There are 17 bolts to the set: 8 at 1. For Head Studs or aftermarket bolts CHECK YOUR INSTRUCTIONS, BBC studs are available in a ton of different styles depending on heads and stud diameter (7/16" and 1/2"). From F-body to Corvette, Sierra to Silverado, G8 to GTO, we carry everything for making power with your LS or Gen V Ride!. GM SBC Block casting numbers ID Chevy big block Ford. fully reconditionedand fitted with ARP bolts. Most engines had a two piece rear main seal (Figure A), perimeter bolt valve covers (Figure B), and a 12. The exception is if they do not go into the water jackets. Our bolt capability ranges from 3/8″ to 2-1/2” in diameter, depending on the material and specification. Fuel pump 3/8-16 x 1 1/4" 2 9. Forums > VW and Audi TDI forum, Chevy Cruze diesel forums > VW Mk4 Jetta, Golf, New Beetle, Passat TDI forum > ALH Head Bolt Socket Discussion in ' VW Mk4 Jetta, Golf, New Beetle, Passat TDI forum ' started by magnum440 , Jan 8, 2016. If it's a stock Chevy 350, the heads need to be taken off and milled and tapped for aftermarket studs. Never re-use old TTY bolts, as they permanently stretch when torqued. 02" Intake Valve and 1. Chevy designed the block to take extra long head bolts that thread deep into the block which minimizes cylinder bore distortion and variation in the head bolt torque spec. Standard SBC oil pan can be used. Kit of 15 bolts for 1998 - 2003 LS1 Camaros, 1997 - 2003 LS1 Corvettes and 2001 - 2006 LS6 Corvettes. Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. Manley 42171 Small Block Chevy Head Bolts Chevy Small Block V8, Hex Wrench Type, Steel, Painted, 1/2" Wrench Size, 1. be/q7unh0qkxey. A dirty bolt can throw off torque readings by as much as 20 ft. 875" bore, 2. Small-block Chevy engines are known for rapid valve-guide wear, so it's essential to measure the valves and guides when rebuilding 327 heads. 2) Watch bolt lengths. 3 all size LS motors come with 6 bolt mains and the block surrounds the crank to support it better. On the center bolt valve covers, the ignition coils bolt to a bracket, which in turn bolts to the valve cover. I have rebuilt quite a few of these motors over the years and never once did I use nos head bolts and never once have I had a problem with reusing the 235 head bolts. In fact, I have never had a set myself. They should only be lightly snugged. Compact 3/8" hex head bolt allows use of standard non 12 point socket wrench yet is easy to work with between header tubes. Moly and other lubes offer reduced friction and increased bolt tension, which will affect the torque figure. 12 point head bolt set with washers. Rialto, CA 92376, USA 909 605 1123. Air Flow Detail #176 SBC All American Head - 185cc Runner. Need info on 3. While they do resemble the "real" HO heads (c/n's 601 and 416), the vehicles they were used on (1987 LG4, TPI 305 from 1987-'92, and the 1987-'88 L69 and LG4 used in the Monte Carlo) never had an HO designation. Engine Head Assembly. The Chevrolet small-block engine is a series of V8 automobile engines used in normal production by the Chevrolet Division of General Motors between 1954 and 2003, using the same basic engine block. If you're looking for high-quality fasteners, you just can't use those that will end up getting damaged easily. Recent Listings: Hi-torque 383ci Small Block Chevy engine that is the ultimate towing or off-road engine!!! Nothing is remanufactured (block excluded). Please review your cart before checking out to make sure that your parts are legal for use in California and other states with similar regulations. Cylinders are numbered 1-3-5 and 2-4-6 from the front on the right and left banks respectively. OEM-quality Grade 8 cylinder head bolt set (does both heads). The team has shared all the finest moments in the numerous accolades for its people, its products, and its approach. 75 inch diameter flywheel until the end of 1985. Most of these small block Chevy heads offer a power increase of around 40 hp, and even the iron Vortec heads were worth 20 hp over stock. Get the best deals on Car & Truck Cylinder Small Block Chevies when you Head Bolt Kit Chevy LS Hex Head Free 2Day Fed-Ex Shipping 794" Length 5/16" Pushrods. INSTALLATION METHOD FOR HIGH PERFORMANCE SERIES HEAD BOLT KITS 180,000 PSI 7/16 inch Diameter 1. Sometimes called "center bolt HO" heads, referring to the valve cover attachment used on 1987-up SBC engines. The BoxWrench Engine Specs Database is a community resource for mechanics of all skill levels to access a reference library of Firing Orders, Distributor Rotation Directions and Block-Cylinder Numbering as well as Torque Specs, Timing Settings and Cylinder Head Tightening Sequences among other engine specs. 