Stamped numbers are 529506 and 031531. If I rotate the camshaft the other side has markings of AO, D14. 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. Chevy V8 SBC Block and Head Casting Numbers. Come join the discussion about performance, builds, restoration, modifications, classifieds, troubleshooting, reviews, and more! 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. If you notice any mistakes or have any additions, use my contact me form and let me know so I can update the list. How to Catch Someone Putting Nails in Your Tires (5 Best Ways), Method 2: You can Identify with Stamp Numbers, what to do after replacing your camshaft sensor in your car. 1991 and later Gen.V, VI and VII production BBC motors have one-piece rear main crank seals. Old school Comp 9000 Mallory Distributor and coil. In 1974, it was the cam for the 350/145hp, 185hp, 195hp; and 400/150hp, 180hp. And there is a CR inscribed as well off the lower left Only thing is the idle mixture screws have little effect (oh no timing pointer either on order) so cant really tell timing. Anyone have any idea what make and specs are of this cam? 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. To obtain specifications on a Crower cam please enter the part number (00242, 15210, etc) or custom work order number (E23456, A7890, etc) located on the end of the camshaft. 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. For as simple as this product appears, it is actually a very complicated piece of engineering if you study it closely. 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. Chevy V8 Crankshaft Casting Numbers. GEN III vs GEN IV. How Long to Drive After Reset Computer to Pass Emission Test? In 1974, it was the cam for the 350/145hp, 185hp, 195hp; and 400/150hp, 180hp. To be sincere, flat tappet just owns the name flat. Can You Register a Car with a Bill of Sale and No Title? back of cam has 660 371079 front of cam has s42008L, i have a 572 hemi and i am in the process of pulling the cam but the harmonic damper is being a pain . In 1972, it was the cam for the 307/130hp; and an optional cam for the 350/165hp, 175hp, 200hp; and 400/170hp. Personally, I would trash the cam and go buy a new cam and lifter set that you know what the grind is. A roller camshaft has the valve opened faster and remains at a higher lift for a certain time; it allows more airflow and more power, which reduces wear. 2. Check this castingcarefully to determine which features it may have. 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. The markings on end of cam is 300C6 and X6733. In 1970, it was the cam for the 307/200hp; 350/250hp, 300hp; and 400/265hp. The numbers are just figures a manufacturer uses to identify their products and to track them sometimes. Learn more about: Cookie Policy, Will a 50 Inch TV Fit in my Car? I was pretty careful with the float settings etc and it fired right up when put back on! No smoke, but I have not checked compression yet. 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.numbers on cam end are z102 and also 14p. CAMSHAFT SPECIFICATIONS Part No. . It is typically located in the center of the cam between the lobes. His work has appeared in the "New Haven Register," Medford's "Mail-Tribune" and the "Ashland Daily Tidings." Crane makes Blueprint camshafts for almost, if not, every GM, Ford, Mopar engine from the sixties and seventies. The "2182" Casting number identifies this camshaft as GM part number 3972182. Now turn the engine clockwise and stop at 0.050 on the opening side of max lift and record the degree wheel reading. I suspect you have . 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. (396 BBC), Is this enough information to get the specs on this cam? The specs you have listed above for that 115835 part number is correct, the L/S is 109* instead of 110*. Quick View. The cam is in very good used condition and will likely be reused. Can you tell me the specs on this cam from these numbers? The next information engraved on the cam was HR 114. These numbers only describe the functions or tell the specifics of each product. Their outer look tells the difference. We would like to thank everyone that has contributed to the data provided on this site. Understanding Cam Design. Thank you ,This has been very helpful. In this case: 108 + 116 = 224 degrees / 2 = 112 degrees. Less overlap generally produces a more stable idle while more overlap makes the idle lumpier. There are at least 6 different versions as of 11/99. SMALL-BLOCK CAMSHAFTS AND COMPONENTS 3896962 Hydraulic flat tappet Duration @ .050" Lift (deg): I: 222 / E: 222 Maximum Lift (in) w/1.5 rocker*: I: .450 / E: .460 Lobe Centerline (deg): 114 Used in 350-/290-HP crate engine 24502476 Hydraulic flat tappet Duration @ .050" Lift (deg): I: 212 / E: 222 Maximum Lift (in) w/1.5 rocker*: I: .435 / E: .460 .390 .410 310 320 1.50 In 1968, it was the cam for the 307/200hp; 327/210hp, 250hp, 275hp, 300hp; and 350/295hp. A stamp is not a functioning part of a camshaft. It's real easy to spot if the heads are off because of the small 3.74" bore. Camshafts are identified by (usually) the last 4 digits of the part number and a casting symbol. The specs on that cam are: (read int lift, ehx lift, int duration, exh duration, rocker ratio). For instance, the number for a Toyota 3SGE would be CS 3SGE. I bought a 34 Ford pickup with a 302 installed. 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. The first three-digit number shows the average duration time of the lobes. Anyone know whos cam this is. 