[Page 2] - or order online! northernautoparts.com EngineKits Most Engine Rebuild Kits Come ... and Cam followers are not included in kits Moly Rings available at extra cost ... Custom Built EngineKits GM EngineKits General Motors Year Rering Master Cam ... . Then lay the compressor flat on the engine cylinder bore. 66766 4.000 4.090 Blue ... your screen where it belongs! Rering Kits Include: Piston Rings, Rod/Main ... Bearings and Gasket Set Master Kits Include: Cam, Lifters, Timing Set, ... Pump, Frost Plugs and Gasket Set Cam Kits Include: Cam, Lifters, Timing Set 1. ... Oil Pump Screen Fastener 839061 Small Block Chevy $10.99 General Motors Year Rering ... 389 60-66 230.76 675.45 126.40 3 Chev 396 4-3/32 Bore 67-70 131.07 517.30 104.92 ... 739.63 211.05 How to Rebuild Your Small Block Chevy HP1029 . . . . . . . . . . . .$18 ...
[Page 12] - Performance Valve Train and Cam Kits The K-Kits include a High Energy, ... /.280 .230/.230 .480/.480 $309.99 Chevy 396, 427, 454 K11-205-3 .268/.268 .218/.218 ... 230/.230 .512/.512 $359.99 Xtreme 4x4 K-Kits Chevy 283-400 K12-231-2 .250/.258 .206 ... 210/.218 .447/.462 $309.99 Xtreme 4x4 K-Kits Chevy 396-454 K11-231-3 .254/.262 .210 ... Adv. Dur Lift Price Int/Ex Int/Ex Small Block Chevy 81-92 114102 idle-3500 244/254 . ... 1500-4500 264/274 .423/.446 $152.99 BigBlock Chevy 94-Earlier 134112 1200-4200 ... 264/274 .423/.423 $169.99 Ford Small Block 88-95 Non H.O. 364112 1000-4000 252/260 ... , not against it! These hydraulic cam kits come with Crane lifters and assembly ... lube. Xtreme Energy CL Kits The Cam Lifter Kit includes an Xtreme ... all of this into more power! Small Block Chevy Hydraulic Dur @.050" Lift Part# ...
[Page 215] - 213 BIG-BLOCK VALVE SPRINGS Part Description Outside ... Dual 1.487" 105# 1.88" 1.28" 267 3964264 460527 For high-performance 396/427/454 ... LS6 engines 12371061 Dual Kit 1.487" 105# 1.88" 1. ... 28" 267 3964264 460527 Kit of 16 #3970627 springs ... Dual 1.487" 116# 1.88" 1.10" 358 3964264 460527 Used with HD 427/454 engines; ... Dual w/ 1.487" 116# 1.88" 1.10" 358 3964264 460527 Kit of 16 #3916164 springs ... 12550422 Use with 454 and 502 HO engines 12495514 Dual Kit 1.487" 110# 1.88" 1. ... 12366990 12495690 Use with 502/502 hp engines Spring 12495691 Dual 1.514" 140# 1.94 ... A 12366990 88963936 Use with 572/620 hp engines Spring 88963933 Dual 1.567" 205# 2.30 ... A 12366990 88963936 Use with 572/720 hp engines Spring 366282 Dual 1.525" 128# 1.70" 1 ... 406 366254 Aftermarket For competition engines Spring PC-type seal 12366567 Dual 1. ...
[Page 216] - on Gen V Gen VI design 454 and 502 HO engines, these rocker arms have long slots for ... assembly per package. Order 16 per engine. 12368082 Steel Long Slot Rocker Arm, ... " and greater) camshafts. Use with all 396-502big-block heads with adjustable rockers ... and nuts for 7/16" stud. Used on 572 engines. Use P/N 12361330 for single replacement ... a stylish finishing touch to your GM engine with our branded valve covers. GM ... Performance Parts valve covers are engineered to fit and seal perfectly. The diverse ... Standard height for use with 1965-1994 engines. May not clear brake booster on some ... components. For use on 1965-1994 engines and all Bowtie cylinder heads. Covers ... when installed on production engines. CHEVY BIG-BLOCK V-8 ...
