gm camshaft identification numbers

Once we found the hydraulic roller section, the first column lists each lobe by number. It's a used cam and it has this barcode on it. 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. ** Free Shipping for Engines & Transmissions* Learn More; 0; 888.284.7491 . A Solid Lifter Camshaft for 1970 1971 and 1972 Camaro Z28 or Corvette with the 350 LT1 Small Block Motor. It means the valve is open at 255 degrees. Their outer look tells the difference. The 7661-11 is a serial number specific to that camshaft only. Vortec truck, Gen.I crate motors and ZZ4, roller cam, one piece rear seal: 12550592 : 97-up : 350 : crossbolted block, Gen.III, LS1, aluminum: Grind numbers are HR 224/339. The suffix provides the. For instance, the number for a Toyota 3SGE would be CS 3SGE. 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. $426.78. COMPCams uses two-number designations for all its engine families. COMP Cams 12-600-4 Thumpr Cam, Small Block Chevy, 2000-5800 RPM. How to Get a California Drivers License with an Out of State License, Can You Register a Car Online in Florida? We found it under the heading of Xtreme RPM for LS1 lobes, Hi Lift. Installing a Timing Belt on Ford Ranger chevrolet image by Eduard Shelesnjak from, Copyright 2023 Leaf Group Ltd. / Leaf Group Media. Canadian made ERTEL brand. 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quote you the numbers from the 1964 "Parts and Accessories Catalog" but, be aware that earlier numbers may exist and be superseded by the ones listed in this catalog. In 1971, it was the cam for the 307/200hp; 350/245hp, 270hp; and 400/255hp. $799.00 +$36.00 shipping. The 8.1L FO is 1-8-7-2-6-5-4-3 where a 454/7.4L is 1-8-4-3-6-5-7-2 as seen in Figure 1. Casting numbers used on factory 366ci tall deck engines (some used on multiple engines): *ending 328: 1980 through 1991. Also can i safely run the Xtreme Energy, XR294HR on my 383 Vortec 906 heads and screw studs ? 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. 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. The 8th digit of the VIN. Hey. In 1973, it was the cam for the 307/115hp; 350/145hp, 175hp, 190hp; and 400/150hp. I have this in a recent purchase5.3 cast-iron ls engine numbers are256373-18and 32340135Im at a loss..can you please help Jeff?.cheers dave. Drivetrain: '95 T56, pro 5.0 shifter, hayes clutch, Stock 10 bolt with 3.42's Part Number: Type: DUR @ .050" Lift: C/R: LSA: Usage: 14093643: Hyd. This card reveals the basic information you need to identify, properly install, and degree the camshaft in the engine. Communication Number: ServiceManual Trucks Group36 VehicleElectronicControlUnit(MID144)DiagnosticTrouble Code(DTC),Guide Frombuilddate1.2007 PV776-88948891that a fault has occurred by illumination a malfunction indicator lamp and a message in the driver information display, if equipped. 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. 0967 is the last four digits of the GM part number. On the outside there is a Carter AFB 9637 (625CFM) sitting on an Edelbrock manifold. engine P/N 10185058. The specs on that cam are: (read int lift, ehx lift, int duration, exh duration, rocker ratio). For instance, the Duntov cam has a GM part number 3736097 but cast into the camshaft is the number 3736098. Chevy V8 BBC Block and Head Casting Numbers. Manufacturer Part Number. We have a hint because if a camshaft if ground with no added advance, the intake lobe centerline will be the same number as the LSA114 degrees After Top Dead Center (ATDC). From the distribute drive gear down are the folloing markings: CWC, 06, C14, EP1. The duration at lash point in degrees (intake/exhaust) is 328/324; duration at .050" tappet lift (intake/exhaust) is 220/220; and . They dont add to the function of the camshaft itself. Retired GM employee, John Hinckley, an NCRS Master Judge, explains the one number . Thanks, Mike. I purchased a used hydraulic roller camshaft from a friend that was originally used in an LS1 engine. There are at least 6 different versions as of 11/99. They provide average torque to the valves. I have a Pontiac camshaft with 960938 number on the backside. It's for a 99-04 truck. For a better experience, please enable JavaScript in your browser before proceeding. 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. Personally, I would trash the cam and go buy a new cam and lifter set that you know what the grind is. The LEA is an engine produced by General Motors for a wide variety of compact and midsize vehicles. Chevrolet LS7 Camshaft. Chevy Cam Part Number Location Chevrolet Big Block Camshaft Types Chevrolet installed Three different types of Camshafts on the Big Block Engines. The 3709 lobe is listed as 265 degrees of advertised duration with 212 degrees at 0.050 and 0.328-inch lobe lift. exhaust valves. Thank you ,This has been very helpful. Is there any way anyone could hp me out? Learn how your comment data is processed. This will give you the intake centerline. order on 8.1L big block engines is different than a normal big block. This is an involved process, requiring the removal of the engine's front end. With this intake lobe: 0.328 x 1.7 = 0.5576-inch, which COMProunds off to 0.558-inch. You can also use an analog system to identify unknown camshafts. For as simple as this product appears, it is actually a very complicated piece of engineering if you study it closely. 