Sbc intake torque specs aluminum heads

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.

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 ...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.BluePrint Engines Muscle Series Cylinder Heads. Cylinder Heads, Aluminum, 195cc Intake Runner, Straight Plug, 2.020/1.600 in. Valves, Chevy, Small Block, Pair See More Specifications | Check the Fit. BluePrint Engines Muscle Series Cylinder Heads H8002K MLL-H8002K. 4.5 out of 5 stars. Part Number: MLL-H8002K.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 …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.

Aluminum gutter guards are one of the best options you can get to protect your home. Our guide breaks down the best one the market. Expert Advice On Improving Your Home Videos Late...These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Moly and other lubes offer reduced friction and increased bolt tension, which will affect the torque figure. If you use aftermarket performance bolts like ARP's, you should follow the recommended torque specifications.Aug 1, 2015 · E. ericnova72. 22557 posts · Joined 2007. #3 · Aug 1, 2015. Spec for the SBC is 65-70 ft.lbs with factory bolts.....75 ft.lbs isn't going to hurt anything....but if you want to re-torque, it is a good idea, you will find that the gasket has relaxed some under the compressive force of the head, and you will find some bolts seem looser, usually ... What is the torque specification for an aluminum intake manifold with aluminum cylinder heads on a SBC 350 (ZZ4)? Most of the spec's I'm running across are assuming cast iron heads, stating 25 ft. lbs. I've also run across spec's indicating 33 ft. lbs. for GM 3.7L (aka 350) but no distinction was made for cast iron or aluminum heads. The ...Esker (ALESK): Record order intake in Q3 27-Oct-2022 / 07:00 GMT/BST   London, UK, 27 October 2022   Esker (ALESK): Rec... Esker (ALESK): Record order intake in Q3 2...Advertisement As the piston finally bottoms out, the intake port is uncovered. The piston's movement has pressurized the mixture in the crankcase, so it rushes into the cylinder, d...INSTALLATION INSTRUCTIONS. Use either Edelbrock #7201 or Fel-Pro #1256 (#1205 for aftermarket heads) intake gasket set when installing this intake manifold. Fully clean … 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.

Vortec intake manifold three-step torque specs: 2 lb.-ft.; 9 lb.-ft.; 11 lb.-ft. ... An aluminum head casting – distinguished by Chevy Bowtie logos at each end – and a valvetrain with high-rpm, LS-style beehive-type valve springs stretches the performance range of the heads to enable greater power at a higher rpm. Fast Burn technology ...HYPURR DBL NKL. 763 posts · Joined 2009. #11 · Apr 24, 2017. Personally using a torque wrench on intake bolts, is the fastest way to strip the head IMO. Just use a ratchet and tighten them down using the proper criss-cross pattern so it goes down evenly. Do it in two passes, snug, then final tightening.Our largest and most powerful 60/40 head for the small block Chevy features 100% CNC machined intake runners, exhaust ports and combustion chambers. Capable of flowing 350 CFM at 0.800" of lift these heads come equipped with Titanium retainers and high quality components throughout, the 60/40 valve spacing which requires shaft mounted rocker ...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

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Kirk's67SS. 6804 posts · Joined 2011. #2 · Aug 6, 2016. Small Block Chevrolet V8 Engine Specs | Torque Specs - Cylinder Numbering - Firing Order - Distributor Rotation - SB Chevy 267 305 327 350 400 Cid. 67 Chevelle Malibu SS Cdn. Born 283 / PG / A51. 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 ... Not for use on Gen II 1992-96 LT1/LT4 engines with reverse-flow cooling system. Fast Burn Aluminum Cylinder Head Assembly. • CNC-machined aluminum performance cylinder head. • Completely assembled with 2.000"/1.550" valves. • 210cc intake port, roof raised .240". • 78cc D-shaped exhaust ports, raised .200" – requires Fel-Pro® exhaust ...Heads are not drilled for steam holes that are required on SBC 400 engines. Recommend head gasket for 4” bore engines is the Fel-Pro 1003 style gasket. Head bolts such as 50542171 and washers 50542102 are recommended. Torque to 50-65-80 ft.-lbs., with 75 ft.lbs. torque on the bottom. Use Permatex 80631 style sealant on the threads.60 ft-lbs. Bellhousing. (Transmission to Block) Engine Oil. 25 ft-lbs. Small block chevy torque specifications for Main Caps, Connecting Rods, Heads, Cam Sprocket, Rocker Studs, Oil Pump, Timing Cover, Harmonic Damper, Valve Covers, Oil Pan, Exhaust Manifolds, Intake Manifold and Spark Plugs.Not for use on Gen II 1992-96 LT1/LT4 engines with reverse-flow cooling system. Fast Burn Aluminum Cylinder Head Assembly. • CNC-machined aluminum performance cylinder head. • Completely assembled with 2.000"/1.550" valves. • 210cc intake port, roof raised .240". • 78cc D-shaped exhaust ports, raised .200" – requires Fel-Pro® exhaust ...

