were used. I can quote you the numbers from the 1964 "Parts and Accessories Catalog" but, be aware that earlier numbers may exist and be superseded by the ones listed in this catalog. This was one of the best selling/most popular cams through the years past! Stock GM LS engine cams feature LSA anywhere from 116 to 121 degrees because GM is concerned with creating a very smooth idle. The Fora platform includes forum software by XenForo. And there is a CR inscribed as well off the lower left Show entries Search: Showing 1 to 10 of 46 entries Previous Next Big Block Crankshaft Casting Numbers Lookup .390 .410 310 320 1.50 in 1968, it was the cam for the 307/200hp; 327/210hp, 250hp, 275hp, 300hp; and 350/295hp. ZL-1, 2nd version, Mark IV3955270.427.692 or 4 bolt3955272.396.692 or 4 bolt3955274.366T68-854-bolt3955276.427T68-734-bolt3963512.427.692 or 4 bolt3963512.454.70-762 or 4 bolt3969852.366T68-844-bolt3969854.396.692 or 4 bolt3969854.402.70-722 or 4 bolt3969858.427T68-844-bolt3999289.454.71-792 or 4 bolt, some "CE" replacement blocks had four bolt main caps3999290.396.68-692 or 4 bolt, Truck3999290.402.70-722 or 4 bolt, Truck3999290.402.722 or 4 bolt, Passenger3999293.366T68-904-bolt3999294.427T68-844-bolt100511074544-bolt, Bowtie, MkIV, 9.8" deck, siamesed bores, 4.25" semi-finished bores, can be bored to 4.50"10069282366T90-914-bolt, Mark IV, Tall deck10069284427T..4-bolt, Mark IV, Tall deck10069286454.90-914-bolt, Mark IV, Short deck10114182454.91-up4-bolt, Gen.V10114183366T91-up4-bolt, Gen.V10114184427T91-up4-bolt, Gen.V10134366454T..4-bolt, Bowtie, Gen.V, Tall deck101850504544-bolt, Bowtie, Gen.V, Short deck10237297454.96-up4-bolt, Vortec 7400", "L-29" Gen.VI10237299427T96-up4-bolt, Gen.VI, 7.0L, truck10237300502.96-up4-bolt, Gen.VI, 4.466" bore12550312427T96-up4-bolt, Gen.VI, 4.250" bore, fuel pump boss, clutch linkage pivot boss12550313454.91-up4-bolt, Gen.V crate motor, Gen. VI 4.25" bare block, fuel pump boss12556110496.01-up4-bolt, Gen.VII 8.1L, "Vortec 8100", Truck12561357454.96-up4-bolt, Gen.VI125613585024-bolt, Gen. VI14015443454.87-902 or 4-bolt, Mark IV, Truck, Motorhome14015445454.78-902 or 4 bolt14044807454T..4-bolt, Bowtie, MkIV, CNC prep, Tall deck, 4.25" bore or 4.495" bores, 191659554541996-2001 L29140968595024-bolt, Gen.V, HO245025044544-bolt, Bowtie, Gen.V, Race prep, 9.8 "short" deck height24502506454T..4-bolt, Bowtie, Gen.V, Race prep, 10.2 "tall" deck height245025724-bolt, 4.5" bore Olds DRCE 2, 9.5" deck height255344024-bolt, 4.590" bore Olds DRCE 3, 9.25" deck height. A SOHC allows at least 2 to 3 valves per cylinder configuration, with more manufacturer prowess. i have a hr8ty 3050s/305is y7379 cc 212203 2811 out of a 1999 360 dodge magnum i cannot get any info on lift duration or center line also has cc letters asume comp cam ? A good understanding of these factors will assist you in making a wise decision. How does this compare to the 69 dz 30/30/ cam? The only thing we dont know from these number is the cams intake centerline. **Due to the COVID-19 pandemic a large number of products are on backorder and shipping times are longer then usual. 330864: 1968 through 1991 oval port, open chamber, 2.06 in. The car came with the two cams you identified above, Stored in cardboard tubes, With the #5054 & date 1971 stamped on tubes. The Chevy part number for that cam is 3896929. I just rebuilt the carb as it was pretty dirty and leaked at the accel pump. It would take some digging and some research, but you could look through a parts catalog of some of the more popular cam manufacturers and see if you can match up part numbers with something. 