SPEEDOMETER GEAR CHARTS C284 1977 SPEED 0 GEAR USAGE CHART 1977 F CAR l DRIVE DRIVEN TRANS TIRE GEAR GEAR ADAPT 2 56 305 350 M38 T All 6261785 3987920 345215 3960354 2 73 250 305 M15 All V 6261785 3987922 345215 2 73 260 M38 All 6261785 3987922 345215 3 07 250 M16 All 6261785 3987920 345215 332537 3 07 350 M20 All 6261795 3987922 345215 3 07 260 350 M38 AII 6261785 3987920 345215 3950352 3 41 4 Z 28 M3B All 6261782 3987919 345215 3950352 3 72 Z 28 M20 All 361002 3987920 345215 1977 SPEED 0 GEAR USAGE CHART 1977 H CAR DRNE DRIVEN RR AXLE TIRE GEAR GEAR SLEEVE ADAPT 2 28 306 M25 AII 8628736 3987920 346215 2 55 305 M29 All 8628736 3987922 345215 3 07 305 M20 All 6261797 3987919 345215 2 93 140 M20 All q 6261797 39E791B 345215 2 93 140 M38 All 6271537 3987918 345215 3 41 140 M20 M75 All 6261797 3987921 346215 3 41 140 M38 All 6271537 3967921 345215 3 72 140 M75 All 325555 3860346 345215 I 1977 SPEED 0 GEAR USAGE CHART 1977 x CAR DRIVE DRIVEN TIRE GEAR GEAR ADAFT 2 66 305 350 M38 All 6261786 3987920 345215 3950364 2 66 306 M29 All 8628736 3987920 345215 3950364 2 73 250 305 M15 All 6261785 3987922 346215 2 73 250 M38 AII 6261785 3987922 346215 3 07 260 M15 AII 6251785 3987920 345215 332537 3 07 250 M15 All 6251785 3987920 345215 3950352 3 07 350 M20 All 6261796 3987922 345215 3 07 250 360 M38 AII 6261766 3987920 345215 2637 wFIOar Sh ft Iaxc F acr Shifz GM PARTS DIVISION GENERAL MOTORS CORPORAT ON CHEVROLET I0 4 000 GROUP 4 2 c REV 9 80