2-inch deck height 289/302 engine, the hemi heads would use a 289/302 intake. These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. SmallBlock LA Engine - 273, 318, 340, 360 Torque specifications are for stock factory type bolts with light engine oil applied to the threads and the underside of the bolt head. GM25 Header Info. Small Block Chevy Kit Builder – 6-71 *Please specify blower and engine size as well as the desired boost when ordering. Available in short and tall heights with a 1-1/4” diameter breather hole positioned between the rockers to reduce oil splash. Do you have a recomendation, or should I use th over the counter repair book spec's. Plenty of Chevy inline 4 and 6 performance parts in stock and ready to go. Everyone says that you need to get the "4 bolt main block". Big block on the right side of engine above the oil pan rails. ft Locktite (0. Including a Large Selection of New, Used and Surplus Engines for Sale. Here is How To Install Cylinder Heads on Small Block Ford 302 5. 5 L diesel engines over the years has been leaking head gaskets. Chevy Big Block V8. Air Flow Detail #176 SBC All American Head - 185cc Runner. tall valve covers when used on 1986 and earlier heads. I am replacing gaskets and bolts that hold the manifold to the head. Length is the measurement of the bolt from the edge of the chamfer to the undercut of the head. On the perimeter bolt valve covers, the ignition coils bolt directly to the valve cover. Cylinder Head Bolts and Studs Find all of the cylinder head fastening equipment you need to complete your engine repair or rebuild with our vast, in-stock selection of low-priced head bolts and head studs for a variety of vehicles, engine types, and cylinder head styles. Small Block Chevrolet V8 ( 1955-1998) The small-block made its debut in 1955 and remained popular for over five decades for its relatively compact size, light weight, and extensive aftermarket support. Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. What are the head bolt torque specs and sequence on a 2004 4. In 1989, Chevy introduced the 18-degree Bow Tie aluminum head that shifted the valve-angle vertically, while simultaneously raising the intake port to take advantage of this angle. Block Use: Any SBC Iron or Aluminum. Listed here are the general torque recommendations for most ARP fasteners. Bare heads will have valve guides and seats installed, but will require final sizing and a valve job to match the valves you will be using. These cylinder heads come pre-assembled with ARP rocker studs and retail for $1,299 per pair. Our polished aluminum valve covers are guaranteed to draw attention to your engine compartment. Is there a standard size or does it vary? I drive a 94' Buick Regal btw if that helps. Loctite # 620 is recommended. We've listed the flow numbers for similar stock 462 heads to reveal what the porting work produced. TIME-SERT® GENERAL MOTORS PROFESSIONAL THREAD REPAIR KITS : NORTHSTAR HEAD BOLT REPAIR KIT TIME-SERT ® KITS HAVE BEEN TESTED AND APPROVED BY GENERAL MOTORS. 2 Lt head bolts. These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. A carriage bolt has a dome-shaped head with a square support between it and the shaft. PROMAXX Performance Products specializes in all types of automotive cylinder head for any budget, carrying Performance cylinder heads, diesel cylinder heads and stock replacement cylinder heads. "NOTE: IMPORTANT!! LS-Series engines produced from January 2004 forward have a new "short-style" head bolt design. 5mm thread pitch. 770 long 60 ft lbs M8 side bolts 20 ft lbs (use RTV sealant under the head of bolt). Aftermarket studs usually get torqued to 60 ft-lbs, but check with the fastener manufacturer for specific torque recommendations. 94″ intake valves in 305 heads. Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. Read more: 350 Chevy Head Bolt Torque Specifications |. The intake manifold is proprietary to the LT1, however, a standard small block Chevy intake can be modified to work. Need info on 3. These cylinder heads come pre-assembled with ARP rocker studs and retail for $1,299 per pair. These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Chevy Bolt, BMW 330e, Honda Civic We use official EPA data to compare the new Tesla Model 3's space and size to the other vehicles in its class. The cylinder head installation is a thorough process and there are steps you must take to ensure proper cylinder head alignment and torque specifications. Early Chevy small-block cylinder heads did not have accessory mounting holes on the ends of the head. Small Block Chevrolet V8 ( 1955-1998) The small-block made its debut in 1955 and remained popular for over five decades for its relatively compact size, light weight, and extensive aftermarket support. The head bolts have an extended reach to compensate for the washer thickness. Visit us today for more information!!. 3) Head bolts that enter the water jacket of the engine should have sealer applied to the threads. 5 mm but larger than 4 mm, smaller than 3/16" but larger than 5/32". If you were doing this on an engine with blind head bolt holes, you would definitely want to indicate drill depth with a mark on the drill bit. are all taken into account when figuring how much torque is required to achieve a certain clamping load. If it's a stock Chevy 350, the heads need to be taken off and milled and tapped for aftermarket studs. Get the job done with the right part, at the right price. General Recommendations for AFR Cylinder Heads: Bar Codes - Please keep the bar code & paperwork shipped with your head, these contain all the specs for your heads when calling AFR. 200" deck height • Camshaft is raised 0. Early Chevy small-block cylinder heads did not have accessory mounting holes on the ends of the head. now I still have. The 1967-69 Z/28 302 cubic inch small block V8 (Excerpted from Year One's Camaro Restoration catalog): In 1967, Chevrolet was busy promoting their new pony car, the Camaro, and part of the promotional efforts included racing the Camaro in the SCCA Trans-Am series. I've assembled all the pieces for my exhaust job that I am planning on doing this weekend, but now I'm a bit worried. , having a. Anybody need a set of head bolts for an 03+ engine?. In 96 it went to the vortec 350 its a little different. Connecting Rod 3/8"-24 30 ft. 025"), can be machined to 8. lbs with oiled threads. They are $60. Big block on the right side of engine above the oil pan rails. 94″ intake valve in a 305 head will hurt overall air flow, especially under. Not alot of mopar fans where I live but if it were a chevy it would be different!!. Aftermarket studs usually get torqued to 60 ft-lbs, but check with the fastener manufacturer for specific torque recommendations. In 1953 the connecting rod cap bolts were torqued 35-45 ft. Step down washers take up the slack when installing a 1/2" size cylinder heads, on a factory 302 block that has 7/16" bolt holes. sbc small block chevy 3/8" 1. The state of California and other states with similar laws and regulations prohibits the use of some parts on emissions vehicles. A Guide to Vortec vs OE Small Block Chevy Heads By Bobby Kimbrough March 03, 2010 Small block Chevy heads have been manufactured since 1955, and have been used in high performance applications as soon as the first one rolled off the assembly line. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35. It takes just a few seconds to plug in, then you can go about your day (or night) while the Bolt EV charges. The 221 and 260ci V-8s use a five-bolt bellhousing block with. Besides, most intakes can’t be ported enough to match the raised intake ports on the Vortecs. 3" main), 302/327/350 blocks (4" bore, 2. Mark the lowest row of head bolts 16, 12, 8, 4, 3, 7, 11 and 15, left to right. 