See full list on jegs.com 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 ...#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 …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.54.23 N-m. Years: All. Note: Chevy Small Block - Red Loctite. GM 5.7L-350ci-V8-SM-BLOCK Engine Torque Specs. Over 6,000 Automotive Torque Specs. Search Car Torque Specifications by Engine or Model.Valve sizes are 2.250/1.880 inches. The current “bad-boy” Bowtie race head is PN 12363425 (casting number 14044861), a bare head with 380-cc intakes and valve seats for 2.19/1.88-inch valves. Exhaust port exits are raised 3/4 inch and feature a distinctive vane, giving rise to the popular nickname of the “W” port head.As of 2015, maximum torque values for Cummins ISX truck engines range from 1450 pound-feet at 1200 revolutions per minute for the ISX 400, to 2050 pound-feet at 1200 RPM for the IS...Aug 1, 2015 · E. ericnova72. 22557 posts · Joined 2007. #3 · Aug 1, 2015. Spec for the SBC is 65-70 ft.lbs with factory bolts.....75 ft.lbs isn't going to hurt anything....but if you want to re-torque, it is a good idea, you will find that the gasket has relaxed some under the compressive force of the head, and you will find some bolts seem looser, usually ...

Intake Manifold, Vortec Head Design. Designed for 283-400-cubic-inch engines using Vortec cylinder heads P/N 12558060, P/N 19300956, P/N 19300955, P/N 19331470, or P/N 19331472. Has 4-bolts per side to attach it to these cylinder heads. Aluminum high-rise design maximizes horsepower and delivers a broad torque curve.

Spread Port. AFR's 220cc "Race Ready" and "Competition" heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. This is AFR's largest, best flowing head for use with conventional rocker arms. Recommended for race applications or radical "Pro Street" style builds. Included …The Performer RPM Small Block aluminum cylinder heads are designed for Small Block Chevy 265, 283, 302, 305, 307 327, 350 and 400ci engines up to 2003. Performer heads are designed with compact combustion chambers and high-flow ports to increase throttle response and overall performance throughout the RPM power band.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.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 ...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 ...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 ...Don't sacrifice quality for a low price--get both with our Summit Racing™ 64cc aluminum cylinder heads for small Chevy. The lightweight heads are cast from A-356 aluminum alloy and have 200cc intake ports, 64cc combustion chambers, phosphorous bronze valve guides, and ductile iron valve seats for use with unleaded gas.Big Block Chevy Manifold. Your Price: $ 645.39 SKU 41114000. Dart Big Block Chevy Manifolds. -. Add to cart. Compare.Heads are not drilled for steam holes that are required on SBC 400 engines. Recommend head gasket for 4” bore engines is the Fel-Pro 1003 style gasket. Head bolts such as 50542171 and washers 50542102 are recommended. Torque to 50-65-80 ft.-lbs., with 75 ft.lbs. torque on the bottom. Use Permatex 80631 style sealant on the threads.

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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. 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 fully assembled pair. Important installation notice. As with any new heads, you must do a mock setup with the heads before bolting them on. The specs listed are for stock fasteners. If you use ARP or other aftermarket fasteners, follow the instructions that came with your new hardware. Related Products: Camshafts & Valvetrain, Cylinder Heads, Engine Assemblies, Oiling Systems, Other Engines & Components, Pistons & Piston Rings, Valve Covers & Dress-Up Kitsbetween 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.JEGS 83250 - 12-Point Intake Manifold Bolts for Chevy, Mopar and AMC [Zinc Dichromate Gold] $13.67. Mr Gasket 135G - Intake Manifold Gaskets Performance Material. $39.95. Mr Gasket 955G - Hex Head, Grade-8. $14.30. JEGS 83200 - Intake Manifold Bolts Small Block Chevy. $8.09. Fel-Pro 1284 - H/P Intake Gasket Small Block Chevy LT1/LT4 Engines.These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Moly and other lubes offer reduced friction and increased bolt tension, which will affect the torque figure. If you use aftermarket performance bolts like ARP's, you should follow the recommended torque specifications.Whether you're building or buying, the perfect computer isn't necessarily the product of the most expensive parts. Your perfect spec list makes up the machine that works best for y...example shows six holes in the deck of a small block head*. lay a head gasket on the . deck, noting where the gasket covers the holes in the deck; punch at least a 3/8” hole in the . head gasket. this procedure can be done to both head gaskets to improve . water circulation. * #4 and #6 hole locations do not apply to the ik ® series heads.Product Summary. Chevy Small Block V8, Assembled Cylinder Head Style. Has a standard port location for use with most intake and exhaust manifolds. Designed for optimal airflow and performance on SBC engines with a 4.0" bore. Will flow 232 CFM @ .500" lift on the intake and 173 CFM @ .500" lift on the exhaust. Features like fast-burn combustion ...Torque specs. 04-30-2013, 05:23 PM. I have a 351W with the performer RPM heads and Pro-Flo Intake. I need to re-torque the heads but don't have the specs for sequence or ft pounds, and since the heads are aluminum, do I need to use stretch head bolts if I replace them? Any help would be appreciated, Thanks!Our review outlines the cost and specs of the Tesla Powerwall to let you know if it is worth the investment in addition to your solar power system. Expert Advice On Improving Your ... ….