366299.4Bowtie, Aluminum, nodular iron splayed caps, wet sump, 4.00" bore389257..302..67.2393288..28365-672460703..350..78.4460776..30578-792460777..30578-792460778..30578-792 or 4, some Canadian assembled heavy duty truck blocks have 4-bolt main caps471511..26779-8223556519.28358-6123703524.265..55.2No oil filter3720991.26556-5723731548.265572No side motor mounts3731548.283572No side motor mounts3737739.28358-6423756519.28358-6223782870.32762-6723789817.28362-6423789817.32762-6723789935.28361-6423790721.28362-642Chevy II recessed oil filter boss3790721.32765-662Chevy II recessed oil filter boss3791362.32762-672Chevy II recessed oil filter boss3792563.327..65.23792582.28364-6523794226.28358-6323794460.32762-6423830944.327..63.23834810.28364-6623834812.28362-6323837739.28358-6223849852.28357-6623849935.28365-6723858174.32764-6723858180.32764-6723858618.35068-7623862194.28365-672Chevy II recessed oil filter boss3862812.28362-6423892657.302..67.2Z-28 Camaro3892657.327..67.23892657.350..67.2Camaro3896944.28366-6723896948.28366-6723903352.327..67.23914636.307..68.23914638.307..68.23914653.30768-7323914660.327..68.23914678.302..68.2Z-28 Camaro3914678.327..68.23914678.350..68.23931174.307..68.2Truck3932371.30769-7323932373.30768-7323932386.302..69.4Z-28 Camaro3932386.327..69.23932386.350..69.2 or 43932388.327..69.23932388.350..69.2 or 43933180.32768-6923951509.40070-7143951509.40074-8023951511.40070-734Some replacement blocks had 2-bolt main caps3956618.302..69.4Z-28 Camaro3956618.32768-6923956618.350..69.2 or 43956632.307..69.23959512.32762-672Was also used for some "CE" replacement blocks3959532.283642Used for some "CE" replacement blocks3959538.327..2Chevy II recessed oil filter boss, Used for some Chevy II "CE" replacement blocks3970010.302..69.4Z-28 Camaro3970010.327..69.2Trucks and industrial3970010.35069-802 or 43970014.35070-762 or 43970020.30769-7323970024.30769-7324715111.305..80.26259425.35069-762, 95509..400.762 bolt have only seen one10036033350..4Goodwrench crate motor, 2-piece rear seal, "Hecho en Mexico"10046164305..86.210049804..4Aluminum, Pontiac Super Duty version of Gen.I SBC, 4.00" bore, 350 mains, 2-piece rear seal, splayed caps, GTP race block10051182..2 or 4Bowtie, 3.75"-4.30" bores, 1 or 2-piece rear seal10051184..4Bowtie, 4.00"-4.155" bores, 1 or 2-piece rear seal1005472735086-up2 or 4one piece rear seal, some "Made in Canada"10066036350..2 or 4Target Master/Goodwrench crate motor, 2-piece rear, seal, "Hecho en Mexico"10066038350..92.4Goodwrench crate motor, 2-piece rear seal, "Hecho en Mexico"10090511350..90.2LT-5, ZR1 Vette, 375hp1012532735092-up2 or 4Gen.II LT-1, reverse flow cooling1012532735096-up2 or 4Gen.II LT-4, reverse flow cooling10134398..4Bowtie, Aluminum, 4.125" bore, 2.65" main journals10134996..4Bowtie, Aluminum, 4.125" bore 2.65" main journals1015355835091-924LT-5, ZR1 Vette, 375hp1016858826594-962L99, Gen.II, 4.3 Liter V-8, Caprice, reverse flow cooling1019900135093-954LT-5, ZR1 Vette, 405hp1024387830596-982Vortec truck, roller cam, one-piece rear seal1024388035095-002 or 4Vortec truck, Gen.I crate motors and "ZZ4", roller cam, one piece rear seal1255059235097-upcrossbolted block, Gen.III, "LS1", aluminum1255135899-upGen.III, 4.8L or 5.3L, cast iron, truck1255136436498-04crossbolted cast iron Gen. III, 6.0L, truck1255937835099-upcrossbolted block, Gen.III, "LS1", aluminum1255984635098-upcrossbolted block, Gen.III, "LS1", aluminum1256062135098-upcrossbolted block, Gen.III, "LS1", aluminum1256062635099-upcrossbolted block, Gen.III, "LS1", aluminum1256062935099crossbolted block, Gen.III, "LS1", aluminum1256116835001-upcrossbolted block, Gen.III, "LS1", aluminum1256217435098-upcrossbolted block, Gen.III, "LS1", aluminum1256895236405-upcrossbolted block, Gen.III, 6.0L, aluminum, LS21256691032504-upcrossbolted block, Gen.III, 5.3L, aluminum, SSR truck1257104832504-upcrossbolted block, Gen.III, 5.3L1257358136498-04crossbolted cast iron, Gen.III, 6.0L, truck1257718436498-04crossbolted cast iron, Gen.III, 6.0L, truck1257739602-upGen.III, 4.8L or 5.3L, cast iron, truck1401020130580-8521401020230580-8521401020330580-8521401020735080-852 or 41401020935080-852 or 41401028026779-822140110643508341401114835087-89.Roller cam, one-piece rear seal1401637626779-8221401637935077-792 or 41401638130580-8421401638230579-8421401638330580-852Truck1407928735086-90.Truck1408852635087-89.Roller cam, one-piece rear seal1408854835086-882 or 41408855130586-872one-piece rear main seal1409362730587-942Roller or flat tappet cam, one-piece rear seal1409363835087-952 or 4Roller or flat tappet cam, one-piece rear seal1409476630586-up2One-piece rear seal1410114730585-up21410114835086-904One-piece rear seal1410205830587-912Roller cam, one-piece rear seal22551656..4Chevy/Olds Rocket block, 4.00"-4.190" bores, 