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. This figure is derived by adding the intake center line plus the exhaust center line and dividing by two. 52.01.07 The ID number will consist of either eight or nine digits; the last four numbers identify the cam and its specific application.
Original factory camshaft | Chevy Nova Forum How to Identify an LS Engine - OnAllCylinders There are at least 6 different versions as of 11/99. That gives us our first clue where to look for the rest of the numbers. With over 35 years of experience in automotive machining, you will not find a more trustworthy and reliable source of parts. The engine also had smaller 1-1/8?
(Yes or No). To Develop Good Eye Habits While Driving You Should? The numbers engraved in the body part of the camshaft are called the Stamped number or casting number. If you notice any mistakes or have any additions, use my contact me form and let me know so I can update the list.
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. CWC is the casting ID for CWC Textron. I have Comp Cams camshaft. The numbers are just figures a manufacturer uses to identify their products and to track them sometimes. This is the number of crankshaft degrees of separation between the intake and exhaust lobe center lines. They are not so much of the speeding type. 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. But this comes at the cost of reduced torque in the middle of the rpm band. So why did this cam not have a lope to it in the 283, from everything I am reading long . intake and 1.72 in. They include: Identifying with your eye. 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. This method requires you to do a few tasks like measuring some diameters and comparing them to the database. Some enthusiasts just compare the opening and closing points of the intake with the cam card but this isnt as reliable as the intake centerline method. Reading a Cam Card: Advance It doesnt add to the function of the camshaft, nor does it play an important role. Chevy . * 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.
Camshafts: GM Performance Motor I tried searching & googling these markings with no luck.
How To Read Engine Block Numbers | Crate Engine Supplies Rear cam bearing journal is etched/engraved Fessler Killer Cams #38 Any info is appreciated. There are two easy ways: 1. no idea) and only pulls about 10psi vac at idle. My buddy says its a mild cam thats bigger than a stock LS6 version, but he didnt have any more information. ** Free Shipping for Engines & Transmissions* Learn More; 0; 888.284.7491 . Answer (1 of 4): Most common specs for an engine would be for example. Thank you, if you can help, send me an e mail and I will send you a picture.
LT1 casting numbers | LS1LT1 Forum 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. Step 1 Find the model prefix.
Camshaft identification | Hot Rod Forum Can I Sell a Car if the Title is not in my Name? E When you purchase through links on our site, we may earn an affiliate commission, which supports our community. JAMSI is a trusted source of automotive engine parts. And there is a CR inscribed as well off the lower left I am partially colorblind so they may be sort of tanish as well. Thanks, Your email address will not be published. Every engine needs a timing device that can control the opening and closing of the intake and exhaust valves. In 1973, it was the cam for the 307/115hp; 350/145hp, 175hp, 190hp; and 400/150hp.
Ask Away! with Jeff Smith: How to Decode a COMP Cams Camshaft The first two numbers are the degrees of opening being 210 for the intake and 218 degrees for the exhaust given normally at .050 inch of lift.
SMALL-BLOCK CAMSHAFTS AND COMPONENTS - Chevrolet Personally, I would trash the cam and go buy a new cam and lifter set that you know what the grind is. There are other camshafts that can be viewed in this category, they include: SOHC means simple overhead cam. Im looking into a cam to suit small block ford.
Chevy V8 Engine Crankshaft Casting Numbers List - Mortec 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. If the number was 110 degrees, this would increase the amount of overlap. Can you guys help me pick a cam and fix my combo? The cam is in very good used condition and will likely be reused. engine P/N 10185058. We found it under the heading of Xtreme RPM for LS1 lobes, Hi Lift. side, aluminum1010617990350.LT5, ZR1, DOHC, 32-valve, drvs. The ID number will consist of either eight or nine digits; the last four numbers identify the cam and its specific application. Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. Each number has a meaning and an interpretation. One thing I"m trying to figure out is if the orig cam is still in the car. ). 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. It's real easy to spot if the heads are off because of the small 3.74" bore. 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. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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. I actually went through several lists and made some corrections before making this list. The specs on that cam are: (read int lift, ehx lift, int duration, exh duration, rocker ratio). In 1970, it was the cam for the 307/200hp; 350/250hp, 300hp; and 400/265hp. If we didnt already know this was an LS cam, the first thing we would want to do is determine the engine family. 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. 330864..68-84ovalOPEN396, 402, 366T, 427T, 454 Truck330865..68-84ovalOPEN396, 402, 366T, 427T, 454 Truck330866..68-78ovalOPEN366T, 427T330867..68-73ovalOPEN427T336765..68-78ovalOPEN427T336768..73-76ovalOPEN427T336781..73-85ovalOPEN454, 118cc chamber, 256/114cc ports343771..68-86ovalOPEN366T, 427T, 454343772..68-86ovalOPEN366T, 427T, 454343783..70-76ovalOPEN454 Truck346236..75-87ovalOPEN454, 120cc chamber, 225/116cc ports352625..70-76ovalOPEN454 Truck353049..73-84ovalOPEN454, 122cc chamber, 255/119cc ports366765..74-78ovalOPEN427T473328..68-69ovalOPEN366T3856206.65-66oval..CLOSED..396, 97cc chamber3856208.65rect..CLOSED..396/425hp, 109cc chamber 396/375hp "Z-16" Chevelle3856213.66-82oval..CLOSED..366T, 427T3856260.68oval..CLOSED..396 Truck3872702.65-66oval..CLOSED..396, 427, 98cc chamber3873858.65-67rect..CLOSED..396, 427, 109cc chamber3876875.77-85ovalOPEN427T3904390.67oval..CLOSED..396, 427, 98cc chamber3904391.67rect..CLOSED..396, 427, 107cc chamber3904392.67rect..CLOSED..427, Aluminum, L88, L89, 107cc chamber3904393.68-76ovalOPEN366T3908952.67ovalOPEN427, "M.Truck", Marine3909802.67oval..CLOSED..396, 427, 101cc chamber3917215.67-68oval..CLOSED..396, 427, 101cc chamber3917219.68-85ovalOPEN366T, 427T3919840.67-69rect..CLOSED..396, 427,107cc chamber3919842.68-69rect..CLOSED..396, 427, Aluminum L88, L89, 107cc chamber3931063.68-69oval..CLOSED..396, 402, 427, 101cc chamber3933148.69-84ovalOPEN'69 396/265hp, 366T, 427T, 112cc chamber3933149.68-76ovalOPEN427T, 122cc chamber3935401.68-76ovalOPEN427T3946074.69&71rectOPEN'69 427 L88, ZL1, Aluminum, 118cc chamber '71 454 LS6, "round exhaust port"3964290.69-70oval..CLOSED..396, 402, 427, 454, 101cc chamber Large or small hex spark plugs used3964291.69-72rect..CLOSED..396, 402, 427, 454, 109cc chamber, Large or small hex spark plugs used, crate motor usage in years after 1970.3965198.68-69oval..CLOSED..396 Truck3975950.68-70ovalOPEN396, 402 Truck, 366T, 427T3986133.68-85ovalOPEN366T, 427T, 454 Truck3986135.69-73ovalOPEN366T, 427T3986136.68-84ovalOPEN366T, 427T, 454 Truck3993820.71ovalOPEN402, 113cc chamber, 255/114 ports3993820.71-84ovalOPEN454 Passenger and Trucks, 113cc chamber, 255/114 ports3994026.71rectOPEN454 LS6, 118cc chamber3999241.72ovalOPEN402, 454, 113cc chamber, 6272292.70-78ovalOPEN402, 4546272990.70-uprectOPEN454 service replacement, used on some MKIV crate engines, 118cc chamber10045427..rect.Pontiac/Chevy Aluminum, 91cc chamber Large Port, race10049875..rect.Pontiac/Chevy Aluminum Small port, race10051128..rect.Bowtie, Aluminum 72cc chambers Symmetrical ports10051129..rect.Bowtie, Aluminum "raw" casting, Symmetrical ports10052902..ovalOPENMkIV, 427T1010114091-upoval..CLOSED..Gen.V 366T, 427T1011415691-upovalOPENGen.V & VI 454, 118cc chamber1014127996-upoval..CLOSED.."Vortec 7400", 100cc chambers1048705277-90ovalOPEN366T1236339196-upovalOPENBowtie, Aluminum, Signature Series, fits MKIV, Gen.V, Gen.VI, 110cc chamber1236340196-uprectOPENBowtie, Aluminum, Signature Series, fits MKIV, Gen.V, Gen.VI, 118cc chamber1255816201-upoval..CLOSED..Gen.VII,"Vortec 8100", 8.1L, 496, truck1256024198-upoval..CLOSED.."Vortec 7400", 100cc chambers1256293291-95ovalOPENGen.V, truck crate motor, 118cc chambers1256293391-95ovalOPENGen.V, 118cc chambers1256293400-uprectOPENGen.VI 502 Marine1401107769-uprectOPENAluminum, fits MKIV, "C-port" 118cc chamber, also sold as a "solid" head1404486184-96rect.Bowtie, Aluminum, MkIV, "raised runners", 1st design, 105cc chamber1404486196-uprect.Bowtie, Aluminum, Signature Series, fits MKIV, Gen.V, Gen.VI "raised runners", 2nd design, 115cc chamber1404486184-96rect.Bowtie, Aluminum, MkIV "raw" casting of "861" MKIV 1st design1408104578-87ovalOPEN4541408105285-87ovalOPEN366T, 427T, 454 Truck, Marked "HiPerf"1409235986-90ovalOPEN366T, 427T, Marked "HiPerf"1409236086-90ovalOPEN454 Truck, "peanut" round ports1409618870-71rectOPEN454 service replacement, also used on later Mark IV LS-6, LS-7 and 454 HO crate motors, 116cc chamber1409708891-uprectOPENGen.V 454/502 HO, 118cc chamber2450258597rect.Olds/Chevy, DRCE 2, Pro Stock aluminum, for blocks w/4.900" bore spacing2553440404rect.Olds/Chevy, DRCE 3, Pro Stock, aluminum, for blocks with 4.900" bore spacing, Oval includes both "peanut" (also called "round") ports and large oval ports, Copyright EngineRepairShop.com 2011-2023 Privacy Policy Disclaimer. Car AC Compressor Not Turning On (Causes and Quick Fix). I have this small block chevy the guy says is a 418 strocker a lifter lifted off at the track but now im looking at the cam and all it has on it is a S then another set of numbers is CH2 ..its a roller set up lifter ar comp cams and so is the rockers but i have no cam spec with car when i got it so im lost . by Greenlight Mon Nov 10, 2014 6:56 pm. CAM 6964 1969 CAMSHAFT ID. It's a 10168588 casting that had the numbers "4.3" cast on the side, too. (See below.) can you help me to decode this cam . Casting numbers used on factory 366ci tall deck engines (some used on multiple engines): *ending 328: 1980 through 1991. 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 7661-11 is a serial number specific to that camshaft only. I have more than 4 Camaro's am I Addicted? At one time they supplied 85% of the blanks in the world. In 1987, he assumed the role of editor for Hot Rod magazine before returning to his first love of writing technical stories. It is typically located in the center of the cam between the lobes. 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. Step 2 Find the profile or grind number.
Chevy Block Casting Numbers: Full List and Lookup - Chevy Geek - AFE We compared these specs to the catalog and because there is no list number on the end of the cam, we will assume this was a custom-ground camshaft. We found it under the heading of Xtreme RPM for LS1 lobes, Hi Lift.
How to Identify Unknown Camshaft in 2022 (3 Best Methods) Once we found the hydraulic roller section, the first column lists each lobe by number.
How to Identify a Chevy Cam | It Still Runs A stamp is not a functioning part of a camshaft. Is there any way anyone could hp me out? Compare Related Articles. SBC Block Casting Numbers. All of these applications had the same specs as the initial 1967 application. Show entries Search: Showing 1 to 10 of 46 entries Previous Next Big Block Crankshaft Casting Numbers Lookup This will give you the intake centerline. Can Jumpstarting a Car Damage the Alternator? Why are Volkswagen Oil Changes so Expensive? You can basically find it in the center of the cam between the lobes. No smoke, but I have not checked compression yet. Check this castingcarefully to determine which features it may have. 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 .
Crower's cam specifications and printable cam card finder Gen III/IV LS Engine ID Guide - Speedway Motors This is a job for professionals and the mechanically-inclined. They appear to be a rock arms with a small diameter. A forum community dedicated to 1st generation Chevy Camaros owners and enthusiasts. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. This is a COMP Cams timing card. These markings will usually be in the center of the camshaft, obviously in between the valve lobes. A native of New Haven, Conn., Floyd Drake III began writing in 1984. Apr 13, 2014 Yeah, it has CR 760 stamped on the back, and then a date under it. Their outer look tells the difference. It's a used cam and it has this barcode on it. Any way to to determine the type of cam from the outside? It's for a 99-04 truck. The 4 digit ID on the camshaft core is 1529, which if correct I believe is for a 327 engine. 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. A good camshaft cannot be underrated, so you need it to make your engine function well. Terms of Service. Locate the ID number on the camshaft. For as simple as this product appears, it is actually a very complicated piece of engineering if you study it closely. There are 3 different ways to select your camshaft tightly. Learn more about: Cookie Policy, Will a 50 Inch TV Fit in my Car? Small Block Casting numbers Use these casting numbers to identify the exhaust manifolds you have. 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.
Camshaft Identification help | NastyZ28.com 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. That gives us our first clue where to look for the rest of the numbers. Learn how your comment data is processed. DOHC is a production to improve the volumetric of the internal combustion engine in which it has more power than a simple overhead cam. Chevy V8 Crankshaft Casting Numbers. Chevy V8 Casting Number Locations. Does OnStar Keep Location History? The end of the cam is stamped 3709/3711 HR 114 followed by CC and 7661-11. Jeff Smith has had a passion for cars since he began working at his grandfather's gas station at the age 10. 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.
Crawford County Kansas Police Scanner,
Who Is April Ofrah And Why Is She Important?,
The Duchess Of Duke Street,
Is Propel Zero Sugar Good For You,
Articles G