209 posts · Joined 2007. #3 · Mar 10, 2007. bolts are higher then studs. Also depends if there 7/16 or 1/2 bolts. Alum heads are usally lower in tourqe because when the engine heats up the alum adds more clamping force. I think its 75 with arp molly lube and 100 wiith oil. try arp.com. Share.#1 · May 26, 2004. I'm now going to install my manifold and then headers onto my (pro topline) aluminum heads. I'm using ARP bolts for the manifold, and ARP studs for the …Visually similar to GM casting #3782461, which first appeared on the 1961 Corvette “fuelie” No accessory bolt holes, just like the original heads Aluminum heads shave 40 lbs. off the nose of your car vs. original 461 iron heads Improved port/chamber shape for better performance and efficiency Standard port location for use with most intake and exhaust …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.Automotive Racing Products 1863 Eastman Avenue Ventura, Ca 93003. Tel: (805) 339-2200 Fax: (805) 650-0742 www.arp-bolts.com. INSTALLATION METHOD FOR PRO SERIES ROCKER ARM STUD KITS. Part Number: 235-7202 Application: 7/16 Dia. BB Chevy w/ Dart Aluminum Heads.Apr 10, 2013 · I have aluminum heads and aluminum intake ,I used ARP head studs ,intake bolts and header bolts ,the intake is torqued to 35 lbs exaust to 35 lbs and safety wired heads 90 &80 , The Aluminum Heads are not the problem ,it is the torque yield of the fastners ,use good quality fastners ,Felpro no retorque gaskets,you will not have a problem,on the small block make sure the intake bolts are long ... When it comes to engines, torque is a crucial specification that determines the power and performance of the machine. In the world of small engines, Kohler is a well-known and resp...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.11 Nov 2017 ... It's official: the “How to Build Your First Engine Series” is over! This is the final episode, as David Freiburger and Steve Dulcich wrap up ...The Brodix Small Block Chevy -18X Series Aluminum Cylinder Heads offer the best of both worlds, 18-degree 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 ... Sbc intake torque specs aluminum heads, Our largest and most powerful 60/40 head for the small block Chevy features 100% CNC machined intake runners, exhaust ports and combustion chambers. Capable of flowing 350 CFM at 0.800" of lift these heads come equipped with Titanium retainers and high quality components throughout, the 60/40 valve spacing which requires shaft mounted rocker ..., Apr 30, 2023 · Definition. Rocker arm studs are threaded metal rods that secure the sbc head torque to the cylinder head gaskets in an internal combustion engine. They serve as a pivot point for the aluminum roller rocker arm to move up and down, transferring the motion of the hydraulic lift camshaft to the intake port, intake valve, or exhaust manifold. , The GM torque spec is for steel bolts going into steel heads. If you have aluminum heads, you should be applying the bolt torque specified by the manufacture of …, 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 ... , Dave Haertel said: Had to pull the intake and looking for torque specs. 360 and a Weiand Action + intake. Are all intakes the same torque specs? It varies between iron and aluminum heads, but 25ft lbs is an average for iron heads and an aluminum intake. 18 for aluminum heads. This is per Edelbrock instructions., Our 1402 and 1472 cylinder heads are machined for 7/16" head bolt diameters; all others are machined for 1/2" head bolts. When using heads with 1/2" holes on blocks with 7/16" threads, we recommend using ARP's 254-3708 or 254-4401 kit with their 200-8598 bushings. If you are using ARP hardware, follow their recommended torque specifications., 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 ..., 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 ..., Intake manifold bolts on SBC engines should be torqued to 30 lb-ft in a two-step sequence. First time around, set your torque wrench to 20, follow the pattern, then repeat the pattern (image above) again …, With a 76cc chamber head on a 350 Chevy, your compression ratio will be around 8.5:1 assuming the use of a 0.041 inch thick head gasket and the piston is between 0.015 to 0.020 inch below the deck surface. Just by changing to smaller 64cc heads, the compression ratio improves from 8.5:1 to 9.7:1 with no other changes., Our 1402 and 1472 cylinder heads are machined for 7/16" head bolt diameters; all others are machined for 1/2" head bolts. When using heads with 1/2" holes on blocks with 7/16" threads, we recommend using ARP's 254-3708 or 254-4401 kit with their 200-8598 bushings. If you are using ARP hardware, follow their recommended torque specifications., It is not necessary to re-torque the head bolts after initial break-in. For head stud installation, follow the head stud manufacturer’s instructions. NOTE: On engines with torque-to-yield head bolts (1992 ½ and later), the head bolts must be replaced. 