2.45" main journal sizes, splayed caps, dry sump, 2-piece rear seal, 9.025" deck22551660..4Chevy/Olds Rocket block, 4.00"-4.190" bores, 400 mains journal sizes, splayed steel caps, wet sump, raised cam 2-piece rear seal, 9.300" deck. At one time they supplied 85% of the blanks in the world. For instance, if you have numbers like 266H04, the last two digits are the numbers used to show the measurement of the lobes. It's real easy to spot if the heads are off because of the small 3.74" bore. Thank you, if you can help, send me an e mail and I will send you a picture. JavaScript is disabled. On the outside there is a Carter AFB 9637 (625CFM) sitting on an Edelbrock manifold. side, aluminum10185040Bowtie, aluminum, 45cc chambers, 1st version, symmetrical ports, 263cc intake ports, splayed valves10185040Bowtie, aluminum, 45cc chambers, 2nd version, symmetrical ports, 240cc intake ports, splayed valves1020524593350.Gen.II LT1, aluminum, reverse flow cooling, 175/68cc port volumes1020764394-96350.Gen.II LT1, aluminum, reverse flow cooling, 175/68cc port volumes1020889094-96265.Gen.II, L99, 4.3 Liter V-8, cast iron, reverse flow1021533997350.Gen.III, LS1, aluminum, 68cc1022512194-95350.LT5, ZR1, DOHC, 32-valve, drvs. (adsbygoogle = window.adsbygoogle || []).push({}); AutomobTips is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, Copyright 2022 - AUTOMOBTIPS | Auto Blog, Our website uses cookies to improve your experience. Installing a Timing Belt on Ford Ranger chevrolet image by Eduard Shelesnjak from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. Thank you in advance, Gday mate trying to decipher this comp cam to no avail, # 2-018b 1295 3106-rb 046987 any help on duration and lift lobe centre and rev range would be greatly appreciated. The 7661-11 is a serial number specific to that camshaft only. COMPCams uses two-number designations for all its engine families. Is there any way anyone could hp me out? In 1970, it was the cam for the 307/200hp; 350/250hp, 300hp; and 400/265hp. I have a cam trying to set startup timeing hr112 intake hyd .555 ext .576 duration .006 valve tapping lift 287 in 293 ex valve timing .050 open int 10 close btdc46 abdc exh :57 BBdc 5 ATC. If it is an original GM part, these numbers will be there. Privacy Policy. Switching to Synthetic Oil After 100k Miles: Pros and Cons. Looks to have stock cast iron heads and exhaust. 1130.327.forged..mediumjournal3.25" stroke1178.302.forged..medium journal3.00" stroke1181.305,350cast.medium journal3.48" stroke1182.350.forged..medium journal3.48" stroke2680.327.forged..small journal.3.25" stroke2690.350.forged..medium journal3.48" stroke3279.302.forged..medium journal3.00" stroke3474.283.forged..small journal.3.00" stroke, military tank use4577.327.forged..small journal.3.25" stroke4672.327.forged..medium journal3.25" stroke310514..350.cast.medium journal3.48" stroke330550..350.cast.medium journal3.48" stroke354431..262.cast.medium journal3.10" stroke3727449.283.forged..small journal.3.00" stroke3729449.265.forged..small journal.3.00" stroke3734627.327.forged..small journal.3.25" stroke3735236.265,283forged..small journal.3.00" stroke3735263.283.forged..small journal.3.00" stroke3782680.327.forged..small journal.3.25" stroke3814671.327.forged..small journal.3.25" stroke3815822..265,283,302.forged..small journal.3.00" stroke3835236.283.forged..small journal.3.00" stroke3836266.283.forged..small journal.3.00" stroke3848847.283.forged or cast..sm. On this cam card, you will see the LSA is 112 degrees. Thank, Ray. Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. The specs you have listed above for that 115835 part number is correct, the L/S is 109* instead of 110*. To decipher these codes, we accessed COMPs website at compcams.com. JavaScript is disabled. There are at least 6 different versions as of 11/99. To avoid spinning, roller lifters are lifted together. The grind number is the ever noted number, far and more recognized than the model number. The suffix provides the. eBay Product ID (ePID) 2320190292. To Develop Good Eye Habits While Driving You Should? Now he serves as a regular contributor to OnAllCylinders. The HR refers to this as a hydraulic roller camshaft while