1978 SPEEDO GEAR USAGE CHART L233 B C CAR Continued e if z 6 J 5 0 0 0 v FR78 15 GR78 15 Mzo A v 2 FR7a 15 cms 15 M33 E v FR7a 15 M33 lil Y Q FR7a 15 3 08 M33 c w Q HR78 15 M33 w Q GR78 15 M40 E v Q HR73 15 w Q GR78 15 G x HR7a 15 M40 G Y E FR78 15 M29 F w Q GR78 15 F x a FR78 15 M33 B W E GR78 15 B x Q FR78 15 3 23 E V H GR78 15 M33 E Z H FR78 15 c V GR78 15 M33xx c z Q HR78 15 0 vv Q HR7a 15 M33 E v Q HR78 15 G w NOTE With Trans Stamped OS OT OW With Trans Stamped BZ With Trans Stamped 5KE With Trans Stamped 5LD With Trans Stamped 5LA 5LH 5L C 5LE 5K L5L XX With Trans Stamped 5 D 5LK With Trans Stamped 50C With Trans Stamped 5OB 5OD 1987 GENERAL MOTORS SERVICE PARTS OPERATIONS OLDSMOBILE 31 4 O0O GROUP 4 4 C REV 7 87