The Engine Block Casting code is one of the best ways to identify a Chevy engine block. This engine Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange.
Chevy Big Block Engine Block Codes for CID 396/402
Casting | Years | CID | Main | Comment |
3855061 | 1966-67 | 396 | ||
3855961 | 1966-67 | 396 | 2 | passenger, chevelle |
3855962 | 1965-66 | 396 | 4 | passenger, Chevelle, Z16, Corvette |
3866961 | 1966-69 | 396 | Chevy, Chevy truck | |
3873858 | 1966 | 396 | 4 | |
3902406 | 1967 | 396 | 2/4 | Camaro, Chevelle |
3902466 | 1965-67 | 396 | ||
3916323 | 1968 | 396 | 2/4 | camaro, chevy II, chevelle |
3935440 | 1968-69 | 396 | 2/4 | Chevelle, Camaro, Nova |
3955272 | 1969 | 396/402 | 2/4 | Camaro, Chevelle, Chevy II, passenger |
3965440 | 1968-69 | 396 | ||
3965449 | 1968-72 | 396 | ||
3965540 | 1968 | 396 | ||
3969854 | 1969-72 | 396/402 | 2/4 | 240, 265, 300, 325, 330, 350, 375, Camaro, Chevelle, Chevy II |
3999290 | 1972 | 402 | 2 | Chevelle, Camaro |
6272177 | 1972 | 402 |