37-54 Chevy Car Bolt In Front Steer With the new Jim Meyer adjustable-stance independent front suspension, you can adjust it up-or-down about 4-inches for the stance you like best. fasteners) lying around and aren’t quite sure what size they are, or if you need to replace a missing bolt on a piece of machinery and need to know what size to get, here are some methods to easily figure that out. This *might* help them break free. For use on Mark IV Big block Chevy engines with 7/16" threads. Flow measured at 28" of depression. If the bolt won’t screw in, then the position is off. High quality parts, delivered on time, at prices that beat your current source. com, the official website for Car Craft Magazine. The threads in the block don’t start until approximately 2 ¼” down from the deck of the block, 4 ½” from the head bolt hole in the head. The easiest way to ID the LS heads is the 3 digit casting number on the spark plug side of the head. LS Engine Torque Specs 90 degrees Cylinder Head Bolts (Final Pass M11 Medium Length Bolts at the Front and LS2, LS6, LT1, SBC Turbo and other GM Specfic Turbo. Standard SBC head studs or bolts may be used. Search Car Torque Specifications by Engine or Model. They are ground and thread rolled after heat treat to assure exacting tolerances. Skip White Performance provides many high performance racing and engine products such as, stroker engines, turn-key engines, cylinder heads and pistons Call Us: 423-722-5152 Login or register. Except for some early truck applications, it was not until 1969 that all small-block heads had factory-equipped accessory holes. In 1953 the connecting rod cap bolts were torqued 35-45 ft. Flow data based on Cylinder #1 intake and exhaust port. If you were doing this on an engine with blind head bolt holes, you would definitely want to indicate drill depth with a mark on the drill bit. These value-priced cast-iron cylinder heads use modified combustion chambers and high-velocity port technology to provide improved performance. This drawing is of the 1967 version of the 302 cid Chevrolet. Mopar Small Block Torque Specifications: LA Engine - 273, 318, 340, 360 : Torque specifications are for stock factory type bolts with light engine oil applied to the threads and the underside of the bolt head. 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. $5: Collector flanges 3/8” laser cut 3” or 3 ½” sold as one. When I started this Web site back in 1996 there wasn't much information about big block Chevy engines on the Web, so I decided to create this page. Crower builds performance racing parts from camshafts to crankshafts. Cast Iron Flanges - Stud Reference Chart - The number, diameter and length of studs for cast iron flanges class 125 and 250; Lubricated Bolts and Reduced Torque - Lubrication effect on bolt tension and torque; Metric Bolts - Head and Wrench Sizes - ANSI/SO, DIN and JIS bolts. Bare heads will have valve guides and seats installed, but will require final sizing and a valve job to match the valves you will be using. 1 inch rod journal diameter. 3) Head bolts that enter the water jacket of the engine should have sealer applied to the threads. The downside is that they command relatively high prices at swap meets. There is no other company approved for these repairs in aluminum blocks. Air flow with 1. 08" bolts P/N 88960334, (24) 7/16-14 x 4. 5L TD Products Sort Best Match Lowest Price Highest Price Best Rating Most Reviews List A-Z List Z-A Newest Oldest. A Center Bolt Is A Critical Part Of A Leaf Spring. 187 or 3/16 inch. Some cylinder heads are measured from a head bolt boss down to the deck surface. Chevy Small Block Intake Manifolds SBC. A 12-point bolt design offers the same bearing surface as a hex head cap screw of comparable size. 025"), can be machined to 8. A four main bearing crankshaft & a raise to 6. This information has been gathered from several sources and has not been verified. 12 point head bolt set with washers. This drawing is of the 1967 version of the 302 cid Chevrolet. Cylinder Head Bolts, 12-point, 8740 Chromoly, Black Oxide, 7/16-14 in. Bolt-On Hemispherical Heads for a Small-Block Ford. (NNN) NNN-NNNNor equivalent, and install finger-tight. Compact 3/8" hex head bolt allows use of standard non 12 point socket wrench yet is easy to work with between header tubes. for use with tubing size. Read the tech article on a Chevy 427 Engine Build, brought to you by the experts at Corvette Fever Magazine. what is the head bolt Answered in 9 minutes by: Coat the threads of the cylinder head bolts with sealing compound, GM part No. Save on Felpro Cylinder Head Bolt Set ES 72856 at Advance Auto Parts. I'm replacing the main bolts with studs also. Well your gonna have to have a new mount bolt. 7L 350 400 Cylinder Bolts & Washers 3. I'm replacing the head bolts with head studs. 