the 114 refers to the lobe separation angle (LSA). By visual inspection. It helps you know the compatibility of the camshaft to the supposed vehicle you want to use it for. Rear cam bearing journal is etched/engraved Fessler Killer Cams #38 Any info is appreciated. journal.3.00" stroke3876768.283.forged..small journal.3.00" stroke3884577.327.forged..small journal.3.25" stroke3892690.350.forged..medium journal3.48" stroke3911001.307,327cast.medium journal3.25" stroke3911011.307,327cast.medium journal3.25" stroke3914672.327.forged..medium journal3.25" stroke3923279.302.forged..medium journal3.00" stroke3932442..267,305,350..castmedium journal3.48" stroke3941174.307,327cast.medium journal3.25" stroke3941178.302.forged..medium journal3.00" stroke3941182.350.forged..medium journal3.48" stroke3941188.350.forged..medium journal3.48" stroke3949847.283..forged or cast..sm. Knowing the measurement of a lobe separation angle is another special way of telling the difference between camshafts. Crankshaft Identification Use these casting numbers to identify the crankshaft you have. I know that Chevy Casting Numbers are on several sites on the World Wide Web but I thought it would be a good idea to list them here too. Anyone know whos cam this is. With this intake lobe: 0.328 x 1.7 = 0.5576-inch, which COMProunds off to 0.558-inch. CAMSHAFT SPECIFICATIONS Part No. The best way to identify an unknown camshaft is by identifying it with your eye or using stamped numbers engraved on the camshaft to identify it. Are you a newbie in dealing with cars and you seem not to know how useful a camshaft is and what is used for? These spec are for cam install @108 intake ctr line duration @.050 intake 236 ext 242 lobe lift .3470in .3600 ext lobe selection 112.0 where do I set my timeing for first start ? Stamped numbers are 529506 and 031531. In this case, we dont know what the opening and closing points are although you could compare the intake lobe points to an off-the-shelf XFI RPM Hi-Lift cam and probably be pretty close. Jeff Smith has had a passion for cars since he began working at his grandfather's gas station at the age 10. How to Get a California Drivers License with an Out of State License, Can You Register a Car Online in Florida? Apr 19, 2020 Just to be clear, are those the numbers on the face of the cam behind the timing gear? Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! SBC Block Casting Numbers. i have removed camshaft welsh plug to see numberbut cant identify numbers help would be appricated.i nee to see what size converter i would need. They minimize friction, which ensures the camshaft contains more power. We would like to thank everyone that has contributed to the data provided on this site. Cam is in used shape but with little to no wear. Displacing 2.4 liters in an inline-four configuration, the LEA is part of the Ecotec engine. Small Block Casting numbers Big Block Crankshaft Cylinder Head ID Use these casting numbers to identify the heads you have. The greater number of degrees means there is less overlap between the intake and exhaust lobes. Casting numbers used on factory 366ci tall deck engines (some used on multiple engines): *ending 328: 1980 through 1991. I actually went through several lists and made some corrections before making this list. The block casting number on smallblock and big block Chevy V-8 motors is located on a ledge found at the rear of the block, most often on the driver's side. News Chevrolet Performance Releases The Impressive L8T As A Crate Engine . When you purchase through links on our site, we may earn an affiliate commission, which supports our community. $850.12. The 3709/3711 numbers are references to lobe designs. Chevrolet "Stock" LS Camshaft. Step 2 Locate the ID number on the camshaft. The Chevy orange will appear as new for decades.Gear shifting is accomplished with a rebuilt 1960's HURST Competition Plus shifter specific to the C2 Corvette w/Borg Warner which is extremely rare.Ignition is handled by a computerized multiple spark discharge controller providing instantaneous throttle response by way of multiple sparking at . The model prefix is the first part of the camshaft number, and it describes