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. On the home page, we looked for the Information tab and then clicked on Catalogs. News Chevrolet Performance Releases The Impressive L8T As A Crate Engine . Getting a camshaft can be a burden on many car owners; it works well when you have the right one. With over 35 years of experience in automotive machining, you will not find a more trustworthy and reliable source of parts. 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. Compare Related Articles. They minimize friction, which ensures the camshaft contains more power. indestructableforce - 6930 is the last four digits of the cam's casting number, 3896930, which also has a horizontal diamond for the casting symbol. Stamped numbers are 529506 and 031531. The greater number of degrees means there is less overlap between the intake and exhaust lobes. In the catalog, you will see the cams listed by configuration starting with flat tappet hydraulics and then hydraulic rollerswhich is what we want. JavaScript is disabled. Old school Comp 9000 Mallory Distributor and coil. ZL-1, Mark IV3946053.427.97-up4-bolt, Alum. By visual inspection. DOHC is a production to improve the volumetric of the internal combustion engine in which it has more power than a simple overhead cam. can you help me to decode this cam . Then do the same process with the lobe at 0.050 on the closing side. 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. Come join the discussion about performance, builds, restoration, modifications, classifieds, troubleshooting, reviews, and more! This hydraulic flat tappet "454" is a good street high-performance and marine cam used in the Gen V 454 H.O. In 1969, it was the cam for the 307/200hp; 327/210hp, 235hp; and 350/250hp, 255hp, 300hp. The next two numbers are the valve lift of . The Chevrolet small-block engine is a series of gasoline-powered, V-8 automobile engines, produced by the Chevrolet division of General Motors between 1954 and 2003, using the same basic engine block.Referred to as a "small-block" for its size relative to the physically much larger Chevrolet big-block engines, the small block family spanned from 262 cu in (4.3 L) to 400 cu in (6.6 L) in . VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Lift of tested lobe could be .300" before wear. Good Day: We continued down the list until we found the 3709 number, which because it is listed first on the camshaft, is the intake lobe. To Develop Good Eye Habits While Driving You Should? Your camshaft is important; your engine isnt meaningful without the contribution of the Camshaft. Could someone help me identify these cam numbers ? (Advanced five degrees; use spring P/N 3970627.) Small Block Crankshaft Casting Numbers Lookup Type your crankshaft casting number in the SEARCH BOX below. The HR refers to this as a hydraulic roller camshaft while the 114 refers to the lobe separation angle (LSA). The 3709/3711 numbers are references to lobe designs. In 1972, it was the cam for the 307/130hp; and an optional cam for the 350/165hp, 175hp, 200hp; and 400/170hp. My 1968 Camaro Site. How Long Does it Take to Replace a Catalytic Converter? *54-55 passenger W/PG, 56-58 passenger. The engine needs to function by opening the valve with the help of the camshaft. Check this castingcarefully to determine which features it may have. The Fora platform includes forum software by XenForo. To avoid spinning, roller lifters are lifted together. Chevy V8 Crankshaft Casting Numbers. ). 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. You can basically find it in the center of the cam between the lobes. Understanding Cam Design. 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. Step 1 Find the model prefix. Quick View. A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. I have 3.55 geArs and a 3600 stall. After graduating from Iowa State University with a journalism degree in 1978, he combined his two passions: cars and writing. Only show this user. The numbers on it are, 3734R/3377R, HR13, I 3996-06. Carb number is stamped in this location as well as on an identification tag held on with one of the air . Chevy V8 "W" Motor 348-409 Casting Numbers. Because the camshaft orchestrates the entire valve system, your Chevy won't run properly without it. They include: Identifying with your eye. The identification number consists of a seven-to-eight digit code. * 54-55 all 6 cyl except PG, 58 D-D 2 nd design,59 series 3, 60-62 series 10-30,60-61 fleetmaster exc. In 1998, head c/n 24575507 arrived with a heart-shaped combustion chamber against a D shape. 