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In 1973, it was the cam for the 307/115hp; 350/145hp, 175hp, 190hp; and 400/150hp. 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. The specs you have listed above for that 115835 part number is correct, the L/S is 109* instead of 110*. Thanks for any info I Think its a crane cam but I cant match the stamped numbers anywhere. Run-out on. The model prefix is the first part of the camshaft number, and it describes the vehicle that the camshaft is meant for. CAMSHAFT SPECIFICATIONS Part No. The chevy part number for that cam is 3896929. 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 document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. You can also use an analog system to identify unknown camshafts. They appear to be a rock arms with a small diameter. 0967 is the last four digits of the GM part number. To avoid spinning, roller lifters are lifted together. Old school Comp 9000 Mallory Distributor and coil. In 1975, it was the cam for the 350/145hp, 155hp, 165hp; and 400/175hp. 4009f/4024f 68553-06. Carb number is stamped in this location as well as on an identification tag held on with one of the air . 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. Looking for 4311-4314-r106 Q 7388-04 CAN ANYONE TELL ME WHERE I CAN LOOK THE SPECS UP! Manufacturer Part Number. In 1972, it was the cam for the 307/130hp; and an optional cam for the 350/165hp, 175hp, 200hp; and 400/170hp. 14088552 Leave a comment at the end of this post if you cannot find the information you want. Four or six-cylinder can be attached to the valves. Other examples include small block Chevys -12, big block Chevys -11, and 5.0L small block Fords -35. Are you a newbie in dealing with cars and you seem not to know how useful a camshaft is and what is used for? 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 ? For instance, if you have numbers like 266H04, the last two digits are the numbers used to show the measurement of the lobes. It is typically located in the center of the cam between the lobes. How does this compare to the 69 dz 30/30/ cam? How Long Does it Take to Replace a Catalytic Converter? A pushrod is a metal tube constructed to transfer the valve motion of a lifter riding on the camshaft directly to the value. intake and 1.72 in. Step 3 Match the number to a Chevrolet camshaft part number listing. Below is some reference data for cylinder head casting numbers with valve sizes, years used, etc. This number should be on your camshaft, followed by a number of degrees. 1 BTC 42 ABC 223 30 BTC 80 ABC 290 .298 .447 114 1.5 HYD EXH. 1014789895-98350.Gen.I crate motor1015955087-953501015955187-953051015955287-953501015955387-953051017438991-94350.LT5, ZR1, DOHC, 32-valve, drvs. To Develop Good Eye Habits While Driving You Should? Understanding Cam Design. Crane makes Blueprint camshafts for almost, if not, every GM, Ford, Mopar engine from the sixties and seventies. Now zero the indicator and turn the engine backward until the dial indicator reads roughly 0.100-inch. Required fields are marked *. The numbers are just figures a manufacturer uses to identify their products and to track them sometimes. In the catalog, you will see the cams listed by configuration starting with flat tappet hydraulics and then hydraulic rollerswhich is what we want. 285/300hp, 64cc chambers, 1.94"/1.5" valves1401441580-85267/3051401441680-86305.1.84"/1.5" valves, 58cc chambers1401444080305.1.84"/1.5" valves1401982180-863501401992479-812671401992680-863501401051680-86350140205178035014020555813051402055681350140220568535014022206803501402230180-863051402260180-86267/3051.72"/1.5" or 1.84"/1.5" valves, 53cc chambers1402280180-8630514024816..350.76cc chambers, 1.94/1.5 valves, Gen.I crate motors1403480678-822671403480778-863051403480880-863501403480896-up350.76cc chambers, 1.94"/1.5" valves, Gen.I Goodwrench crate motors1403481080-86350.Truck1403481180-86350.Truck1403912181-86305.Truck1403912281-86305.Truck1407111480-863501407538180-86350.Truck14079261863501408584480-86350.Truck140859638635014088526..350.Gen.II, LT1, aluminum1408911986-883501409409386-883501409621780-96350.Crate motor, 285hp/300hp, 64cc chambers, 72' or 90' center intake manifold bolt angles1410108187-953051410108387-up350.Gen.I, also used on crate motors, 285 or 300 hp, 