[Page 34] - 5116 5116 chrome plated fuel pump block-off plates express products the block-off ... 265 thru 400 cu in 1515 chevrolet 396-427-454 cu in most v6 s v8 s with 13/4 bolt ... pumps for the 265-400 c.i.d small block gm engines · precision cut to fit ... mounting plate 1514 1514 fuel pump block-off plates 5421 5422 express products ... complete with gasket chevy 265-400 engine 5421 chevy 396-454engine most gm v-6 ... its new polished aluminum fuel pump block off plate for small and bigblock chevy ... motors these quality block off plates are ball milled for the ... finest appearance chevy 265-400 engine 9125g chevy 396-454engine most gm v- ...
[Page 54] - engine components oil filter adapter · ... or pf-35 chevrolet v8 1968-86 307-400 396-454 1272 1272 oil diverter valves · reduce ... it to the rod and main bearings · fits bigblock and small block chevy with screw ... in galley holes in back of engine · not for use with hydraulic lifters ... and save bearings as you lengthen engine life cold 80 lbs hot 45-50 lbs ... for high performance sport compact engines it protects against detonation pre- ... eliminates overheating 11032 · engine adrenaline perfect for engines exposed ...
[Page 23] - 24.83 Brass Freeze Plug Kits Avoid corrosion in your engine and ... with PROFORMs durable brass freeze plug kits. All necessary plugs are included for ... one complete engineblock. 66550 Chevy SB 283-350 ... 15.18 66552 Chevy BB 396-454 ......................... .......$15.18 ... Balancers Fits Chevy small and bigblockengines. These are brand-new OE ... balancer covers on page 4-5. 66508 B/B 396 ... and bronze thrust bearing. 66917C Small Block ... 103.73 66918C BigBlock.................... ......................$12 1.04 www. ...
[Page 27] - 57.96 Technical Note: Fits engines with passenger side dispsticks. 66132 ... 61.51 Technical Note: Fits 396-454 Chevy BigBlockEngines Chassis, ... later production chassis with 361 440 BigBlock and 426 Street Hemi Engines. 5 ... Oil Pans 7-Quart Chevrolet Small Block 66164 Orange ... Oil Pan Drain Plug Patented The PROFORM engine oil drain plug has a unique, patented, ... acts as a sealing cork when changing engine oil. As the drain plug is unscrewed and ... .43 Oil Pump Shaft Fits Chervolet Small Block 66919C Oil Pump Shaft ... Valve Cover Gasket For Chevy small block, this steel reinforced rubber gasket ... 1.68 Flange Hold Downs For Chevy small block, Chevy bigblock (exhaust side), Ford ... small block (exhaust side) 351C and 351M (intake ...
[Page 9] - track or any other high performance engine one piece c1020 high carbon .080 wall ... -400 200 longer 265-400 250 longer 396-454 stock length ford 221-302 1962-69 302 ... 262-400 retro hyd roller 262-400 most 396-454 retro fit 396-454 1965-86 ford 255 302 ... to degree a camshaft in most popular engines complete with foam lined case universal ... -400 chevy 265-400 chevy 265-400 chevy 396-454 ford 289-351w ford 429-460 oldsmobile ... and high strength bolts included small/bigblock chevrolet part 4605 spring ...
[Page 10] - can add 15 to 30 horsepower to most engines application chevrolet 265-400 265-400 ... -400 265-400 87-later 265-400 87-later 396-454 chrysler v8 273-360 v8 383-440 ford ... and ls1 265-400 retro-fit early model 396-454 retro-fit early model gen vi and 8.1l o ... and ls1 265-400 retro-fit early model 396-454 retro-fit early model oldsmobile and ... solid lifters chevrolet 265-400/396-454265-400/396-454 265-400 w 875 lifter ... bores 265-400/396-454 pro magnum 265-400/396-454 w 012 oil ... description chevrolet v8 small and bigblock .491 chevrolet v8 small and bigblock ... 265-400 265-400 265-400 265-400 396-454396-454396-454 ford 289-351w chrysler ... an extra shot of vacuum from your engine to give your power brakes extra reserve ... v6 90° 200 229 262 1978-86 chevy v8 396-454 1965-91 part no 2100 2100 2110 some ...