the vehicle that the camshaft is meant for. Looking for 4311-4314-r106 Q 7388-04 CAN ANYONE TELL ME WHERE I CAN LOOK THE SPECS UP! Can Jumpstarting a Car Damage the Alternator? We continued down the list until we found the 3709 number, which because it is listed first on the camshaft, is the intake lobe. Understanding Cam Design. item 7 1957-1963 Corvette Camshaft GM 3736098 Solid Lifter 283 Sp Hi Perf 327/340 360hp 1957-1963 Corvette Camshaft GM 3736098 Solid Lifter 283 Sp Hi Perf 327/340 360hp. That gives us our first clue where to look for the rest of the numbers. CAST3736098. I was pretty careful with the float settings etc and it fired right up when put back on! Drake studied journalism at Southern Connecticut State University. This requires a little more time but COMP does not charge extra, which is a great service if you are into tweaking the cam a bit to do something special. This sometimes is tagged stressing when you can just tell by looking at numbers, but in the absence of a degree when or dial indicator, an analog is required to make your best decision. There are other camshafts that can be viewed in this category, they include: SOHC means simple overhead cam. (396 BBC), Is this enough information to get the specs on this cam? These numbers only describe the functions or tell the specifics of each product. Your camshaft is important; your engine isnt meaningful without the contribution of the Camshaft. CAM 6930 1967 CAMSHAFT ID. Can a Bad Battery Cause a Check Engine Light to Come On? We found it under the heading of Xtreme RPM for LS1 lobes, Hi Lift. force 120hz android The GM Ecotec engine, also known by its codename L850, is a family of all-aluminium inline-four engines, displacing between 1.4 and 2.5 litres. Roller: 202/206 .403"/.415" $426.78. Example: 63402A-2 enter 63402A Each family of cam lobes has its own numerical designation with the same basic configuration, usually encompassing multiple individual durations that also might include changes in lobe lift. They are widely used and they perform well, which is more affordable than a roller cam. 1970 Mustang Mach I "Synergy Green Pearl"351 Cleveland - Fuel Injection "The Rattle Shaker" Complete nut and bolt rotisserie restoration LESS than 500 miles by C.A.R.S. The LS . It is typically located in the center of the cam between the lobes. The essence of knowing how to identify your camshaft makes it easy to avoid errors, unnecessary bills, and frustrations that come along with having the wrong camshaft. 210/218 at 0.551/0.556 at 113 degrees . Many camshaft number reference sites exist online for V8 engines, but determining the camshaft specs for six- and four-cylinder engines may require contacting a Chevrolet parts department. 1 BTC 42 ABC 223 30 BTC 80 ABC 290 .298 .447 114 1.5 HYD EXH. I have verified this information with a degree wheel and a dial indicator, 300 degrees @ 0.006 lift, 250 degrees @ 0.050 lift, lift is 0.266 or 0.399 at valve, and LSA of 11.5. There following are ways you can tell a difference: As the name implies, these sets of numbers reveal the model of the camshaft. motor could have casting number 10112391 or 10112391S that is the service replacement. Ford Au part no ! You can also use an analog system to identify unknown camshafts. Small Block Chevy Factory Camshafts . Only show this user. Any help much appreciated. First Generation Camaro Info and Tech - 1967-1969. Add the two numbers together and divide by 2. I have gone though the list of things to look for on the CC cam that came with a motor I picked up, but have not had much luck, so Im asking Jeff to have a look. It's a 10168588 casting that had the numbers "4.3" cast on the side, too. Since 2003, Jeff has held various positions at Car Craft (including editor), has written books on small block Chevy performance, and even cultivated an impressive collection of 1965 and 1966 Chevelles. Stamped on end is Z099, also has three pink dots above that stamping. 