Big Block Chevrolet casting number
| Numéro figurant à l'arrière du moteur côté boîte de vitesse |
| Casting | Year | CID | Main Caps | Comments |
| 340220 | 1972-76 | 427 | 4-bolt | tall truck |
| 345014 | 1974-86 | 454 | . | truck |
| 346236 | 1974-76 | 454 | 2 | 215, 2 bolt |
| 359070 | 1974-90 | 454 | . | truck |
| 361959 | 1973-85 | 454 | 2 or 4 | car & truck |
| 364776 | 1968-84 | 427 | 4 | tall truck |
| 364779 | 1968-88 | 366 | 4 | tall truck |
| 399204 | 1970-71 | 509 | 4 | alumi 4.5"bores |
| 399289 | 1973-79 | 454 | . | . |
| 399293 | 1977-78 | 366t | 4 | . |
| 473478 | 1968-84 | 427 | 4 | tall truck |
| 3782870 | 1968-76 | 427 | 4 | tall truck |
| 3855061 | 1965-67 | 396 | . | . |
| 3855961 | 1966-67 | 396 | 2 or 4 | 325, 360, 2 bolt |
| 3855962 | 1965-66 | 396 | 4 | 360, 375, 425, 4 bolt |
| 3855977 | 1965-67 | 366 | 4 | tall truck |
| 3866961 | 1966-69 | 396 | . | Chevy, Chevy truck |
| 3869942 | 1966-67 | 427 | 2 or 4 | 390, 425, 2&4 bolt |
| 3873858 | 1966 | 396 | . | 375, 4 bolt |
| 3902406 | 1967 | 396 | 2 or 4 | 325, 350, 375, 2&4 bolt |
| 3902466 | 1965-67 | 396 | . | . |
| 3904351 | 1967 | 427 | 2 or 4 | 385, 390, 400, 425, 430, 435, 2&4 bolt |
| 3904354 | 1966-67 | 366 | 4 | tall truck |
| 3916319 | 1968-85 | 366 | 4 | tall truck |
| 3916321 | 1968 | 427 | 2 or 4 | 385, 390, 400, 425, 430, 435, 2&4 bolt |
| 3916323 | 1968 | 396 | 2 or 4 | 325, 350, 375, 2&4 bolt |
| 3918319 | 1966-70 | 366 | . | Chevy truck, GMC, tall truck |
| 3925521 | 1968-85 | 366 | 4 | tall truck |
| 3928319 | 1969-73 | 366 | . | GMC, tall truck |
| 3935439 | 1968-69 | 427 | 2 or 4 | 335, 390, 400, 425, 430, 435, 2&4 bolt |
| 3935440 | 1968-69 | 396 | 2 or 4 | 265, 325, 350, 375, 2&4 bolt |
| 3937724 | 1968-85 | 366 | 4 | tall truck |
| 3937726 | 1968-84 | 427 | 4 | tall truck |
| 3946052 | 1969 | 427 | 4 | ZL-1 mark4 |
| 3946053 | . | 427 | 4 | ZL-1 mark4 2nd version |
| 3955270 | 1969 | 427 | 2 or 4 | 335, 390, 400, 425, 430, 435, 2&4 bolt |
| 3946052 | 1969 | 427 | . | 430 ZL-1, 4 bolt, aluminum |
| 3955272 | 1969 | 396/402 | 2 or 4 | 265, 325, 350, 375, 2&4 bolt |
| 3955274 | 1968-85 | 366 | 4 | tall truck |
| 3955276 | 1968-84 | 427 | 4 | tall truck |
| 3963512 | 1969-71 | 427 | 2 or 4 | . |
| 3963512 | 1970-76 | 454 | 2 or 4 | . |
| 3963513 | 1973-76 | 454 | . | 215 |
| 3965440 | 1968-69 | 396 | . | . |
| 3965449 | 1968-72 | 396 | . | . |
| 3965540 | 1968 | 396 | . | . |
| 3969852 | 1968-84 | 366 | 4 | . |
| 3969854 | 1969-72 | 396/402 | 2 or 4 | 240, 265, 300, 325, 330, 350, 375, |
| 3969854 | 1970-72 | 402 | 2 or 4 | 360, 2&4 bolt |
| 3969858 | 1968-84 | 427 | 4 | tall truck |
| 3999289 | 1972-78 | 454 | 2 or 4 | 215, 235, 240, 270, 2 bolt, car & truck |
| 3999290 | 1972 | 402 | 4 | 240, 2 bolt |
| 3999293 | 1968-85 | 366 | 4 | tall truck |
| 3999294 | 1968-84 | 427 | 4 | tall truck |
| 6272176 | 1968-76 | 366 | . | Chevy, GMC, tall truck |
| 6272177 | 1972 | 402 | . | 210 |
| 6272181 | 1973-76 | 427 | . | tall truck |
| 10051107 | . | 454 | 4 | Mark4 |
| 10068286 | 1990-91 | 454 | 4 | Mark4 |
| 10069284 | . | 454 | 4 | Mark4 |
| 10114182 | 1991-up | 454 | 4 | . |
| 10114183 | 1991-up | 366 | 4 | . |
| 10114184 | 1991-up | 427 | 4 | . |
| 10134366 | . | 454 | 4 | . |
| 10185050 | . | 454 | 4 | short deck |
| 10237297 | 1996-up | 454 | 4 | Vortec 7400 L-29 |
| 10237300 | 1996-up | 502 | 4 | . |
| 12550312 | 1996-up | 427 | 4 | . |
| 12550313 | 1991-up | 454 | 4 | . |
| 12556110 | 2001-up | 496 | 4 | Vortec 8100 /truck |
| 14015443 | 1987-90 | 454 | 4 | Mark4 /truck |
| 14015445 | 1978-90 | 454 | 2 or 4 | . |
| 14044807 | . | 454 | 4 | . |
| 14096859 | . | 502 | 4 | . |
| 24502504 | . | 454 | 4 | . |
| 24502506 | . | 454 | 4 | . |