6) Installing and Adjusting the Valvetrain Place the proper length, hardened pushrods into the, Sbc Intake Torque Specs Aluminum Heads, SB Chevy Aluminum Cylinder Head 195cc Assembled (Sold as a Pair) , Torque Specs and Bolt Patterns for Small Block Engines – RacingJunk News. ... Lower Intake Manifold Torque Spec and Sequence GM Forum Buick, Cadillac, Olds, GMC Pontiac chat., CROSS-RAM LS3. The Cross-Ram LS3 is a unique intake manifold for anybody looking to combine great looks with outstanding performance between 1,500–7,000 rpm. The unique dual-plenum design features long 13-inch runners with flanges that will accept two 90mm throttle bodies. Ideal for twin turbo/boost applications!, 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., Aluminum SBC Heads # 10088113 vette. Hey guys I was wanting to see if any of you have used these in HI_PO apps?? I found a set for $250 locally that have been upgraded with polished SS 202/160 valves, Z28 springs (.550 lift 110lbs seat pressure @ 1.75") screw in studs, and guide plates.., 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., Here is one source: Standard operating procedure with a small block Chevy and aluminum heads and production bolts is to use hardened steel flat washers under the heads of the bolts, coat the threads with waterproof goop and torque bolts to 65 ft/lbs. I usually go 35, then 50, then 65. The Techinspector has you covered., Here is one source: Standard operating procedure with a small block Chevy and aluminum heads and production bolts is to use hardened steel flat washers under the heads of the bolts, coat the threads with waterproof goop and torque bolts to 65 ft/lbs. I usually go 35, then 50, then 65. The Techinspector has you covered., Torque small block Chevy compatible head bolts to 70 ft-lb in increments of 20 ft-lb. Torque BR Series 11 mm studs to . 85 ft-lb and 8 mm studs to 26 ft-lb. Use a drop of 30W motor oil under head of bolt. Make sure head bolts do not bottom . out in block. Sealer should be used on head bolt threads. A re-torque after initial warm up is desired. , 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., 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. , cast iron, or Edelbrock E-Tec aluminum cylinder heads. Performer Vortec: Designed for 262-400 c.i.d. Chevy V8s using 1996-later Vortec (L31) cast iron, or Edelbrock E-Tec aluminum cylinder heads. Includes provision for external water bypass. Performer RPM: Designed for 1955-86 262-400 c.i.d. small-block Chevy for high-performance street use., Aluminum SBC Heads # 10088113 vette. Hey guys I was wanting to see if any of you have used these in HI_PO apps?? I found a set for $250 locally that have been upgraded with polished SS 202/160 valves, Z28 springs (.550 lift 110lbs seat pressure @ 1.75") screw in studs, and guide plates.., The torque specifications for automobile engine cylinder head bolts are located on the Federal-Mogul Motorparts website. The search feature is available on the Specifications Looku..., 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, and, Sold as a pair. Uses 3/4 in. reach gasket seat spark plug. Heads are drilled to accept both early style (12 bolt) and late style (8 bolt/Vortec) intake manifolds. Exhaust ports are 1/2 in. raised compared to stock cylinder heads. Welcome to a new class of high performance cylinder heads--BluePrint Muscle Series! , INSTALLATION INSTRUCTIONS. Use either Edelbrock #7201 or Fel-Pro #1256 (#1205 for aftermarket heads) intake gasket set when installing this intake manifold. Fully clean the cylinder head intake flanges and the engine block end seal surfaces. Apply Edelbrock Gasgacinch sealant PN 9300 to both cylinder head flanges and to the cylinder head side ... , 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 fully assembled pair. Important installation notice. As with any new heads, you must do a mock setup with the heads before bolting them on., 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. , 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 ... , Mar 8, 2003 · HEAD BOLT TORQUE: Apply moly-oil mixture to washers, and area around head bolt to prevent galling and improper torque readings. Torque to 70 ft/lbs. for 7/16" bolts or studs (289 or 302) or 100 ft/lbs. for 1/2" bolts or studs (351W) in three or four steps following the factory tightening sequence. , Cylinder Heads, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, Small Block, .525 in. Lift Max, for Flat Tappet Cam, Pair Part Number: SUM-162112 4.11 out of 5 stars ( 9 )