4485B 4391B HR112+4 R (with a line under the R ) then CC and at the bottom G1979-14. Why are Volkswagen Oil Changes so Expensive? I have a 1969 z28 I bought a few years back from a friend who was orig owner. The 3709 lobe is listed as 265 degrees of advertised duration with 212 degrees at 0.050 and .328-inch lobe lift. Show More Show Less. We found it under the heading of Xtreme RPM for LS1 lobes, Hi Lift. On the shaft the #'s 1539 are stamped in one spot, and CWC is stamped in another spot. We have it in internal combustion engines and some electric motor speed controllers. I only put the numbers here that I can prove, so this is a short list. Thanks, Your email address will not be published. 1954-1955 235 Engine 3835913; 1956-1962 235 Engine 3836848; 1956-1962 261 Engine 3836850 The cam is in very good used condition and will likely be reused. Which cam are you refering to that helped your son achieve 11.80? This is a COMP Cams timing card. Chevy V8 Casting Number Locations. 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 pushrods cam stays above the cylinder, which is always above the combustion chamber. The grind number is the ever noted number, far and more recognized than the model number. Looking for 4311-4314-r106 Q 7388-04 CAN ANYONE TELL ME WHERE I CAN LOOK THE SPECS UP! Chevrolet "Stock" LS Camshaft. 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. They make castings for CMC (Camshaft Machine Corp.) and EPC (Engine Power Components) and others. These markings will usually be in the center of the camshaft, obviously in between the valve lobes. Mon to Fri: 8am - 5pm CDT; Gandrud Chevrolet 919 Auto Plaza Dr. Green Bay, WI 54302; Sales: 888.284.7491 performance@gandrud.com; Contact Us; Connect With Us Sept. 2019 Drag-Week Winner - N.Y. Legal Streeter - 1956 Chevy Bel-Air, http://www.msnusers.com/Chrisjunque/shoebox.msnw?action=ShowPhoto&PhotoID=2. (Yes or No). [] Ask Away! Camshafts come in a wide array of variations, and Chevrolet has a range of camshafts for different applications, engine sizes and performance specs. View (5) $203.95 More Info. You can make a sure bet by just selecting randomly but your engine life will be in big problem. A native of New Haven, Conn., Floyd Drake III began writing in 1984. 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 however, depending on how you want to look at it. It doesnt add to the function of the camshaft, nor does it play an important role. One of these cams looks unused and the other at best slightly used. Can a Wheel Speed Sensor Cause Limp Mode? They are not flat, and they are recognized with a slight crown on the face. 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 . CHEVY BIG BLOCK V-8 Crankshaft Casting Numbers BBC TWO PIECE REAR MAIN OIL SEALS 3.76" STROKE used on '65-'90 Mark IV 366T, 396, 402, 427 or 427T 6223396,402,427.forged, 1053 steel 7115396,402,427.forged, nitrided, cross-drilled, 5140 steel 3804816..396,402,427.cast 3856223..396.forged 3863114..402. Hi, I have a cam that trying to figure out the specs on. Do You Get a Ticket in the Mail for Passing a School Bus? Can you guys help me pick a cam and fix my combo? That gives us our first clue where to look for the rest of the numbers. A good understanding of these factors will assist you in making a wise decision. The LS . GEN III vs GEN IV. Each number has a meaning and an interpretation. I was pretty careful with the float settings etc and it fired right up when put back on! (See below.) 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. There are 3 different ways to select your camshaft tightly. Every engine needs a timing device that can control the opening and closing of the intake and exhaust valves. Any way to to determine the type of cam from the outside? CAM 6930 1967 CAMSHAFT ID. Does Your License and Registration Address Have to Match? It has a taper inside the lobe which ensures the lifter can spin. GM 6930 , 6964 and 5054. To decipher these codes, we accessed COMPs website at compcams.com. The exhaust number also comes through some time, maybe if you see digits like 266/288; the second shows the exhaust number. It's real easy to spot if the heads are off because of the small 3.74" bore. the 4.3L LT1 was also referred to as the L99 (not to be confused with the LS variant bearing the same name) **Due to the COVID-19 pandemic a large number of products are on backorder and shipping times are longer then usual. 1991 and later Gen.V, VI and VII production BBC motors have one-piece rear main crank seals. How Long Does it Take for Oil to Drain Back into the Pan? The first three-digit number shows the average duration time of the lobes. 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. That number is actually the casting number of the camshaft, not the part number. Can I Sell a Car if the Title is not in my Name? A Guide To Ford V8 Engine Block Casting Numbers, 1952-1996. And there is a CR inscribed as well off the lower left with Jeff Smith: How to Decode a COMP Cams http://www.onallcylinders.com/Jeff Smith: First of all, the CC refers to COMP Cams. I have a Street Performance comp cam that was purchased in 2007. Speed isnt a problem with a dual camshaft and it increases the engines power. 