[Page 6] - gaskets fuel pumps carbs access crate engines superchargers kits power pkg pro-flo ... efi system is designed specifically for big-block chevys producing up to 450 hp matched ... mileage performer pro-flo efi for 396-502 c.i.d chevrolet up to 450 hp 3551 ... hp potential from 1500 to 7000 rpm in big-block chevys a complete kit to convert your ... 1965-86 oval-port big-block chevy from carburetion to multi-point ... -performance 454-inch or 502 gm crate engines it includes our unique calibration ... large oval-port heads for non-emission engines performer rpm pro-flo efi for big-block ...
[Page 12] - gaskets fuel pumps carbs access crate engines superchargers kits power pkg street ... installed our 565 efi conventional head engine on the dyno with the holley intake and ... 7 efi computer system after tuning the engine to its best with this combo we were ... torque we exchanged intakes while the engine was still warm to the #29275 installed ... the same efi unit back on the engine we started the engine up and proceeded ... thanks tracy dennis suncoast race engines efi induction kits now you can get a ... efi in one package these comprehensive kits include a high quality victor or super ... efi induction kit #29783 for small-block chevy 124-126 and throttle body ... rail kit range specs and more small-block chevy 262-400 v8 29783 includes victor ... and 1000 cfm throttle body #39783 small-block chevy e-tec for edelbrock e-tec or gm ...
[Page 24] - Balls MISCELLANEOUS Brass Freeze Plug Kits Avoid corrosion in your engine and ... with PROFORMs durable brass freeze plug kits. All necessary plugs are included for ... one complete engineblock. 66550 ..........Chevy SB 283-350 66551 ... Chevy SB 400 66552 ..........Chevy BB 396-454 66553 ..........Ford 289-302-351W 66554 ... Balancers Fits Chevy small and bigblockengines. These are brand-new OE ... covers on page 4-5. 66508 ..........B/B 396 66509 ..........S/B 350 Cntr Timing ... of a fuel-hungry 500 hp Chevy small-block V8. The pumps lower housing can be ... 3704817. Do not install on V6/90 degree engines. This pump should not be mounted upside ... required. 66654 ..........Chevy Small-Block Fuel Pump MARKETING SUPPORT PROFORM ...
[Page 29] - Pipe Fittings For Chevrolet Small and BigBlockEngines. 66369 ..........Intake ... , Tall w/ baffle 66710 ..........B/B: 396-454, Short 66716 ..........B/B: 396-454, ... , 2-Wire Linear Wire Looms Individually engineered for each engine, these handsome looms ... , 262. Sold in pairs. Fits Chevy small block, pre-1986. 66261 ..........Chrome 66263 ... (A.) 66264 ..........Blue Fits Chevy bigblock. 66394 ..........Red 66395 ... ..........Blue (B.) Fits Ford small block. 66285 ..........Red Fits Chrysler ... small block. 66289 ..........Red 66290 .......... ... Blue Fits Chrysler bigblock V8 engines. 66398 ..........Red 66399 .......... ... Cover Hold Downs Fits Chevrolet small block stamped valve covers. Easily dropped ...
[Page 5] - roller lifters are available for small block and bigblock chevys in a standard ... pressure fed vert bar solid roller bbc 396-454 pressure fed vert bar solid roller sbc ... fed vert bar solid roller 300 bbc 396-454 pressure fed vert bar solid roller 300 ... offset 4 right offset pistons apparel enginekits cranks rods 72447lun bbc 396-454 ...
[Page 36] - advanced or 4º retarded this allows the engine builder opportunity to fine-tune their ... 262-400 chevrolet lt-1 chevrolet 396-454 chevrolet 396-454 chevrolet 273-360 ... 289-302 ford early 262-400 chevrolet 396-454 chevrolet 289-302 ford early 289-302 ... to prevent wear on the face of the block lunati offers timing sets with bearings ... each set is available for small or bigblock chevrolet 3 or 9 keyway cranks engine ... kits apparel part number 93113 93115 ... 262-400 chevrolet 262-400 chevrolet 396-454 chevrolet 396-454 chevrolet description ...
[Page 22] - manifolds chevrolet small bigblock v8 chevrolet small block v8 1957-86 262 ... features universal mounting bolt design engineered to accommodate both straight and angled ... ls6 v8 holley recommendations 9001 egr block-off plate satin 9001p polished ... notes does not fit ls-7 will fit ls-2 engines if using a ls-1 or ls-6 throttle body ... aluminum construction · egr provisions block-off plate available · fully cnc machined ... air ram intakemanifold tm chevrolet bigblock v8 396 402 427 454 502 oval port ... features · machined for standard deck blocks · high rise/dual plane design · idle- ... p/n 9006 to seal properly will fit tall blocks with use of weiand manifold spacer ...
