1968 CHEVELLE
| Code | Displ. & Carb. | Comp. Ratio |
|---|---|---|
| BA, BB, BC, BD, BF, BH | 230" 6 1 Bbl. | 8.5:1 |
| CM, CN, CQ, CR | 250" 6 1 Bbl. | 8.5:1 |
| DA, DB, DE, DF, DN | 307" V8 2 Bbl. | 9.0:1 |
| EA, EE, EQ | 327" V8 2 Bbl. | 8.75:1 |
| EP, ES | 327" V8 4 Bbl. | 11.0:1 |
| EH, EI, EJ | 327" V8 4 Bbl. | 10.0:1 |
| ED, EK, ET | 396" V8 4 Bbl. | 10.0:1 |
| EF, EG, EL, EU | 396" V8 4 Bbl. | 10.0:1 |