in : Rocker Stud Diameter: 0.375 in : Valve Angle: 23 deg ... ProMaxx Performance 185cc Aluminum Cylinder Heads Small Block Chevy. 185cc Aluminum Cylinder Heads. Small Block Chevy. 2.02''/1.60'' Valves. 185cc Intake Runner. 72cc Combustion Chamber. Straight Plug. Assembled. Sold as pairs. #1 · Jun 12, 2011. Hello all, I just bought a set of aluminum heads to install on my 406 sbc. My question was are the torque specs. different on aluminum heads as to the stock …Posted 05/31/18 by OnAllCylinders Staff. Last updated on 12/29/2021. The L92 is a 6.2L, Gen. 4, small block engine used in GM luxury trucks and SUVs between 2007 and 2008. For marketing purposes, it was also known as the Vortec 6200. The information listed here is for a stock L92 engine. Mechanically similar, General Motors’ LS and LS-based ... Sbc intake torque specs aluminum heads, 30 Apr 2022 ... How to Clean an Aluminum Intake Manifold ... Small Block Chevy Head Installation,Torque & Torque sequence. ... Installing a Carbureted intake on ..., Advertisement Today's iMac comes in four primary configurations, with a fifth designed specifically for the education market. Let's look first at what they all have in common, then..., Comes fully assembled with heavy duty components. Designed to bolt right up to your small block Chevy engine. Features an all-aluminum construction with a natural finish. Head bolts are tested to over 180,000 PSI and has a 1/2" wrench size and a 1.375" thread length. Head gaskets offer superior heat dissipation and have a compression thickness ... , ARP thread sealer to head bolt threads, and apply engine oil or ARP lubricant to the head bolt washers and underside of bolt heads. Torque bolts to 65 ft./lbs. in three steps (40-55-65), following the factory tightening sequence (See Figure 3). Check to make sure engine has proper grounds to chassis. When pouring coolant back, the intake bolts. Install all 12 bolts and washers and torque to 10 lb-ft. Follow torque sequence shown below. Then, using the same torque sequence, tighten all 12 bolts to 18 lb-ft for aluminum heads. Repeat multiple times in sequence until all bolts reach proper torque. Note: You will find that the end bolts reach their final torque, This replacement aluminum head is constructed of high-quality components, an aluminum body, bronze valve guides, and a unique port design that improves airflow performance. The combination of a 200 cc intake runner and a 68 cc combustion chamber significantly improves the engine’s performance while maintaining the factory-spec …, HEAD BOLTS or STUDS: High quality head studs or head bolts with hardened washers must be used to prevent galling of the aluminum bolt bosses. Edelbrock Head Bolt Kit #8555 includes two longer-than-stock bolts which must be used with these cylinder heads. If you use any other head bolts, you must use the two head bolts and washers supplied, Big Block Chevy Manifold. Your Price: $ 645.39 SKU 41114000. Dart Big Block Chevy Manifolds. -. Add to cart. Compare., All aluminum heads should be torqued to the. bolt manufacturer’s specifications. This should be done in the proper General Motors sequence in 10 ft./lbs. increments beginning at 40 ft./lbs. Moly lube should be applied between fasteners, washers and area around head bolt to prevent galling and improper torque values. , 1 – 3/8-18 NPT Pipe Plug. DESCRIPTION: The Edelbrock RPM Air-Gap #7116 intake manifold has been designed for 262-400 c.i.d. small-block Chevy engines equipped with Vortec style (L31) cylinder heads. The manifold accepts late model water neck, air conditioning, alternator and H.E.I. ignition systems. Use electric or manual type choke …, Our Pick 1. Product Name. 5. Purchase Now. 1. DNA Motoring CYLH-SBC-350 Aluminum Bare Cylinder Head Compatible with SBC Engines 302 327 350 383. CHECK LATEST PRICE. If you’re looking for an affordable aluminum cylinder head that’s compatible with SBC engines, the CYLH-SBC-350 from DNA Motoring is definitely a great option to …, On the dyno, the Victor Jr. put up the best numbers yet with the Brodix as-cast cylinder heads, punching out 684.1 lb-ft of torque at 687.1 hp. Victor Jr. to Weiand Track Warrior Intake. Brodix ..., These lightweight aluminum heads bolt up to your small block Chevy and feature 220cc intake/67cc exhaust runners, 64cc combustion chambers, and 2.08" intake/1.60" exhaust valves. They're fully assembled with valve springs, retainers, locks, guideplates, studs, and seals. Maximum output for less money! Designed and produced by BluePrint Engines., Chevrolet Performance Fast Burn Bare Aluminum Cylinder Head, Small Block Chevy. Fast Burn Bare Aluminum Cylinder Head. Small Block Chevy. 210cc Intake Ports. 