| Chevy Small-Block Gen I | 1955-1986 | 1.5 Ratio | 3/8" | 66907 |   |
| Chevy Small-Block Gen I | 1955-1986 | 1.6 Ratio | 3/8" | 66908 | |
| Chevy Small-Block Gen I | 1955-1986 | 1.5 Ratio | 7/16" | 66909 | |
| Chevy Small-Block Gen I | 1955-1986 | 1.6 Ratio | 7/16" | 66910 | |
| Chevy Small-Block Gen I | 1955-1986 | 1.5 & 1.6 Ratio | 3/8" | 66920C | |
| Chevy Small-Block | 1987-2000 | 1.5 Ratio | 3/8" | 66914 | |
| Chevy Small-Block | 1987-2000 | 1.6 Ratio | 3/8" | 66915 | |
| Chevy Big-Block | 1958-2000 | 1.7 Ratio | 7/16" | 66913 | |
| Oldsmobile 260-455 V8 | 1964-1990 | 1.6 Ratio | 7/16" | 66860C | |
| Pontiac 265-455 V8 | 1955-1981 | 1.5 Ratio | 7/16" | 67481 | |
| Pontiac 265-455 V8 | 1955-1981 | 1.65 Ratio | 7/16" | 67482 | |
| AMC 287-401 | 1963-1979 | 1.6 Ratio | 3/8" | 67480 | |