[Page 27] - chevrolet bigblock v8 396 402 427 454 502 v8 oval port heads ... -211 marine use features will fit tall blocks with use of weiand manifold spacer ... p/n 9900-173 performance fuel injection kits available · standard deck blocks ... bbl throttle body p/n 9900-171 · brass engine coolant crossover passage 9901-211 only ... 396 402 427 454 502 v8 rectangular port ... p/n 9900-173 performance fuel injection kits available features specifications ... rr 7.13 · machined for standard deck blocks port size 2.30 height 1.60 width · ... -bbl throttle body p/n 9900-171 ·brass engine coolant crossover passage 9901-205 only ... 396 402 427 454 502 rectangular port v8 ... p/n 9900-173 performance fuel injection kits available features · machined for tall ... deck blocks · 2500-6000 rpm power band using stock ...
[Page 2] - in throttle response and torque cam kits designed for street high-performance ... rear cam journal not for 1985 and later engines with roller lifters for 1968 and later ... not for 1985 and later engines with roller lifters may use original ... -legal for 5.0l fords for mass-air engines only .280 .295 0.28 0.295 0.311 ... chevy 262-400 v8 1957-95 chevy 396-454 v8 1965-90 ford 289-302 v8 1962-85 351 ... 1987-95 with oem hydraulic lifters 366 396 402 427 454 1965-95 gen vi 1995-up gen ... 4241 4254 4255 4250 4251 chevy small block 1957-86 chevy bigblock 1965-90 chevy ...
[Page 11] - in hopping-up the flathead ford v-8 engine in his own car today over fifty years ... s commitment to quality control and engineering excellence is reflected in their ... roller camshafts from walking during engine operation and the uniquely designed ... type chevy v8 s 262-400 90° v6 chevy bigblock needle bearing chevy v8 s 262-400 ... 90° v6 chevy v8 s 396-454 competition valve springs for use with ... -400 5/16 dia pushrod chevy v8 65-90 396-454 and 502 3/8 dia pushrod ford v8 62-92 ... /41000 series 11990-1 chevy v8 65-90 396-502 .491 shaft dia fits accel 34000/35000 ... 7/16 14 bottom diameter thread 2.396 length 7/16 20 top diameter thread 7/ ...
[Page 22] - manifolds chevrolet small bigblock v8 chevrolet small block v8 1957-86 262 ... features universal mounting bolt design engineered to accommodate both straight and angled ... ls6 v8 holley recommendations 9001 egr block-off plate satin 9001p polished ... notes does not fit ls-7 will fit ls-2 engines if using a ls-1 or ls-6 throttle body ... aluminum construction · egr provisions block-off plate available · fully cnc machined ... air ram intakemanifold tm chevrolet bigblock v8 396 402 427 454 502 oval port ... features · machined for standard deck blocks · high rise/dual plane design · idle- ... p/n 9006 to seal properly will fit tall blocks with use of weiand manifold spacer ...
[Page 27] - chevrolet bigblock v8 396 402 427 454 502 v8 oval port heads ... -211 marine use features will fit tall blocks with use of weiand manifold spacer ... p/n 9900-173 performance fuel injection kits available · standard deck blocks ... bbl throttle body p/n 9900-171 · brass engine coolant crossover passage 9901-211 only ... 396 402 427 454 502 v8 rectangular port ... p/n 9900-173 performance fuel injection kits available features specifications ... rr 7.13 · machined for standard deck blocks port size 2.30 height 1.60 width · ... -bbl throttle body p/n 9900-171 ·brass engine coolant crossover passage 9901-205 only ... 396 402 427 454 502 rectangular port v8 ... p/n 9900-173 performance fuel injection kits available features · machined for tall ... deck blocks · 2500-6000 rpm power band using stock ...
