1966 Models: BUICK
| 225" V6 (No A.I.R.) | ||
| (Synchro-mesh) | 2GC 7026145 | |
| (Auto. Trans.) | 2GC 7026144 | |
| 225" V6 (With A.I.R.) | ||
| (Auto. Trans.) | 2GC 7036144 | |
| 300" & 340" V8 (No A.I.R.) | ||
| (Synchro-mesh) | 2GC 7026047 & 7026147 | |
| (Auto. Trans.) | 2GC 7026046 & 7026146 | |
| 300" V8 (With A.I.R.) | ||
| (Auto. Trans.) | 2GC 7036046 & 7036146 | |
| 340" V8 (With A.I.R.) | ||
| (Auto. Trans.) | 2GC 7036048 & 7036148 | |