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 . I have more than 4 Camaro's am I Addicted? At one time they supplied 85% of the blanks in the world. Using stamped numbers and. My grandfather was one of their 1st employees when they started out as Cambell, Wyant, and Cannon back in the early 1900s. Camshafts are stamped by the manufacturers as a means of identification. Crane makes Blueprint camshafts for almost, if not, every GM, Ford, Mopar engine from the sixties and seventies. Four or six-cylinder can be attached to the valves. were used. 10186060 Hydraulic Flat Tappet "454". Match the number to a Chevrolet camshaft part number listing. The specs you have listed above for that 115835 part number is correct, the L/S is 109* instead of 110*. You need the measurement of the diameter to compare with the database or any online store IDs. 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. Your email address will not be published. They include: 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. There following are ways you can tell a difference: As the name implies, these sets of numbers reveal the model of the camshaft. The prefix consists of five digits and explains the date and the location of the Chevy's manufacture. Stamp numbers are engraved by the manufacturers to monitor production and distribution. cam 5054 i am still searching for "Three Rules of Work: Out of clutter find simplicity; From discord find harmony; In the middle of . The last 3 digits of the number of the CASTING is frequently very close but not the same as the PART number of the camshaft assembly. I tried searching & googling these markings with no luck. Run-out on. On this cam card, you will see the LSA is 112 degrees. I dont have any numbers. 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. The next information engraved on the cam was HR 114. This is the COMPCams equivalent of the Rosetta stone for cam lobes. The LS engine is designated 54 and this number is generally the first two numbers that define the actual cam part number. It is a mode of identification used by manufacturers. Privacy Policy. A call to Comp at 1-800-999-0853 will probably give you some more details. side, aluminum1010617990350.LT5, ZR1, DOHC, 32-valve, drvs. Thanks, Gary in N.Y. P.S. We would like to thank everyone that has contributed to the data provided on this site. They appear to be a rock arms with a small diameter. The only thing we dont know from these number is the cams intake centerline. A stamp is not a functioning part of a camshaft. Smith began writing for Car Craft magazine in 1979 and became editor in 1984. However, most cams intended for street use are ground with several degrees of advance. Switching to Synthetic Oil After 100k Miles: Pros and Cons. If you don't have the VIN, you can still identify the engine by visual inspection if you know what to look for. I just rebuilt the carb as it was pretty dirty and leaked at the accel pump. They are widely used and they perform well, which is more affordable than a roller cam. This is a job for professionals and the mechanically-inclined. 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. It is typically located in the center of the cam between the lobes. My buddy says its a mild cam thats bigger than a stock LS6 version, but he didnt have any more information. i have some stamps on the cam that i can see EP236 and CWC can these be used to idetify the cam. (You must log in or sign up to reply here. no idea) and only pulls about 10psi vac at idle. They dont own the name flat, but the lobes of roller camshafts are perfectly flat. Apr 13, 2014 Yeah, it has CR 760 stamped on the back, and then a date under it. When referring to LSAs, the larger the number, the more degrees of separation between the intake and exhaust lobes. In 1973, it was the cam for the 307/115hp; 350/145hp, 175hp, 190hp; and 400/150hp. 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. In 1967, it was the cam for the 283/195hp; 327/210hp, 275hp, 300hp; and 350/295hp. 4226 what kind of camshaft is it. Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. Step 3 Match the number to a Chevrolet camshaft part number listing. Now zero the indicator and turn the engine backward until the dial indicator reads roughly 0.100-inch. Apr 19, 2020 Just to be clear, are those the numbers on the face of the cam behind the timing gear? 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. It doesn't indicate a different cam or an earlier or later version. i have a 383 chev engine ibought and would like to know what cam is in it. 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: 14010280 Small Block V8 1979-1982 267, 2 bolt 14011064 Small Block V8 1983 350, 4 bolt 14011148 Small Block V8 1987-1989 350, roller cam, 1-piece rear seal 14016376 Small Block V8 1979-1982 267, 2 bolt 14016379 Small Block V8 1977-1979 350, 2 bolt or 4 bolt 14016381 Small Block V8 1980-1984 305, 2 bolt 14016382 Small Block V8 1979-1984 305, 2 bolt

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