| Engine S/N Base | Engine S/N First | Engine S/N Last |
|---|---|---|
| 31B | 3617 | 3635 |
| Category: Bulldog Gasket Kits -> Caterpillar -> Engine (Cat Kit Numbers) -> Industrial | ||
| 31B | 3284 | 3635 |
| Category: Bulldog Gasket Kits -> Caterpillar -> Engine (Cat Kit Numbers) -> Industrial | ||
| 31B | 2478 | 3283 |
| Category: Bulldog Gasket Kits -> Caterpillar -> Engine (Cat Kit Numbers) -> Industrial | ||
| 32B | 84 | 1539 |
| Category: Bulldog Gasket Kits -> Caterpillar -> Engine (Cat Kit Numbers) -> Marine | ||