Sbc intake torque specs aluminum 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...

Studs, heads: Must use Dart head studs Studs holes, Head: Blind holes Stud length in block: 1.770” - 1.550” thru + .270 bottom bullet Timing chain/gears Must use raised cam components Timing Cover: Can use stock cover / Mag w/fuel pump provision avail. Torque Specs: 1-5 7/16” studs - 75 ft lbs

Sbc intake torque specs aluminum heads. 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 ...

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...

Apr 20, 2023 · Ultimately, the intake manifold bolt torque for LS engines is the same for all variations and code names, and it’s 44 in-lb for the first pass and 89 in-lb for the second and last pass. However, the tightening sequence, as we described, is equally as important. Also, to remove or install an intake manifold on supercharged LS engines, the LS9 ... 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 …

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 ...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.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 ...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.The LQ4 is a 6.0L LS (Gen. 3) small block engine used in GM trucks between 1999 and 2007. For marketing purposes, it was also known as the Vortec 6000. The engine specs and information listed here is for the stock LQ4 engine. Mechanically similar, General Motors’ LS and LS-based Vortec engines wound up on almost every branch of the GM family ...The specifications given are for the typical 350 engine. The Chevrolet 350 cylinder-head torque specification is 65 ft.-lbs. The intake installed onto cast-iron heads requires 30 ft.-lbs. If your engine has aluminum cylinder heads, the threads are more fragile than the cast iron, so the intake specification is 18 ft.-lbs.This is on a small block Chevrolet. I know Socket head cap screws will only fit in some places, because the Diameter of the cap screw head is too large and a 3/8 nut is larger ! 69 Camaro -originally a LM1 car. 327, Edelbrock E-streets, hooker, DUI performance distributors, ultradyne cam, stewart, TRW etc. Vintage Air, AGR steering, Corbeau ...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 ...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 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.

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 …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.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 …

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.

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 …

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 ...#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 …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) ...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.

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.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 ...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. Object moved to here.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...• Torque Heads: 70 ft-lb • Torque Rocker Studs: 40-45 ft-lb • Intake Gaskets: BRODIX MG 1600 (Trim to Fit) MR. GASKET 143 • Head Gaskets: 350 - FEL-PRO 1003, COMETIC C5399 400 - FEL-PRO 1004, COMETIC C5403 • Exhaust Gaskets: FEL-PRO 1407 • Head Studs: SK HSSB 13 (Aluminum Block) BRHS 13 STD CI (Cast Iron) • Accessory Bolt Holes ...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.23 Apr 2022 ... In this video, Ryan shows you how to install cylinder heads on your engine. He rebuilt this small block Chevy 350 which he pulled out of his ...The specifications given are for the typical 350 engine. The Chevrolet 350 cylinder-head torque specification is 65 ft.-lbs. The intake installed onto cast-iron heads requires 30 ft.-lbs. If your engine has aluminum cylinder heads, the threads are more fragile than the cast iron, so the intake specification is 18 ft.-lbs.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.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.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...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 torque413 posts · Joined 2001. #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 headers. ARP says 39ft lbs, but I once stripped out a thread (P.I.T.A.) at 30ft lbs, so im definately wary of doing that again.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 …Assembled. Sold Individually. View Details. $1,028.50. Estimated to ship direct from manufacturer in 24hrs. FREE Shipping. Lowest Price Guarantee. Add To Cart. Edelbrock Performer RPM Small Block Cylinder Heads The Performer RPM Small Block aluminum cylinder heads are designed for Small Block Chevy 302, 327, 350 and 40.2) 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 ...FAQ If you’re a marathoner (or training to be one), you may have noticed that many popular supplements intended to improve your physical performance, fall flat when used during end...

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.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 ...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 …GM 350 Intake Manifold Bolts Torque Specifications. by Anne Davis. The 350 is a member of Chevrolet's small block engine family. First built in 1967, this 5.7-liter engine is featured in such vehicles as the Chevrolet Camaro and Nova. Throughout its life, the 350 has had numerous models identified by letter combinations such as L-48 and LT-1.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 ...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 …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 ...