1954-1955 235 Engine 3835913; 1956-1962 235 Engine 3836848; 1956-1962 261 Engine 3836850 The ID number will consist of either eight or nine digits; the last four numbers identify the cam and its specific application. Apr 13, 2014 Yeah, it has CR 760 stamped on the back, and then a date under it. BBC Cylinder Head Casting Numbers RECTANGULAR PORT - Valve size 2.19 intake, 1.88 exhaust IP = Intake runner volume OVAL PORT - Valve size 2.06 intake, 1.72 exhaust BBC Camshaft Part Numbers Note 1: 80 deg overlap, 396 375hp L-78/L-89, 427 425/435hp L-71/L-72, 454 450hp LS-6, HP streetof engines we now know as Small Block Chevys. It was later decided to build a supercharged version of the LS3 and it has less compression at 9:1:1 to run safer under boost. I have a cam I need to Id I need the specs and if its a solid or hydraulic its a ua9450 a4250h11 can someone help me with this I am building this junk yard over night Grease monkey maid 10/4 I need it if possible, I have a bbf429 numbers on rear of cam359356 can you tell me what cam I have. We investigated a couple of our Comp off-the-shelf LS cams and found they were ground with 5 degrees of advance, but that is no guarantee that your camshaft is ground that way. Any time you are making this kind of important decision about your engine, it's . exhaust valves. cam 5054 i am still searching for "Three Rules of Work: Out of clutter find simplicity; From discord find harmony; In the middle of . however, depending on how you want to look at it. Don't forget to follow us on Facebook, and if you run a website or write for a blog, please link to our site! Car AC Compressor Not Turning On (Causes and Quick Fix). Thanks, Your email address will not be published. 4270 H11 then letters CC vertically, then CB6554 can you tell me the specs on this cam? They are not flat, and they are recognized with a slight crown on the face. Hi, I have a cam that trying to figure out the specs on. indestructableforce - 6930 is the last four digits of the cam's casting number, 3896930, which also has a horizontal diamond for the casting symbol. Good Day: That particular cam put my son's pump-gas 406" SB Chevelle to an 11.80 E.T. The Fora platform includes forum software by XenForo. A forum community dedicated to 1st generation Chevy Camaros owners and enthusiasts. Now zero the indicator and turn the engine backward until the dial indicator reads roughly 0.100-inch. no idea) and only pulls about 10psi vac at idle. Im looking into a cam to suit small block ford. by Greenlight Mon Nov 10, 2014 6:56 pm. 1991 and later Gen.V, VI and VII production BBC motors have one-piece rear main crank seals. It's for a 99-04 truck. In 1974, it was the cam for the 350/145hp, 185hp, 195hp; and 400/150hp, 180hp. The car has all orig drive train, Except for fuel injection and headers. I have a fessler roller cam trying to identify the grind specs. COMP offers this as a service to anyone who is looking for a custom combination of specs that are not listed as an on-the-shelf cam. If the number was 110 degrees, this would increase the amount of overlap. For instance, the Duntov cam has a GM part number 3736097 but cast into the camshaft is the number 3736098. The 3709 lobe is listed as 265 degrees of advertised duration with 212 degrees at 0.050 and .328-inch lobe lift. My buddy says its a mild cam thats bigger than a stock LS6 version, but he didnt have any more information. If it is an aftermarket service replacement cam, it may not have the same last 3 digits of the casting number cast between the lobes. With your cam it might come out to somewhere between 114 to 110 degrees depending on if the cam was machined with advance. Crane makes Blueprint camshafts for almost, if not, every GM, Ford, Mopar engine from the sixties and seventies. I have a Street Performance comp cam that was purchased in 2007. E You need the measurement of the diameter to compare with the database or any online store IDs. This type allows more direct airflow through the engine without having to deal with obstruction. For online resources, check out NastyZ28.com, Kendrick-Auto.com or Chevy-Camaro.com which have detailed listings, or contact a Chevrolet parts department to identify the camshaft. Hey Keith, we did some quick sleuthing and your cam MAY be for a BBC Marine (boat) motor application thats been discontinued. GM used a forged crankshaft, oil-spray cooled Hypereutectic pistons, and a hydraulic roller