[Page 24] - truck force headers super competition engine swap headers hooker has a complete line ... of engine swap headers front frame mounts and ... transmission mounts for popular engine swaps available for chevy chrysler ... ford small block and bigblockengines hooker swap headers and mounts are ... -1hkr competition super comp exhaust kits race headers super competition headers ... years engines footnotes p/s p/b a/c col fl col fl ... mufflers buick regal chevy v8 78-87 396-502 75-79 265-400 75-79 396-502 2241hkr ... chevrolet gmc blazer jimmy 4 wd 69-91 396-502 2817hkr 2817-1hkr 90,117,121,167 ... -15 s-15 jimmy 4 wd 82-93 265-400 73-91 396-502 1 2 3 4 2839hkr 2454hkr 2839-1hkr 2454- ... ,121,167 yyyyyyy 17 8x31 3 10 sap 67-87 396-502 footnotes camaro 73-81 73-81 73-81 73- ... 81 82-92 396-502396-502396-502396-502396-502 2118hkr 2250hkr 2217hkr 2287hkr ...
[Page 37] - headers competition super comp exhaust kitsengines part no emission code common ... and feature large 21 4 primaries for bigblocks hooker puller headers use heli- ... photo gallery #2542hkr footnotes engines part no finish emission code ... port shape tractors trucks chevrolet engines396-502 2542hkr black 4 into 1 ...
[Page 27] - specialty distributors crank trigger kits crank and cam trigger kits the mallory ... secured to the pickup arm while the engine is running therefore turning the engine ... you can install the pickup bracket on engines with a 1/4 motor plate or standard ... damper service parts crank trigger kits description chevrolet bigblock396-454 ... 502 chevrolet bigblock396-454 502 chevrolet small block 262-400 ... chevrolet small block 262-400 chevrolet v6 even-fire ford ... windsor/small block2 cam trigger kits chevrolet v6 odd-fire kit part no 620 ... includes corporate gm competition engines buick oldsmobile pontiac drce and drce ...
[Page 28] - drive comp 9000® distributor for the big and small block chevrolet engines are ... plug wiring harness to the front of the engine by placing the distributor in front of ... the engine there is no interference with manifold ... information 20900 service parts kit engine part no chevrolet bigblock396-454 502 ... 20900 chevrolet small block 262-400 20901 distributor cap 29745 ... also includes corporate gm competition engines buick oldsmobile pontiac drce and drce ... that the distributor hole in the block and intake manifold to be plugged off ... 29002 chevrolet v8 tall engineblock 29006 oil pump drive ... requires the distributor hole in the block and intake manifold to be plugged off ... 29003 chevrolet v8 tall engineblock 29007 unless otherwise ...
[Page 2] - championship on the planet won with engines prepared with arp® fasteners including ... truck series complete stainless engine accessory fastener kits everything you ... pump fuel pump stainless oil pan bolt kits premium grade pan bolts combine sealing ... looks application chevy 265-400 chevy 396-454 chrysler 318-340-360 wedge 318-360 ... or without headers 86-earlier chevy 396-454 chrysler 383-440 wedge ford 289-302 ... header bolts application chevy small block 12 pc chevy bigblock 16 pc chrysler ... -1202 chromemoly header bolt and stud kits premium grade bolt kits help facilitate ... washers and nuts application chevy 396-454 16 piece chevy 262-400 chevy 262-400 ... 100-1201 stainless intake manifold bolt kits application chevy 265-400 hex chevy 265 ... 12-pt chevy 305/350 vortec hex chevy 396-454 hex chevy 396-454 12-pt chrysler 273- ...
[Page 4] - applications complete chrome plated engine bolt kit show quality chrome plated ... appearance deluxe kit for chevy small block includes fasteners for intake timing ... no 5001 hex head header to muffler bolt kits grade 8 header bolt kits incorporate ... 7/16 14 tap required intake bolt kits application chevrolet sb hex 12 pc 12- ... rusting and corrosion and dress up the engine the kit includes hardened washers to ... 8 16 x 1 12 bolts washers socket head 396-454 3/8 16 x 1 1/4 16 bolts washers hex ... head 396-454 3/8 16 x 1 1/4 16 bolts washers ... washers hex head timing cover bolt kits chevrolet small and bigblock part no ... 957g oil pan bolt kit chevrolet small block part no 5010 hex head 14 pc header ... 5 description part no oil pan bolt kits chevy sb 90° v6 olds v8 1/4 20 x 1/2 ...