0 block that came from a salvage yard. Never re-use old TTY bolts, as they permanently stretch when torqued. The state of California and other states with similar laws and regulations prohibits the use of some parts on emissions vehicles. Production of the original small-block began in the fall of 1954, for the 1955 model year, with a displacement of 265 cid, growing incrementally over time until reaching 400 cid in 1970. Main Bolts: SBC 350 can be 4 bolt main if lucky. Factors Affecting Fastener Performance. Each set is the correct number of bolts to complete one small block Chevy engine (2 cylinder heads). There are no coolant crossovers on the intake, coolant is routed through the back of the cylinder heads through a crossover tube. Kit will do both heads. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35. 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. on 3” radius sold as one. Yes, we can modify your ‘602 crate heads and regrind you camshaft. ATI Ford Flexplates with 164 teeth have an 11-7/16” bolt circle, and flexplates with 157 teeth have a 10-1/2” bolt circle for Ford converters. As heads bolt to the block anyone with the money could use heads from any year of SBC and with a little machining get the heads bolted onto any SBC block, 262 thru 400. Trailer Wheel Studs, Lug Nuts and Lug Bolts Trailer Parts Superstore® sells a variety of trailer wheel studs, lug bolts, lug nuts and wheel mounting hardware. The length is the same as a kit for a small block Chevy. All other models used the center bolt valve covers. Developed To Fit The Texas Pro Stock Association Rules, These 20° Castings Offer All Of The Reliability Of Conventional Design With The Power Of 14 - 18° Big Chief Style Heads. Anybody need a set of head bolts for an 03+ engine?. Recommended Dart PN # 64110002. 2017 BOLT EV 23375969 A BOLT EV Owner’s Manual C M Y CM MY CY CMY K 2k17_Chevrolet_BOLT_ 23375969A. Rialto Ave. Additonal information on bolts is located at the bottom of the webpage. Metric grades 8. ProMAXX Performance has designed a complete new line of performance heads that meet or exceed the big names in the industry. 2-Bolt mains/Chevy II: 3892657 3782870 3903352 SBC Head Casting Numbers. Simply read down to the correct fastener size, then across to find the torque value for your application. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35. ARP Rod Bolt Stretch Gauge How-to. Buy online - World Products Cylinder Heads Cast Iron Chevy Big Block MERLIN 269cc Oval Port 030040 269cc 119cc 26Degree 2. Cylinder Head, DHC™ 175, Fast As Cast®, Assembled, 1. Subaru and Toyota are currently facing these kinds of issues with the FA20. org has a partial listing of heads and combustion chamber size. When initially removing main caps, the caps & block should be deburred before reinstalling. Horsepower. Each set is the correct number of bolts to complete one small block Chevy engine (2 cylinder heads). Not alot of mopar fans where I live but if it were a chevy it would be different!!. A Guide to Vortec vs OE Small Block Chevy Heads By Bobby Kimbrough March 03, 2010 Small block Chevy heads have been manufactured since 1955, and have been used in high performance applications as soon as the first one rolled off the assembly line. 2-inch MyLink. ) Below is a picture of the finished Chevy 350 heads with the 6 SBC 400 steam holes drilled and a 3 angle valve job. 030" overbore, 350 Block with the 400 Crank. US Bolt Head/Wrench Size. Bolt Material. 1 head bolt torque and tightening sequence 1997 lumina with 3. If you're looking for Plus length BBC studs, we carry those also. DO NOT identify the bolt by the head alone. These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. are all taken into account when figuring how much torque is required to achieve a certain clamping load. Shop a vast array of Bolts Screws M2 available for sale on the internet! Vintage Car Parts. These head bolts are single use only and once removed must be replaced. Small-block Chevy engines are known for rapid valve-guide wear, so it's essential to measure the valves and guides when rebuilding 327 heads. Re: What size tap is needed to chase 350 head bolt theads? 