Sbc intake torque specs aluminum heads

The Edelbrock installation flyer that came in the box of my RPM Air-Gap intake manifold provides a bolt torque sequence and recommends using a ...

Sbc intake torque specs aluminum heads. Received 1,275 Likes on 815 Posts. Torque Specs stay the same, cast iron or aluminum heads. Over torque causes cylinders to distort but I have never heard of a change in torque aluminum head to cast iron or visa versa. A performance engine or any engine will always benefit from taking the torque down evenly in 3 steps IE: 35 Lbs, 55 Lbs, to ...

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 ...

Intake manifold bolts and head studs/bolts have to be torqued in a certain pattern and to a certain torque spec in order for your engine to work properly. Intake manifold bolts on SBC engines should be torqued to 30 lb-ft in a two-step sequence.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) ...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.You have undoubtedly seen aluminum cladding on many homes. The process of cladding refers to the covering of water-permeable materials, such as wood, with Expert Advice On Improvin...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.

Edelbrock 5089 is another nice aluminum head for small Chevy engines. It is made of high quality with an aim to greatly improve performance of motors. It is quite heavy, but it endures very high temperatures. It allows you to change the compression ratio to reduce fuel consumption and bring more power to V8 engines.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) ...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.Do you know how to remove your car's intake manifold? Find out how to remove your car's intake manifold in this article from HowStuffWorks. Advertisement Repairing your car may see...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.

Use intake gasket P/N 89017465 for Vortec intakes or dual pattern intake gasket P/N 19301685 for early model intakes or Vortec design intake manifolds; Dual bolt patterns for perimeter-style and center-bolt valve covers; Vortec intake manifold three-step torque specs: 2 lb.-ft.; 9 lb.-ft.; 11 lb.-ft. 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.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...Mar 22, 2019 · Object moved to here.

Best hunter stasis pve build.

M-6507-J302 Intake Valve, 1.94” dia. x 5.078" VS-305V Valve Seal 4705F-1 Valve Spring Seat/Locator Features and Specifications: Head material Aluminum Intake port location Raised approximately .100” Intake port volume 178 cc's Intake valve part number M-6507-J302 Intake Valve Head Diameter 1.94" Small Block Chevy Head Bolt Torque Specifications. Step 1 25 Ft/Lbs. Step 2 45 Ft/Lbs. Step 3 65 Ft/Lbs. For Head Studs or aftermarket bolts CHECK YOUR INSTRUCTIONS, SBC studs are available in a ton of. different styles depending on heads and stud diameters. Some People do only 1 or 2 steps to reach the final torque. 22 Jun 2008 ... sbc aluminum heads only take 55/60 ft lbs torque. You know better than that. And you MUST have sealant unless you have an aftermarket block ... 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.

Object moved to here.Apply oil or suitable thread lubricant to head bolt threads and under side of bolt heads and washers. Torque to 95 ft./lbs. in three steps (45-65-95) following the factory tightening …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.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...7/16 Rocker Arm Stud Kit, intake only, 8 pc ... Chevrolet Big Block Dart aluminum head exhaust bolts only, (8 pieces), ARP Stainless, 12pt Head Bolt Kit. 435-3705: Chevrolet Big Block with Edelbrock Big Victor 12° Heads, 8740, 12pt Head Stud Kit. ...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 ...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.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.Aluminum (aftermarket) heads and intake manifolds require a different torque than stock cast iron units. Common assembly clearances. (ALWAYS consult your piston manufacturer for recommended …

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.