camshaft made to handle boost. Show More Show Less. They provide average torque to the valves. If you are confused as to which cam you should buy for your beast, Crane has you covered. the 4.3L LT1 was also referred to as the L99 (not to be confused with the LS variant bearing the same name) Drivetrain: '95 T56, pro 5.0 shifter, hayes clutch, Stock 10 bolt with 3.42's Dec 31, 2009. It is an eight or nine-digit number. His work has appeared in the "New Haven Register," Medford's "Mail-Tribune" and the "Ashland Daily Tidings." . intake and 1.72 in. All of these applications had the same specs as the initial 1967 application. Sept. 2019 Drag-Week Winner - N.Y. Legal Streeter - 1956 Chevy Bel-Air, http://www.msnusers.com/Chrisjunque/shoebox.msnw?action=ShowPhoto&PhotoID=2. The Vehicle's Service Parts Identification Label Will Have The VIN Digit and Engine RPO Code (Circled) To Confirm Engine Application Gen III LS Engine Car Applications 1997 to 2004 Corvette, 1998 to 2002 Camaro & Firebird, 2004 GTO: 5.7L LS1 2001-2004 Corvette, 2004-2005 Cadillac CTS-V: 5.7L LS6 Gen III LS Engine Truck Applications: Quick View. If you notice any mistakes or have any additions, use my contact me form and let me know so I can update the list. One thing I"m trying to figure out is if the orig cam is still in the car. I can't help you in regards to who actually did the final grinding. The LEA is an engine produced by General Motors for a wide variety of compact and midsize vehicles. From the distribute drive gear down are the folloing markings: CWC, 06, C14, EP1. (Yes or No), Will Hub Centric Rings Stop Vibration? The 8th digit of the VIN. Camshafts come in a wide array of variations, and Chevrolet has a range of camshafts for different applications, engine sizes and performance specs. Their outer look tells the difference. Indestructableforce - 6930 is the last four digits of the cam's casting number, 3896930, which also has a horizontal diamond for the casting symbol. They appear to be a rock arms with a small diameter. These markings will usually be in the center of the camshaft, obviously in between the valve lobes. This card reveals the basic information you need to identify, properly install, and degree the camshaft in the engine. Grind numbers are HR 224/339. The markings on end of cam is 300C6 and X6733. The next information engraved on the cam was HR 114. There are many numbers and terms used to describe the design of the camshaft and it's important to know how these numbers will affect the performance of your engine. One of these cams looks unused and the other at best slightly used. . I am partially colorblind so they may be sort of tanish as well. They are not so much of the speeding type. In 1971, it was the cam for the 307/200hp; 350/245hp, 270hp; and 400/255hp. The engine also had smaller 1-1/8? In 1972, it was the cam for the 307/130hp; and an optional cam for the 350/165hp, 175hp, 200hp; and 400/170hp. Step 1 Find the model prefix. It's a stock cam. 4485B 4391B HR112+4 R (with a line under the R ) then CC and at the bottom G1979-14. This is a COMP Cams timing card. Come join the discussion about performance, builds, restoration, modifications, classifieds, troubleshooting, reviews, and more! In 1973, it was the cam for the 307/115hp; 350/145hp, 175hp, 190hp; and 400/150hp. The duration at lash point in degrees (intake/exhaust) is 328/324; duration at .050" tappet lift (intake/exhaust) is 220/220; and . How Long Does it Take Transmission Fluid to Circulate? COMP Cams 12-600-4 Thumpr Cam, Small Block Chevy, 2000-5800 RPM. However, most cams intended for street use are ground with several degrees of advance. 49 BBC -6 ATC 223 78 BBC 32 ATC 290 .298 .447 . Information is premium and can save you from errors and spending excessively. The EP1 (not EPI) indicates that it was cast for Engine Power Components. 4226 what kind of camshaft is it. Four or six-cylinder can be attached to the valves. How Long Does it Take to Replace a Catalytic Converter? Getting a camshaft can be a burden on many car owners; it works well when you have the right one.
Normal 2 Year Old Elbow X Ray, Homes For Sale In Neptune City, Nj, Jonah 2 The Passion Translation, Articles G