7/16 UNC bottoming, but you're better to use a thread chaser rather than a tap, the tap will machine the threads a little bigger. first stage 40 foot pounds. The Chevy Bolt EV accepts the universal connector on every standard Level 2 charging station, which adds about 25 miles of Range Per Hour. World Products 011150 - Cylinder Heads Cast Iron Chevy Small Block SPORTSMAN II 200cc 64cc 23Degree 2. increments beginning at 40 ft. Heads: SBC 350 heads are usually cast iron and flow is "ok". As new castings are released on late models keep your eyes open for the new numbers. *** NOTE 3: After torquing all bolts, let stand for 20-30 minutes. The reduction in variation between head bolt torque spec can help with mass manufacturing of engines. * Important note: Some bolts may vary from the standard thread length. Proper torque spec varies depending on the material, bolt grade or wether lubrication is used such as oil, wax, or anti-seize Always go to the manufacturer for proper torque specs if needed. ARP Fasteners are the number one fasteners chosen for racing. Chevrolet used many variations of their basic connecting rod over the years. Color your Screws Screw Covers & Screw Caps - Manufacturers of SNAP-CAPS® For more than 40 years, customers across the world have looked to Pro-Dec for innovative solutions to conceal, protect and decorate screws, bolts, rivets, nails and other fasteners. 45" Mains, 4 Bolt Main, Siamesed Bores This product may require vehicle validation(s) for proper fitment. Thank you very much in advance!!!!!. The OEM LS1 and LS6 feature two different length hex-head cylinder head bolts (11mm x 100mm and 11mm x 155mm); later LS2, LS7, LS3 and L92 engines use only the 11mm x 100mm head bolt length, due to the thread depth differences in the blocks. Subaru and Toyota are currently facing these kinds of issues with the FA20. Locktite (0. Chevrolet Small Block hex Head Bolt Kit. Chevy Bolt vs Chevy Trax A user (" Breezy ") on the GM Volt forum recently posted some pictures comparing the profile of the Chevy Bolt to that of other popular car models — the Honda Fit, the Kia Soul, the Nissan Versa Note, and the Chevrolet Trax (see above). Marlan gets down to business and talks about Chevy small-block V-8 engine specs and other great topics. Most of these small block Chevy heads offer a power increase of around 40 hp, and even the iron Vortec heads were worth 20 hp over stock. Reusing a set of TTY head bolts is a no no, isn't it? This is a super mild motor, so a set of ARP's would be a waste, most it'll ever see is probably a 150 shot, and that's a huge maybe. A 12-point bolt design offers the same bearing surface as a hex head cap screw of comparable size. Only at www. Motor All photos of the car painted white were taken when the car had a SBC motor. Main Bolts: SBC 350 can be 4 bolt main if lucky. Other special features are: a 1/2" hex head for greater socket clearance, a wide flange area under the head for greater load spread, and a black oxide finish. ALWAYS follow the manufacturers instructions for best results. Crower has worked hard to serve the performance parts needs of the racing industry for over 55 years. Edelbrock Performance Cylinder heads are manufactured of A356 aluminum and made in the USA for AMC, Buick, Chevy, Chrysler, Ford, Oldsmobile, & Pontiac engines. Standard 1980-1985 SBC oil pan can be used, 1986 and up can be used for 1 pc rear seal. Removing the head bolts can seem like a daunting process but with care, following all the above steps, it can be done. Head Bolts or Studs: High quality head bolts or head studs with hardened washers must be used to prevent galling of the aluminum bolt bosses. Use to replace worn or damaged studs on OE Iron BBC heads. Head Bolts or Studs. I was just going to chase the threads with a tap to clean them out, but it appears the 11mm 2. Even after hot tanking it, all head bolt holes are full of gunk and debris. An easy way to gain 20-40 horsepower on any 1955 and newer Small-Block Chevrolet V-8 (except later-style LT1/LT4 engines with reverse-flow cooling) is by installing a set of Vortec cylinder heads. 0L Engines ARP 134-3609 Cylinder Head Bolt Kit for 1998-2003 GM Gen III LS1 LS6 4. 3 iron block, aluminum heads on a Suburban. This will insure that correct main size is maintained. Our cylinder heads are cast according to FLOTEK design parameters and assembled and inspected at our facility in Evansville, Indiana. your building a budget small block chevy what heads should you be looking for and what to stay away from see part 2 http://youtu. 60" exhaust valve. 