Received 18 Likes on 15 Posts. Re: Best Torque for Intake to Aluminum Head Bolts? (GRX) I use 35# with my aluminum heads. Let them sit for a while then re-torque them since the gasket will take a set and the torque will fall off. Occasionally I have to do this a few times until the torque holds. Jake.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...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.Cylinder Head, Performer RPM, Aluminum, Assembled, 64cc Chamber, 195cc Intake Runner, Chevy 302, 327, 350, 400, Each. Part Number: EDL-60899 5.0 out of 5 starsSmall 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.solid metal core intake gaskets. These gaskets are the preferred choice for high vacuum applications. The strong steel core prevents movement of the gasket into the intake port. The gasket also has an anti-stick coating to make gasket removal and cleanup easier, while preventing gasket failure due to intake manifold and cylinder head movement.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.sbc aluminum cylinder head torque specs | sbc aluminum cylinder head torque specs | sbc cylinder head torque | sbc aluminum head torque sequence | sbc cylinder ... sbc intake torque specs aluminum heads: 1.03: 0.2: 1665: 11: sbc head torque spec: 1.16: 0.2: 1511: 82: torque specs sbc heads: 1.38: 0.7: 352: 80: sbc head bolt torque spec: …Small Block Chevrolet Torque Specs. Views: The following specs apply to: Gen. I, Small Block Chevy. Notes. These specs are for stock-type bolts with light engine oil applied to …The torque specifications for Chevrolet 350 cubic inch V8 head bolts are 65 foot-pounds per bolt if securing the stock cast iron head. Aftermarket aluminium heads have unique torqu...

Lodi stadium 12 cinemas.

K.i stl.

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. 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 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.May 1, 2023 · On the plus side, the Vortec intake port flows 42 cfm better than the stock heads at 0.500-inch lift and 18 cfm better on the exhaust side. Vortec Iron, Scoggin-Dickey Modified PN SD8060A2, $779. ... 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 ...Head Hunter™ F Series/15° ST 5.0 Series/20° Track 1 Ford Compatible Series/20° Mopar Compatible Heads Menu Toggle. B1 Series/15°/18° Spec Heads Menu Toggle. ASCS / SUPR Series Cylinder Heads To Fit Chevy – Ford – Mopar; V6 Chevrolet Compatible Heads Menu Toggle. 90° V6 Series Cylinder Heads/23° BRODIX Aluminum Blocks …Mar 22, 2019 · Object moved to here. 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 …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.600--650 vacuum secondary max rpm 5500 ,, VE 98%. alloy 195 cc heads. do a dynamic compression calc [includes cam timing ] but your static should be around 10:1 CR. single pattern 220deg in/exh at .050 camshaft prefer a Hyd roller. 1 3/4 primary headers 4 into 1 ,,, 3inch collector at least 18 inch long. NB Its all about what you will lose in ... ….