62cc Combustion Chambers. Valves: 2.000 in. Intake/1.550 in. Exhaust. Sold Individually. View Details. $887.46., Received 2 Likes on 2 Posts. Re: ZZ4 head bolt pattern and torque specs (Paul 73 Coupe) The torque sequence is the same as any small block. Start at the center between the two exhaust valves and work out from here. 65# of torque will work fine. Be sure to use lube on the underside of the bolt head and to use sealer on the threads., Full-CNC. Speedmaster™ CNC ported cylinder heads are machined on dedicated 4-axis and 5-axis CNC machining centers to ensure accuracy and cost effectiveness. Combustion Chamber, Exhaust and Intake Ports all fully CNC machined for better flow. CNC combustion chambers offer superior control over flame travel and quench area., Sep 15, 2010 · bcm66. 4762 posts · Joined 2006. #7 · Sep 15, 2010. I have never used a torque wrench on aluminum intake bolts. Always went with the old timer rule of "get 'em tight - but not too tight". Then check them again after the engine has gone through a couple of heat cycles. 1968 Camaro SS 396 coupe L78 - now old school 468 big block. , To find torque specs for new Ford vehicles, visit Ford.com, and find the specific vehicle. To find torque specs for older Ford models, browse Edmunds.com, and select a specific For..., Oct 6, 2015 · As for the torque specifications, the 289 (above top) and 302 intakes are both torqued in two stages to between 20 and22 lb-ft. The 351 intake, on the other hand is torqued in three stages to between 23 and 25 lb-ft. Ford Head Bolt Torque Sentences and Specs. The torque sequence for all three Ford engines can be seen in the photo above. , between the head and the fastener to prevent galling. All aluminum cylinder heads should be torqued to 65ft/lbs. This should be done in the proper General Motors sequence in 10-ft/lb increments beginning at 40ft/lbs. Moly lube should be applied between fasteners, washers and areas around head bolt to prevent galling and improper torque values. , Small Block Chevy Intake Manifold Bolt Torque Specifications. 25 Ft/Lbs. Make sure you follow the sequence in a couple of steps, worry about this more on old and aluminum manifolds. Cast Iron is much more forgiving if you are unfortunate to have to use a boat anchor of an intake., After the intake is seated for some time, maybe an hour or so, go back and re-torque to 30 ft lbs one more time. This is for factory aluminium Chev BB intakes. If you are using an aftermarket aluminum intake refer to the mfg torque specs. My Showroom. 69' SS396 Chevelle L78 396/375hp M-21 Close Ratio Cortez Silver., Recycling aluminum cans is a way to make money on the side. If you could collect 1,000 cans per week, you would make $100 per week. Home Make Money One of the ways you might be ab..., Firing Order: 1, 8, 4, 3, 6, 5, 7, 2. Illustrated here is the correct position for the spark plug wires on the distributor cap, as well as the correct firing sequence. This Tech Tip is From the Full Book “ SMALL-BLOCK CHEVROLET: STOCK AND HIGH-PERFORMANCE REBUILDS “. For a comprehensive guide on this entire subject you can visit this link:, Our line of intakes have worked very well with the Felpro 1206 intake gaskets. Head Gasket: Felpro# 1003 or our line of GR-30 and GR-40 heads gaskets. ... Our Gold Series Stud Girdles work very well on these heads. Torque: Head Bolts = 65 ft/lb Rocker Studs = 55 ft/lb Manifold = 30 ft/lb Block Use: Any SBC Iron or Aluminum Weight: 59-61 lbs ..., These lightweight aluminum heads bolt up to your small block Chevy and feature 220cc intake/67cc exhaust runners, 64cc combustion chambers, and 2.08" intake/1.60" exhaust valves. They're fully assembled with valve springs, retainers, locks, guideplates, studs, and seals. Maximum output for less money! Designed and produced by BluePrint Engines., You might still say "tin foil," but chances are you're using aluminum. We recently posted about the many ways aluminum foil is helpful around the house and quickly found that menti..., summitracing.comThis aluminum head from Trick Flow produced 496 lb-ft of torque at 4,000 rpm and 455 horses at 5,300 rpm. With its 195cc intake ports and 215-cfm flow numbers at 0.400-inch lift it ..., I am going to clean up the threads and see what happens but wanted to know how much torque can the threads handle. I do not want to remove intake and all the other stuff. Call me a lazy. Retorqued at 11 ft lbs the motor idles at 1400rpm, obviously an intake leak. If retorqued to 30 ft lbs will stop intake leak maybe., The BRODIX 18X offers the best of both worlds, 18° horsepower without using expensive shaft rockers or offset lifters. This head offers a dramatic horsepower increase over the previous 23° cylinder head. Several advantages of the 18X are intake ports that flow over 320 cfm out-of-the-box, an intake valve size of 2.140, raised intake ports ..., Details. The Edelbrock #60899 Performer RPM cylinder head is designed for 1955-86 Small-Block Chevy applications. The Edelbrock #60899 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great throttle response and power …, Cylinder Head Bolts: M11 x 2.0 x 155.5: 22 ft.-lbs. 90 degrees: 90 degrees: M11 x 2.0 x 101.0: 50 degrees: M8 x 1.25 x 46.0--22 ft.-lbs. Rocker Arm Bolts--22 ft.-lbs. Intake Manifold Bolts: 44 in.-lbs.-89 in.-lbs. Oil Pump Bolts--18 ft.-lbs. Camshaft Retainer Plate Bolts ... Fasteners that list an angle are Torque to Yield (TTY). The specs ..., Mar 22, 2019 · Object moved to here.