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 ...FAQ If you’re a marathoner (or training to be one), you may have noticed that many popular supplements intended to improve your physical performance, fall flat when used during end...These heads also have as-cast ports and maintain the stock exhaust port location making them compatible with OEM headers and hardware. E-Series cylinder heads are available for small-block Chevy and small-block Ford. FEATURES INCLUDE: High-Performance Street Applications; Large Runners and Revised Exhaust Ports; Ideal For Larger Displacement ...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.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.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.413 posts · Joined 2001. #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 headers. ARP says 39ft lbs, but I once stripped out a thread (P.I.T.A.) at 30ft lbs, so im definately wary of doing that again.Breathe new life into your small block Chevy with a set of FloTek aluminum cylinder heads from Speedway Motors. If you're looking for a budget-conscious, yet proven, cylinder head for bolt-on performance gains, check out these completely assembled cylinder heads from FloTek. Kit Includes: (2) Flo-Tek 102505 Assembled S/B Chevy Aluminum Heads, Straight Plug (2) Manley 42171 Small Block Chevy ...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.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.Spark Plug=Angle Plug. Our new 195cc SBC Enforcer cylinder heads are a budget friendly offering that is available as a “No Parts” head or can be ordered fully assembled with the same great components found in our higher end cylinder heads; such as ARP rockers studs, PAC Racing springs, AFR adjustable guide plates and our Stainless Steel …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.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.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.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.8097 posts · Joined 2000. #2 · Jul 2, 2004. I think I saw 11 lb/ft somewhere . . . can't recall exactly where though. 25 lb/ft is way too tight for aluminum intake on aluminum heads IMO. If you have a calibrated arm I go "a little past spark plug tight". In other words snug with a 3/8 drive ratchet -- enough to squish the gasket but not ... 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. 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 ...Description: BluePrint Engines Performance SBC Aluminum Intake manifold kits are perfect to top any SBC ranging from 350 to 400 CID. Capable of supporting over 500 …

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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 clearances. Many pistons require a tighter bore)

Place one of the Twisted Wedge 170 cylinder heads on a suitable work stand and install the recommended spark plugs (refer to the Recommended Components chart on the Technical Specifications sheet for specific part numbers). Bolt the exhaust manifold/headers to the cylinder head and check for any interference. Torque Spec: 7/16 in. Outer Main Cap Bolt: 65 ft.-lbs. 7/16 in. Inner Main Cap Bolt: 70 ft.-lbs. 3/8 in. Outer Main Cap Bolt: 40 ft.-lbs. 11/32 in. Connecting Rod Bolt: 38-44 ft.-lbs. 3/8 in. Connecting Rod Bolt: 40-45 ft,-lbs. Cylinder Head Bolts: 65 ft.-lbs. Screw-In Rocker Arm Studs: 50 ft.-lbs. Intake Manifold Bolts (Cast Iron Heads) 30 ft ... 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 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, andGM 350 Intake Manifold Bolts Torque Specifications. by Anne Davis. The 350 is a member of Chevrolet's small block engine family. First built in 1967, this 5.7-liter engine is featured in such vehicles as the Chevrolet Camaro and Nova. Throughout its life, the 350 has had numerous models identified by letter combinations such as L-48 and LT-1.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..My aluminum Edelbrock E-Streets called out 40-55-65 ft. lbs. in three steps....aluminum Edelbrock intake manifolds 25 ft. lbs. Vortec intakes only 11 ft. lbs. Headers about 35-45 ft.lbs. Really as tight as you can... they will loosen. Use anti-seize on bolts going in to aluminum. (intake and header)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 …

lake erie western basin reef map800 666 1353independence mazdaright here rylo rodriguez lyrics Sbc intake torque specs aluminum heads mobile homes for rent in crestwood village 7 [email protected] & Mobile Support 1-888-750-7650 Domestic Sales 1-800-221-7424 International Sales 1-800-241-6630 Packages 1-800-800-3102 Representatives 1-800-323-4666 Assistance 1-404-209-8889. 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 …. dynasys apu troubleshooting The specifications given are for the typical 350 engine. The Chevrolet 350 cylinder-head torque specification is 65 ft.-lbs. The intake installed onto cast-iron heads requires 30 ft.-lbs. If your engine has aluminum cylinder heads, the threads are more fragile than the cast iron, so the intake specification is 18 ft.-lbs.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. good cowboys memesgorilla tag servers The specifications given are for the typical 350 engine. The Chevrolet 350 cylinder-head torque specification is 65 ft.-lbs. The intake installed onto cast-iron heads requires 30 ft.-lbs. If your engine has aluminum cylinder heads, the threads are more fragile than the cast iron, so the intake specification is 18 ft.-lbs. racetrac locations near melas vegas iron workers union New Customers Can Take an Extra 30% off. There are a wide variety of options. 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.Edelbrock part #7116 Performer RPM Vortec intake manifold is Based on the powerful Edelbrock #7101, this single four-barrel intake is designed for the street rod, marine and engine swap market utilizing 262-400 c.i.d. Chevy V8's with 1996 and later Vortec (L31) cast iron or Edelbrock E-Tec aluminum heads.Edelbrock part #3701 Performer EGR intake manifold is designed for street 1955-86 small-block Chevys. This manifold accepts late-model choke, water neck, air-conditioning, alternator and H.E.I. Has provisions to add oil fill tube. Not for 1987 and later cast iron or Chevy Bowtie heads. Will fit 1987 and later stock aluminum heads. WARNING: This ...