Starter: Standard SBC Stud holes, Head: Blind holes Timing chain/gears Standard SBC components, with 91-02 vortec thrust plate Timing Cover: Can use stock cover or late model vortec cover will work. Torque Specs: #1-#5 7/16” bolts – 65 ft lbs w/CMD #3 #2, #3, #4 3/8” bolts – 35 ft lbs w/CMD #3Bolt 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.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 KitsSmall 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.Head Hunter™ F Series/15° ST 5.0 Series/20° Track 1 Ford Compatible Series/20° Mopar Compatible Heads Menu Toggle. B1 Series/15°/18° Spec Heads Menu Toggle. ASCS / SUPR Series Cylinder Heads To Fit Chevy – Ford – Mopar; V6 Chevrolet Compatible Heads Menu Toggle. 90° V6 Series Cylinder Heads/23° BRODIX Aluminum Blocks …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 ...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.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 ... Sbc intake torque specs aluminum heads, Aluminum (aftermarket) heads and intake manifolds require a different torque than stock cast iron units. Common assembly clearances. (ALWAYS consult your piston manufacturer for recommended …, The Cat C15 6NZ engine is a powerhouse that has gained popularity in the trucking industry. Known for its durability and performance, this engine is capable of delivering impressiv..., 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. Some Common Intake Manifold Installation Tips., A nearly complete or dressed engine, which includes the addition of an aluminum intake manifold, carburetor, distributor, aluminum water pump, harmonic balancer/damper, spark plugs, spark plug wires, fuel pump, and fuel line, weighs just over 550 lbs. (around 500 lbs. with aluminum cylinder heads)., We've all been told not to put aluminum foil in the microwave. Stories of incredible explosions and fires are usually at the center of these ominous warnings. Why is that? Advertis..., Mar 21, 2002 · Various aluminum head vendors recommend 70 ft/lbs on bolts or studs. In the Corvette service manual, Chevrolet recommends different torque for the short, medium and long bolts. I tend to trust ARP, but 80 ft/lbs sounds sounds like a LOT of torque to apply to aluminum heads. The guy at ARP said that if you use their moly thread lube, you can ... , 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., 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., You have undoubtedly seen aluminum cladding on many homes. The process of cladding refers to the covering of water-permeable materials, such as wood, with Expert Advice On Improvin..., To find out a wheel torque spec, check the vehicle’s manual, industry reference guide or the shop repair manual. Vehicle dealers can also provide an appropriate wheel torque spec. ..., The LM7 5.3 Vortec engine has aluminum cylinder heads with an iron block and runs on gasoline. It has a 9.5:1 compression ratio and the heads use the LS-style cathedral intake ports and oval exhaust ports, with 1.89” intake and 1.55” exhaust valves. The LM7 uses two different camshafts., Mar 22, 2019 · Object moved to here. , Best Torque for Intake to Aluminum Head Bolts? Like title asks. Heads: AFR 190's Intake: L98 big mouth. Reply Like. 02-23-2004, 02:53 PM. # 2. GRX. Le …, 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 ..., Torque specifications vary depending on the fastener brand, lubricants, and other factors. Head bolt torque sequence, however, generally remains constant for a given engine. To give you a quick reference of torque sequences, OnAllCylinders’ Lori Sams has created a series of infographics for different engine makes., 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., Begin the torquing process by tightening each head bolt to 30 ft. lbs. (41 Nm) in the proper sequence specified by the engine manufacturer. 5. Repeat the torque sequence, increasing the torque to 60 ft. lbs. (81 Nm). 6. Finally, complete the torque sequence by tightening each head bolt to the final torque specification of 70 ft. lbs. (95 Nm)., We upgraded the heads to a pair of TFS Super 23 aluminum castings to ensure we got the most out of each intake. The heads feature a 215cc intake port with 2.08/1.60-inch stainless-steel valves and ..., 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 ... , Head material Aluminum Intake port location Raised approximately .100” Intake port volume 178 cc's Intake valve part number M-6507-J302 Intake Valve Head Diameter 1.94" ... Torque Specifications - Use light oil on threads except where noted, Cylinder Head – see photo below for sequence 1. 7/16-14 (stock block) early reusable grade 8 bolts ..., 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 ..., I tightend mine down just as though I was using a steel head with no issues. I cant imagine youre going to overtorque them anyway much with a 6" long wrench and a cramped hand in those tight quarters. 65 Mustang GT 331EFI edelbrock performer heads, G force 5 speed. 2001 Lightning # 1757. 2004 F1504x4., 289, 302, 351W, Assembled Cylinder Head Style, Aluminum. Features hardened locks and retainers. Head is compatible with most roller camshafts. Includes high-temp exhaust seats and bronze guides. Made from lightweight, yet strong aluminum with a natural finish. Intake valve diameter measures 1.940" and the exhaust valve diameter measures 1.540"., 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. , 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. , 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. , Fig 6-5. The valve land form of an out-of-the-box valve is typically as depicted by the shape No. 1. If a cam of less than 270 degrees of seat duration is used, both the intake and exhaust lands can be shaped as per No. 2. If the cam is bigger than 270 degrees, then the intake only should be shaped as per No. 3., 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., 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 ..., 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., 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 ... , I used the fel pro 1010 on my sbc with dart aluminum heads they worked fine. by jmarkaudio » Thu Feb 07, 2008 4:19 am. 1010 are OK with a stock bore and is a copper ring, a little close on a 4.155 or more. 1003 and 1004 used to be regular wire ring, 1014 and 1034 were pre-flattened wire., Fourth Generation (2005-2020) The fourth-generation Chevy small block took the LS series to its full potential. There were the standard LS1 and LS6 replacements, the LS2 and LS3, the front-wheel drive-only LS4, and three record-breaking performance versions, the LS7, LS9, and LSA.The fourth-gen LS intake manifold bolt torque specs …