[Page 1] - gaskets fuel pumps carbs access crate engines superchargers kits power pkg ... accessories small-block chevrolet low profile #4449 signature ... · low and tall profile varieties engineered for function and styled for great looks ... 400 59-86 tall 3.7 4649 b chevrolet 396-502 v8 65 later low 2.6 4480 chevrolet ... 396-502 v8 65 later tall 3.8 4680 chrysler ... #4402 universal valve cover hold-down kits may be used on all edelbrock and ... series valve covers all hold-down kits have 4 items per pack except #4414 2- ... 5 long 4402 hold-down tab kit small-block chevy 4 pieces 4404 hold-down tab kit ... big-block chevy 7 pieces 4414 #4414 oil fill hole ... 8094 #4415 190 a will not fit turbo engine b will not fit 86 later vette ...
[Page 4] - power pkg kits superchargers crate engines carbs access fuel pumps gaskets ... no name a 4-5/8 4245 b n/a chevy 396-502 v8 1965 later tall profile a 4-15/16 ... 4280 n/a chevy 396-502 v8 1965 later tall profile no name a ... maintenance-free polished aluminum look big-block chevy #4280 elite series centerbolt ... covers for late-model 1987-95 small-block chevy heads are low profile to fit ... stock engine compartments #4246 with left side ... right breather hole 2-5/16 4247 small-block chrysler #4295 tbi tpi camaros ... use #4246 with left breather hole small-block ford #4260 a some tall profile valve ... c will not fit 1986 later 5.0l engines with stock or edelbrock #3821 #7123 or ...
[Page 7] - catalog high performance cleaning kits accessories the mr gasket brand ... accessories cooling system accessories engine components ignition and electrical ... and suspension and driveline components engine port polishing kit designed for use on ... polishing and flash removal on all engine parts with the use of an electric drill ... part no 4362 engine oil primer priming the engine is an ... should be taken before you start the engine for the first time engineered to fit ... operate with an electric hand drill the engine oil primer pressurizes the oil system ... no 3795g chevy v8 6 cyl pontiac v8 engine cleaning brush kit made in three sizes ... nylon and suitable for all makes of engines this kit is a must for all pre- ... of crankshaft oil holes cylinder-block oil galleys and cylinder-head drain ...
[Page 10] - applications header to muffler bolt kits complete chrome plated engine bolt kit ... appearance deluxe kit for chevy small block includes fasteners for intake timing ... no 5001 hex head grade 8 header bolt kits incorporate self-locking nuts to hold ... 7/16 14 tap required intake bolt kits application chevrolet sb hex 12 pc 12- ... rusting and corrosion and dress up the engine the kit includes hardened washers to ... 8 16 x 1 12 bolts washers socket head 396-454 3/8 16 x 1 1/4 16 bolts washers hex ... head 396-454 3/8 16 x 1 1/4 16 bolts washers ... washers hex head timing cover bolt kits chevrolet small and bigblock part no ... 10 pc oil pan bolt kit chevrolet small block part no 5010 hex head 14 pc header ... 5 description part no oil pan bolt kits chevy sb 90° v6 olds v8 1/4 20 x 1/2 ...
[Page 1] - parts pro master catalog hi-tech crate engines hi-tech manufactures some of the ... highest quality aftermarket engines in the world today computer controlled ... and overall reliability of the engine performance all engines are 100 live ... of approval vision performance crate engines · built to specifications you only ... torquing · no core charge chevy engine size chevy chevy chevy chevy chevy ... ch540pc20 ch572pc10 ch572pc20 ford engine size ford 4.6l cobra ford 4.6l gt ford ... gear drives fits chevy small and bigblockengines easy to install fits under ... timing chain cover fits chevytm small blockengines save hours of labor with no ... chevy chevy chevy chevy chevy chevy bb 396 sb 350 cntr timing mark 6-3/4 sb ...
[Page 7] - full length headers application year engine flowtech itm flowtech iitm pri tube ... flr footnotes flowtech truck headers block hugger headers chevrolet/gmc two wheel ... ton pu 5.0-5.7l 283-400 283-400 283-400 396-454 305-350 396-454 283-400 283-400 396-454 ... 67-91 73-91 66-72 73-81 67-91 283-400 396-454 283-400 305-350 2 83-400 283-400 292 ... 230-250 283-400 283-400 396-454 283-400 283-400 283-400 396-454 283-400 ... cab type chassis only chevrolet small block v8 engine y yes n no o not verified ... fitting must use original factory bigblockengine frame mounts and hardware fits ... this header will only fit the 305 engine without the optional oil cooler will ...