0 GENERAL This AWHEM Recommendation compliments and extends but does not conflict with API Spec 6A. The Chevy 350 did not change from 88 to 95. The bolt pattern is comprised of two numbers - the first indicates how many bolt holes are on the wheel, and the other describes how far apart they are. Engine Head Assembly. Make sure the bolts do not bottom out or hydrolock because of oil trapped in the blind hole. Besides, most intakes can't be ported enough to match the raised intake ports on the Vortecs. Cylinders are numbered 1-3-5 and 2-4-6 from the front on the right and left banks respectively. General Head Information You have found the place with the most current information for 194, 230, 250, and 292 Chevy Inlines. Shop a vast array of Bolts Screws M2 available for sale on the internet! Vintage Car Parts. it is recommended to install the water pump before doing up the. It's best to first tighten all the bolts to 25 foot-pounds, then 45 foot-pounds and finally 65 foot-pounds to maintain uniform pressure across the head. Video 1: Determining Bolt Grade and Head Markings. required to obtaim proper stretch) 11/32 early rod bolts 35 lb. I'm installing a Bassani OR X and a set of FRPP ceramic shorty headers, and I picked up a set of ARP 12 point stainless bolts for the headers, but now I'm hearing I will destroy the threads if I use stainless in aluminum?. From 1935 thru 1948, the rod bolt torque was 55-60 ft. The 351 “Windsor” small-block V-8 which was introduced in 1969 was the only V-8 engine ever named the “Windsor” by Ford, to distinguish it from the all-new 351 “Cleveland” small-block V-8 introduced for 1970. Or, we can supply new heads ready to bolt on and a new reground camshaft ground on an original Chevy core. I have rebuilt quite a few of these motors over the years and never once did I use nos head bolts and never once have I had a problem with reusing the 235 head bolts. The head was bad so they secured a new 12mm bolt head that had hydraulic lifters. Classic Chevy Parts Exclusively For 55, 56, 57 Chevrolets, Bel Air, Nomad & Tri-five Chevy. New head bolts are profoundly difficult to come by and have been for many many years. Folks working on these older engines need to be really careful taking hear-say as fact. If you were doing this on an engine with blind head bolt holes, you would definitely want to indicate drill depth with a mark on the drill bit. -feet of torque, and the cam bearing bolt has 14 lb. Stud extractors, also known as easy-outs, work by drilling into the exposed stud of the bolt. See Don Chart. 2L GM Engines The AERA Technical Committee offers the following information on broken head bolts for 2002-2009 2. This head has special valve centerlines and dowel location requiring special components. 2-Bolt mains/Chevy II: 3892657 3782870 3903352 SBC Head Casting Numbers. Proven LS Horsepower. Small-block Chevy engines are known for rapid valve-guide wear, so it's essential to measure the valves and guides when rebuilding 327 heads. These head bolts are single use only and once removed must be replaced. Bolt Material. Chevy Cylinder Heads. 45" Mains, 4 Bolt Main, Siamesed Bores This product may require vehicle validation(s) for proper fitment. The washers are a special type washer. These bolts are made of black oxide chromoly with a diameter of 7/16" and a wide-area flanged head. Chevy LC9 Engine Specs. LS Engine Torque Specs 90 degrees Cylinder Head Bolts (Final Pass M11 Medium Length Bolts at the Front and LS2, LS6, LT1, SBC Turbo and other GM Specfic Turbo. Standard bolts measure the greater diameter and length in inches, while metric uses millimeters. 2-bolt Chevy II Nova. There is no other company approved for these repairs in aluminum blocks. The Chevrolet small-block engine is a series of V8 automobile engines used in normal production by the Chevrolet Division of General Motors between 1954 and 2003, using the same basic engine block. 7L/350 Harmonic Balancer Bolts and get Free Shipping on Orders Over $99 at Summit Racing!. Loose Washer Zinc and Yellow Finish Metric Body Bolts G. GM Performance Parts for the lowest prices on the web. Use to replace worn or damaged studs on OE Iron BBC heads. PREMIUM HEAD & MAIN BOLT KITS. I'm replacing the head bolts with head studs. Other special features are: a 1/2" hex head for greater socket clearance, a wide flange area under the head for greater load spread, and a black oxide finish. ProMAXX Performance has designed a complete new line of performance heads that meet or exceed the big names in the industry.