64cc chambers, 72' center manifold bolt angles1410112886-87350.Aluminum, 58cc, angle plug1410218787-91305.1.84"/1.5" valves1410219187-up3501410219387-up350.1.94"/1.5" valves22542525Dart/Olds/Chevy aluminum, 14'or 17' race head.2450255996-97.Bowtie, "SB2", 1st version, "mirror ports", aluminum, 196cc port, CNC version 280cc port, 38cc chamber25500141Buick/Chevy aluminum, 10' race head, 42cc chambers, symmetrical ports, 235cc intake port volumes, 2.1"/1.625" valves25534351C..04-up.Gen.I Bowtie, cast iron Vortec head, 175/65cc ports, 2.00/1.55 valves, "small port head"25534371C..04-up.Gen.I Bowtie, cast iron Vortec head, 206/77cc ports, 2.00/1.55 valves, "large port head"3341736990-up350.Gen.I Goodwrench crate motor,"Hecho en Mexico", 76cc, 0-3267114-bolt, Alum., CanAm, 4.44" bores, steel cylinder liners340220..427T68-854-bolt345014..454.70-86346236..454.75-762-bolt359070..454.70-90361959..454.73-902 or 4 bolt364776..427T68-854-bolt364779..366T68-904-bolt399204..509.70-714-bolt, Alum., CanAm, 4.5" bores, steel Cylinder liners399293..366T77-784-bolt473478..427T77-904-bolt495102..4-bolt, Alum., CanAm, 4.5" bores3782870.427T68-764-bolt3824553.366T66-674-bolt3855961.396.65-662 or 4 bolt3855961.427.662-bolt3855962.396.65-664-bolt3855977.366T66-734-bolt3869942.427.66-672 or 4 bolt3902406.396.672 or 4 bolt3904351.427.672 or 4 bolt3904354.366T66-764-bolt3916319.366T684-bolt3916321.427.682 or 4 bolt3916323.396.682 or 4 bolt3925521.427T68-854-bolt3935439.427.68-692 or 4 bolt3935440.396.68-692 or 4 bolt3937724.366T68-854-bolt3937726.427T68-844-bolt3946052.427.694-bolt, Alum. I was pretty careful with the float settings etc and it fired right up when put back on! Chevy V8 Crankshaft Casting Numbers. The pushrods cam stays above the cylinder, which is always above the combustion chamber. 366298.4Bowtie, Aluminum, billet main caps, 3.398" bore with sleeves, two piece rear main seal. It is a mode of identification used by manufacturers. Melling listings include OEM applications to match the engine requirements desired including horsepower, economy and needed engine torque. Quick View. First Generation Camaro Info and Tech - 1967-1969. Analog system. In 1973, it was the cam for the 307/115hp; 350/145hp, 175hp, 190hp; and 400/150hp. Rear cam bearing journal is etched/engraved Fessler Killer Cams #38 Any info is appreciated. 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. I'll post up a pic as well. Smith began writing for Car Craft magazine in 1979 and became editor in 1984. Good Day: It doesn't indicate a different cam or an earlier or later version. They include: Identifying with your eye. Thank, Ray. In 1971, it was the cam for the 307/200hp; 350/245hp, 270hp; and 400/255hp. 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. 210/218 at 0.551/0.556 at 113 degrees . CAM 6964 1969 CAMSHAFT ID. 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. many years ago! CAM 6930 1967 CAMSHAFT ID. Less overlap generally produces a more stable idle while more overlap makes the idle lumpier. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. I was given a can that has the #s The next two numbers are the valve lift of . 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. Remove the camshaft from the engine if necessary. Step 1 Find the model prefix. 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. The numbers on it are, 3734R/3377R, HR13, I 3996-06. . The exhaust number also comes through some time, maybe if you see digits like 266/288; the second shows the exhaust number. Reading a Cam Card: Advance 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. In 1998, head c/n 24575507 arrived with a heart-shaped combustion chamber against a D shape. The "2182" Casting number identifies this camshaft as GM part number 3972182. Does OnStar Keep Location History? Stamp numbers are engraved by the manufacturers to monitor production and distribution. On other cams Ive looked at, they just list the part number which is easy to look up, but this cam has a bunch of numbers I dont recognize. The car has all orig drive train, Except for fuel injection and headers. In 1974, it was the cam for the 350/145hp, 185hp, 195hp; and 400/150hp, 180hp. This figure is derived by adding the intake center line plus the exhaust center line and dividing by two. Apr 19, 2020 Just to be clear, are those the numbers on the face of the cam behind the timing gear? A 'VE Table' is one of two methods used to control fuel delivery, typically the secondary method with the primary being a MAF (Mass Airflow Sensor). 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. $850.12. The easiest way to get the best is to check the numbers in between the lobes or boxes. 586 FM13 216 00L 1991 Z28 Engine: '94 355 LT1, GM hot cam, 1.6 RR's, Ported Heads, Dyno Don's headers, #30 SVO injectors, stock internals with skirted pistons. By visual inspection. It's a 10168588 casting that had the numbers "4.3" cast on the side, too. 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. i have some stamps on the cam that i can see EP236 and CWC can these be used to idetify the cam. . The ID number will consist of either eight or nine digits; the last four numbers identify the cam and its specific application. 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. I can't help you in regards to who actually did the final grinding. The 8th digit of the VIN. Jeff Smith: First of all, the CC refers to COMP Cams. His work has appeared in the "New Haven Register," Medford's "Mail-Tribune" and the "Ashland Daily Tidings." Once we found the hydraulic roller section, the first column lists each lobe by number. (Yes or No). If you are confused as to which cam you should buy for your beast, Crane has you covered. Privacy Policy. The first three-digit number shows the average duration time of the lobes. side, aluminum1022512295350.LT5, ZR1, DOHC, 32-valve, pass. You can make a sure bet by just selecting randomly but your engine life will be in big problem. I have more than 4 Camaro's am I Addicted? That gives us our first clue where to look for the rest of the numbers. side, aluminum1017439091-95350.LT5, ZR1, DOHC, 32-valve, pass. I hope it helps you identify the Chevrolet engine parts you are working on. A stamp is not a functioning part of a camshaft. Learn how your comment data is processed. 25-12. Step 2 Find the profile or grind number. The numbers engraved in the body part of the camshaft are called the Stamped number or casting number. . however, depending on how you want to look at it. The engine needs to function by opening the valve with the help of the camshaft. Discussion in 'The Hokey Ass Message Board' started by indestructableforce, Nov 13, 2012. Retired GM employee, John Hinckley, an NCRS Master Judge, explains the one number . Vortec truck, Gen.I crate motors and ZZ4, roller cam, one piece rear seal: 12550592 : 97-up : 350 : crossbolted block, Gen.III, LS1, aluminum: Any advice? COMP Cams 12-600-4 Thumpr Cam, Small Block Chevy, 2000-5800 RPM. The 7661-11 is a serial number specific to that camshaft only. The specs on that cam are: (read int lift, ehx lift, int duration, exh duration, rocker ratio). The specs on that cam are: (read int lift, ehx lift, int duration, exh duration, rocker ratio). When referring to LSAs, the larger the number, the more degrees of separation between the intake and exhaust lobes. The greater number of degrees means there is less overlap between the intake and exhaust lobes. On the shaft the #'s 1539 are stamped in one spot, and CWC is stamped in another spot. The recall affects several models of heavy duty Chevrolet Silverados and GMC Sierras with optional engine block heaters. The end of the cam is stamped 3709/3711 HR 114 followed by CC and 7661-11. In 1967, it was the cam for the 283/195hp; 327/210hp, 275hp, 300hp; and 350/295hp. This advances the intake centerline by that number of degrees. 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. Thank you ,This has been very helpful. Information is premium and can save you from errors and spending excessively. This is the number of crankshaft degrees of separation between the intake and exhaust lobe center lines. (Advanced five degrees; use spring P/N 3970627.) How Long to Drive After Reset Computer to Pass Emission Test? Small Block Casting numbers Big Block Crankshaft Cylinder Head ID Use these casting numbers to identify the heads you have. In 1971, it was the cam for the 307/200hp; 350/245hp, 270hp; and 400/255hp. That gives us our first clue where to look for the rest of the numbers. The 3709 lobe is listed as 265 degrees of advertised duration with 212 degrees at 0.050 and .328-inch lobe lift.