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. COMP Cams 12-600-4 Thumpr Cam, Small Block Chevy, 2000-5800 RPM. The pushrods cam stays above the cylinder, which is always above the combustion chamber. Now zero the indicator and turn the engine backward until the dial indicator reads roughly 0.100-inch. Rear cam bearing journal is etched/engraved Fessler Killer Cams #38 Any info is appreciated. How Long Does it Take to Replace a Catalytic Converter? It helps you know the compatibility of the camshaft to the supposed vehicle you want to use it for. GM is recalling seven. 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: In 1975, it was the cam for the 350/145hp, 155hp, 165hp; and 400/175hp. were used. Crankshaft Identification Use these casting numbers to identify the crankshaft you have. The Fora platform includes forum software by XenForo. This hydraulic flat tappet "454" is a good street high-performance and marine cam used in the Gen V 454 H.O. Camshafts come in a wide array of variations, and Chevrolet has a range of camshafts for different applications, engine sizes and performance specs. CAM 6964 1969 CAMSHAFT ID. If you are looking for the actual Chevy engine codes that are stamped into the block during assembly, Nasty Z-28.com has an excellent block stamping number decoder. Small Block Chevy Factory Camshafts . It doesn't indicate a different cam or an earlier or later version. $850.12. There are other camshafts that can be viewed in this category, they include: SOHC means simple overhead cam. 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 . That gives us our first clue where to look for the rest of the numbers. How to Start a Car with a Blown Head Gasket (Explained). If you are confused as to which cam you should buy for your beast, Crane has you covered. Any help much appreciated. Inc. Lee's Summit MO. Can You Register a Car in a Different Name than on the Title? Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! A forum community dedicated to 1st generation Chevy Camaros owners and enthusiasts. Switching to Synthetic Oil After 100k Miles: Pros and Cons. Ford Au part no ! We have it in internal combustion engines and some electric motor speed controllers. Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. The lobes are also listed with various theoretical valve liftsthe one were interested in would be the LS1s 1.7:1 rocker ratio that delivers 0.558-inch of lift. If you have ever heard that the new style 235 gets better compression numbers with an "848" Head, look for the last three numbers of that Casting Number. Chevy Intake Manifolds 4270 H11 then letters CC vertically, then CB6554 can you tell me the specs on this cam? 10186060 Hydraulic Flat Tappet "454". CAST3736098. Learn how your comment data is processed. The greater number of degrees means there is less overlap between the intake and exhaust lobes. The numbers on it are, 3734R/3377R, HR13, I 3996-06. 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. Trying to find the specs on this camshaft. In 1969, it was the cam for the 307/200hp; 327/210hp, 235hp; and 350/250hp, 255hp, 300hp. Jeff Smith: First of all, the CC refers to COMP Cams. The easiest way to tell the difference is to check the 8th digit of the Vehicle Identification Number (VIN) on the original vehicle. eBay Product ID (ePID) 2320190292. While a simple call to the COMP Cams CAM HELP tech line (1-800-999-0853) and short discussion with one of the highly informed tech line personnel will always get you the right answers, having a little personal knowledge on the topic is always a good idea. We found it under the heading of Xtreme RPM for LS1 lobes, Hi Lift. If you happen to misplace your card, most cam companies now list all off-the-shelf cam cards on their website that you can easily print out. by Greenlight Mon Nov 10, 2014 6:56 pm. How does this compare to the 69 dz 30/30/ cam? If we didnt already know this was an LS cam, the first thing we would want to do is determine the engine family. (Yes or No), Will Hub Centric Rings Stop Vibration? Also a great fitting cam for the earlier 302 or 327 Solid lifter Hi-Po motors used by Corvette, Nova or Camaro. diameter I tried searching & googling these markings with no luck. (See below.) Show More Show Less. (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. The only stamped markings on the front are 951758. E First Generation Camaro Info and Tech - 1967-1969. $510.45. For a better experience, please enable JavaScript in your browser before proceeding. Only show this user. This advances the intake centerline by that number of degrees. Hey. In 1972, it was the cam for the 307/130hp; and an optional cam for the 350/165hp, 175hp, 200hp; and 400/170hp. 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. Analog system. The 3709 lobe is listed as 265 degrees of advertised duration with 212 degrees at 0.050 and .328-inch lobe lift. $426.78. It models the airflow for the computer to calculate fuel. In 1969, it was the cam for the 307/200hp; 327/210hp, 235hp; and 350/250hp, 255hp, 300hp. Small Block Crankshaft Casting Numbers Lookup Type your crankshaft casting number in the SEARCH BOX below. You can also use an analog system to identify unknown camshafts. It is an eight or nine-digit number. 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. Privacy Policy. . The EP1 (not EPI) indicates that it was cast for Engine Power Components. 52.01.07 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 3709 lobe is listed as 265 degrees of advertised duration with 212 degrees at 0.050 and 0.328-inch lobe lift. i have a 383 chev engine ibought and would like to know what cam is in it. For a better experience, please enable JavaScript in your browser before proceeding. Chevy V8 BBC Block and Head Casting Numbers. A Guide To Ford V8 Engine Block Casting Numbers, 1952-1996. Contact. Vortec truck, Gen.I crate motors and ZZ4, roller cam, one piece rear seal: 12550592 : 97-up : 350 : crossbolted block, Gen.III, LS1, aluminum: