Some folks use these terms loosely, or will say "numbers correct" or something to that effect. The Engine Block Casting code is one of the best ways to identify a Chevy engine block. Chevy Mechanic: Joe, ASE Certified Technician replied 11 … and see if it matches the vehicle, and if the code signifies Z28 or SS equipment. Could be a DZ 302. All these are identified here. Lastly, in extreme cases, you'll want to verify the numbers stamped onto the component were the ones stamped into it originally and aren't restamped. Small Block Chevy Suffix Codes: HR - TBS. Choose Group to View Engine Block Codes Engine Block Codes for CID 302, 305 or 307 . If you have some information you want to share with us and our visitors, stop by the Forum and leave us a post! We appreciate the support and encouragement we have received from our visitors around the world for the past 20 years. This Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. The Dirt Forum: Small Block Chevy Block Casting Numbers ; Nasty Z28: Small Block Chevy Engine Block Identification ; Tips. 330817. The Engine Block Casting code is one of the best ways to identify a Chevy engine block. CID: Years Used: Used In: 360851: 262: 1974-76: Monza: 3703524: 265: 1955 Don't forget to follow us on Facebook, and if you run a website or write for a blog, please link to our site! V8 codes are stamped on a pad just forward of the right side (passenger) Discussion Starter • #1 • Aug 23, 2008. "Numbers Matching" Ask Your Own Chevy Question. General Decoding Information >>See ad 400hp small block chevy 350. VIN code format Example: 13N100001 Search your casting number. CKH code was used in 1973 and 1974 on 350 in many cars, but those engines would not likely … This is the only time the engine will start. The intake valves are big on these heads. The Engine Block Casting code is one of the best ways to identify a Chevy engine block. Engine rebuilders usually mill the deck surface of the blocks, removing original numbers … Generation I Small-Block. 6 cylinder engines are stamped on the passenger side of the block behind the And you can check dates. Chevy block casting numbers can usually be found on the rear of the block adjacent to where the block and transmission meet. 15 Posts . The engine came out of a step van and was running when it came out. But numbers correct is not numbers matching. The Engine Code page is where this topic is further detailed. Small Block Chevy V8 Casting Numbers. (1 = Chevrolet, 3 = 1973, N = Norwood, 100001 = Production sequence of vehicle VIN). Thanks to some GREAT help, I found my engine casting number. To learn how to locate your casting numbers, casting dates and suffix codes, see Chevy V8 Casting Number Locations Page 1 and Page 2. I hope it helps you identify the Chevrolet … Welcome to Mortec, an online auto magazine with an affinity for all things Chevy, and particularly, the highly regarded Chevy Small-Block Engine. QUICKLY IDENTIFY A CHEVY ENGINE CLICK HERE - for decoding engine codes. If you're looking at the engine code - this is already known. casting number 3970010 is a 350 block from 1969 - 1979 but in 1969 302 and 327 have the same casting # and im not to sure about the other # CHEVY CASTING NUMBERS. The one thing this casting number tells you is that it is a 4" bore and a large main piece. Small Block Chevrolet Cylinder Head casting numbers /minuit10 / corvette /head chevy /corvette l82 This Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. 427 big block chevy block & steel crank - $ 300 or best offer - see pics for block numbers 781 heads - $ 200 or best offer need gone, make an offer! number, model year, assembly plant designation and vehicle serial or sequence number. 355909. The engine code and partial vin # will accurately nail down whatever the thing is rather quickly, and the other information will fall into line with that. technical service bulletins to indicate which engines were to recieve a vin stamp, so who knows what or it doesn't. done. Chevy Small Block Engine Casting Codes. The other number is the block stamping ID which is (kinda like the name implies) stamped into a machined pad … Years. The small-block family line was honored as one of the 10 Best Engines of the 20th Century by the automotive magazine Ward’s AutoWorld. Messages: 23,570 Likes Received: 1,350. 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