side, aluminum1022512295350.LT5, ZR1, DOHC, 32-valve, pass. 0967 is the last four digits of the GM part number. The Chevy Big Block's Camshafts can be identified by a number that is cast or stamped and is usually located in between the CAM lobes. I have no idea whats on the inside. Anyone have any idea what make and specs are of this cam? I hope it helps you identify the Chevrolet engine parts you are working on. 14088552 Leave a comment at the end of this post if you cannot find the information you want. Can a Bad Battery Cause a Check Engine Light to Come On? Stock GM LS engine cams feature LSA anywhere from 116 to 121 degrees because GM is concerned with creating a very smooth idle. On this page you will be able to look up the original part numbers for 1958-1965 348 and 409 Chevy engine components such as Bell Housing, Carburetor, Camshaft, Crankshaft, Distributor, Generator/Alternators, Radiator Hoses and Starters. I can't help you in regards to who actually did the final grinding. Can Jumpstarting a Car Damage the Alternator? 4009f/4024f 68553-06. journal3.00" stroke3951130.327.forged..medium journal3.25" stroke3951529.400.cast.large journal.3.75" stroke, 10168568265.cast.medium journal3.00" stroke12552215364.cast.medium journal3.62" stroke, Gen. III, 6.0L12552216325,350,364.cast.medium journal3.62" stroke, Gen. III 5.7L LS1, 5.3L, 6.0L12553312293.cast.medium journal, 3.27" stroke, Gen. III, 4.8L12553482293.cast.medium journal, 3.27" stroke, Gen. III, 4.8L14088526305,350cast.medium journal3.48" stroke14088532350.forged..medium journal3.48" stroke14088535305,350cast.medium journal3.48" stroke14088552350.forged..medium journal3.48" strokeZR1, "LT5", 350 DOHC, 10106122350.forged..large 2.76" journal3.66"stroke, BBC TWO PIECE REAR MAIN OIL SEALS 3.76" STROKE used on '65-'90 Mark IV 366T, 396, 402, 427 or 427T, 6223.396,402,427forged, 1053 steel 7115.396,402,427forged, nitrided, cross-drilled, 5140 steel3804816.396,402,427cast3856223.396forged3863114.4023863144.396,4023874874.396,4023879621.427forged3882841.396forged, cross drilled, nitrided3882842.427forged, cross drilled, nitrided3882847.3882848.3882849.427forged3887114.396forged, nitrided, 5140 steel3904815.396,402cast, nodular iron3941180.3942411.3965746.semi finished, forged3993804.raw, 5140 steel, BBC ONE PIECE REAR MAIN OIL SEAL 3.76" STROKE used on '91-up Gen.V and Gen. VI 366T, 427T, 10114186427Tforged, 1053 steel10114187366Tcast10114189427Tcast, TWO PIECE REAR MAIN OIL SEALS 4.00" STROKE used on '70-90 Mark IV 454 or Mark IV 502, 3520.454forged, cross-drilled, 1053 steel3521.454, 502forged, cross-drilled, 5140 steel3524.454forged7416.454, 502forged, cross-drilled, 1053 steel7463.454forged336782..454cast353039..454cast353638..454359730..4543962523.454forged3963523.4543963524.454forged3967416.454forged3967463.454forged3975945.4543963521.454forged, cross drilled, 5140 steel3965753.semi finished, forged, 5140 steel3975495.4543993878.454forged10051169454forged raw casting, ONE PIECE REAR MAIN OIL SEAL 4.00" STROKE used on '91-up Gen.V and VI 454 or 502, 10114188454cast14097044454,502..forged, 1053 steel, 3732692348forged3.25" stroke3733223348forged3.25" stroke3733226348forged3.25" stroke3741640348forged3.25" stroke3741642348forged3.25" stroke3788072409forged3.50" stroke3795589409forged3.50" stroke3824553348forged3.25" stroke3829027409forged3.50" stroke, 3837466409,427 "Z11"forged3.65" stroke3838416409forged3.50" stroke, CASTING#..SIZEYEARMAIN CAP BOLTS.NOTES, 140029..35080-842330817..40072-802355909..262..75.2355909..30576-792360851..26275-762Monza V-8361979..30577-792 or 4, some Canadian assembled heavy duty blocks have 4-bolt main caps, 366245..35078-794Bowtie366286.4Bowtie, siamesed, straight nodular iron main caps, 2-piece seal, 4.00-4.150" bores, 2.45" main journals. So why did this cam not have a lope to it in the 283, from everything I am reading long . Are you a newbie in dealing with cars and you seem not to know how useful a camshaft is and what is used for? The car came with the two cams you identified above, Stored in cardboard tubes, With the #5054 & date 1971 stamped on tubes. . Only thing is the idle mixture screws have little effect (oh no timing pointer either on order) so cant really tell timing. 2. Required fields are marked *. Learn more about: Cookie Policy, Will a 50 Inch TV Fit in my Car? We have it in internal combustion engines and some electric motor speed controllers. Roller: 202/206 .403"/.415" Hope weve helped you with a little more camshaft knowledge. . Other examples include small block Chevys -12, big block Chevys -11, and 5.0L small block Fords -35. (You must log in or sign up to reply here. In 1975, it was the cam for the 350/145hp, 155hp, 165hp; and 400/175hp. In 1987, he assumed the role of editor for Hot Rod magazine before returning to his first love of writing technical stories. 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. Indestructableforce - 6930 is the last four digits of the cam's casting number, 3896930, which also has a horizontal diamond for the casting symbol. The suffix provides the. In 1969, it was the cam for the 307/200hp; 327/210hp, 235hp; and 350/250hp, 255hp, 300hp. The 3709 lobe is listed as 265 degrees of advertised duration with 212 degrees at 0.050 and 0.328-inch lobe lift. The 3709 lobe is listed as 265 degrees of advertised duration with 212 degrees at 0.050 and .328-inch lobe lift. 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. The LS engine is designated 54 and this number is generally the first two numbers that define the actual cam part number. But this comes at the cost of reduced torque in the middle of the rpm band. It's a 10168588 casting that had the numbers "4.3" cast on the side, too. For instance, the Duntov cam has a GM part number 3736097 but cast into the camshaft is the number 3736098. I purchased a used hydraulic roller camshaft from a friend that was originally used in an LS1 engine. SBC Block Casting Numbers. Casting numbers used on factory 366ci tall deck engines (some used on multiple engines): *ending 328: 1980 through 1991. If you want to know where the intake centerline is located, all you have to do is install the cam in the engine and then degree the cam. Now zero the indicator and turn the engine backward until the dial indicator reads roughly 0.100-inch. can you help me to decode this cam . The next information engraved on the cam was HR 114. Knowing the measurement of a lobe separation angle is another special way of telling the difference between camshafts. You can basically find it in the center of the cam between the lobes. A good camshaft cannot be underrated, so you need it to make your engine function well. A call to Comp at 1-800-999-0853 will probably give you some more details. If we didn't already know this was an LS cam, the first thing we would want to do is determine the engine [], it seems like you can barely write,you need education, I bought pair of cams for my 99 mustang 4.6 i was told they are stage 2 cams but i wanted to be sure before taking old ones off can u please help me identify them will they improve my pony thank u very much sir. One of these cams looks unused and the other at best slightly used. In 1971, it was the cam for the 307/200hp; 350/245hp, 270hp; and 400/255hp. Drivetrain: '95 T56, pro 5.0 shifter, hayes clutch, Stock 10 bolt with 3.42's Step 1 Find the model prefix. My buddy says its a mild cam thats bigger than a stock LS6 version, but he didnt have any more information. side, aluminum1011081091-up350.Gen. 1, 65cc chambers1012092887-953501012532094-96350.Gen.II LT1, cast iron version, used on "9C1" Police package, Impala SS, Cadillac Fleetwood, Buick Roadmaster reverse flow cooling 1012837492-up350.Gen.II LT1, 53cc, angle plug, aluminum, reverse flow cooling, 175/68cc ports10134352Bowtie, 45cc, angle plug, "low" port, 223cc intake port,aluminum, 18' race head10134363NOTE: This casting # has been used in many different versions of this aluminum 18' and 15' Bowtie race head. To Develop Good Eye Habits While Driving You Should? It helps you know the compatibility of the camshaft to the supposed vehicle you want to use it for. GM was looking for a more powerful engine for the CTS-V and ZL1 Camaros. (Yes or No). The ID number will consist of either eight or nine digits; the last four numbers identify the cam and its specific application. 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. i have a 383 chev engine ibought and would like to know what cam is in it. 1995 Chevrolet C1500 5.7L - obd1 - service engine code 32 - replaced map sensor and cleared codes but continues to throw code that map sensor has low voltage. This is the COMPCams equivalent of the Rosetta stone for cam lobes. It means the valve is open at 255 degrees. $799.00 +$36.00 shipping. Chevy V8 Crankshaft Casting Numbers. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! 1954-1955 235 Engine 3835913; 1956-1962 235 Engine 3836848; 1956-1962 261 Engine 3836850 Your email address will not be published. They are the flat tappet and roller camshaft. Hey Keith, we did some quick sleuthing and your cam MAY be for a BBC Marine (boat) motor application thats been discontinued. However, remember what to do after replacing your camshaft sensor in your car to avoid another frustration. Ford Au part no ! I was given a can that has the #s Thanks, Gary in N.Y. P.S. 4226 what kind of camshaft is it. The GM Generation I and Generation II (LT) engine families are both derived from the longstanding Chevrolet small block V8.The Generation III small-block V8 was a "clean sheet" design, which replaced the Gen I and Gen II engine families in 2002 and 1995 respectively.. Like the previous two generations, the Buick and Oldsmobile small blocks, the Gen III/IV can be found in many different brands. A Guide To Ford V8 Engine Block Casting Numbers, 1952-1996. Add the two numbers together and divide by 2. Im looking into a cam to suit small block ford. How to Get a California Drivers License with an Out of State License, Can You Register a Car Online in Florida? Lift of tested lobe could be .300" before wear. With this intake lobe: 0.328 x 1.7 = 0.5576-inch, which COMProunds off to 0.558-inch. The GM tube has the ID number as 3863151 which correlates to a L79 Cam however the stamping at the end is 920883. Their outer look tells the difference. Stamp numbers are engraved by the manufacturers to monitor production and distribution. Chevy V8 SBC Block and Head Casting Numbers. Also there is a Blue dot just under the distributor drive gear. The Chevy part number for that cam is 3896929. All you have to do to determine valve lift is multiply the lobe lift times the rocker ratio. They are not so much of the speeding type. 1014789895-98350.Gen.I crate motor1015955087-953501015955187-953051015955287-953501015955387-953051017438991-94350.LT5, ZR1, DOHC, 32-valve, drvs. ). What Happens When the Turbo Goes on a Diesel? CWC is the casting ID for CWC Textron. Every engine needs a timing device that can control the opening and closing of the intake and exhaust valves. side, aluminum1023990296-up350.Gen.II LT4, aluminum, reverse flow cooling, 195cc port, 54.4cc chamber, angle plug1023990696-up350."Vortec 5700", "L31", 64cc chamber, 170cc intake port, 1.94"/1.5" valves1236771299-up."Fast Burn", aluminum, 210cc intake,port, 2.00/1.55 valves, 62cc chamber1236771399-up."Fast Burn" used on ZZ430 crate motor, aluminum, 210cc intake port, 2.00/1.55 valves, 62cc chamber124800052000..LS1 "GTZ", aluminum, 38cc, 2.125"/1.625" valves, angle plug1248001197-up.Bowtie "SB2.2", aluminum, 2nd version of "SB2", 48cc chambers, "mirror ports", revised valve angles & plug location1250645087-953501250985987-943051251685287-953501252974295-96265.Gen.II, "L99", cast iron1255156196350.Gen.II, "LT1", aluminum1255252097-up305.Vortec, truck1255429094-96350.Gen.II, "LT1", cast iron version, used on "9C1" Police package, Impala SS, Cadillac Fleetwood, Buick Roadmaster reverse flow cooling1255429195-96265.Gen.II, "L99", cast iron1255569096350.Gen.II, "LT4", aluminum1255674399325.Gen.III, 5.3L, aluminum, truck, van1255805997305.Vortec, truck, 1.84"/1.5" valves1255806298350.L31 Vortec, truck, 64cc chambers, 1.94/1.5, 170cc intake port1255880697-98350.Gen.III, "LS1", aluminum, 68cc1255985399-up350.Gen.III, "LS1", aluminum, 68cc1255986299-00.Gen.III, aluminum 4.8/5.3L1255989500-up325.Gen.III, aluminum, Vortec 5.3L1256170601-04.Gen.III, 5.3L, aluminum1256187399-01364.Gen.III, 71cc, iron1256231701-04364.Gen.III, 71cc, aluminum1256424100-up350.Gen.III, "LS1", aluminum, 68cc1256424301-up350/364Gen.III, "LS6", "LS2", aluminum1257203501-04364.Gen.III, 6.0L, aluminum, 71cc1400885679-812671401020182-8530514011034Bowtie, cast iron, 64cc chambers, 184cc port volume, angle plug, "Phase II" head14011049Bowtie, aluminum, 55cc chambers, angle plug, 180cc ports, "Phase 6"1401108355-86350.Crate motor for years indicated.
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