54 60 Pass w 3 Spd H D 3709335 1 17 helical teeth 1V shaft dia x QV4 O L 55 59 Pass 6 cyl 55 57 Pass w 3 Spd 8 cyl exc close ratio 58 63 Pass w O D 60 63 Pass w 3 Spd 6 cyl 61 63 Pass w 3 Spd 283 2nd design exc 0 D 3752836 1 w synchronizer spring Note 2 M 56 57 Pass w 3 Spd close ratio 58 Pass w 3 Spd 348 3751420 1 thin stem no vent Note 2 NOTE 2 When using on 1957 and prior models retainer 3741458 must be used 57 60 Pass w 4 Spd 62 Pass w 4 Spd 2 20 to 1 1st gear 3743447 1 9 0 L 27 teeth Note 3 NOTE 3 Use with 3746271 Countergear 58 60 Pass w 3 Spd 283 exc 0 0 59 63 Pass w 3 Spd 8 cyl exc 283 61 Pass w 3 Spd 283 1st design exc O D 3751422 1 w synchronizer spring 61 Pass w 4 Spd 62 Pass w 4 Spd 2 54 to 1 1st gear 3783316 1 25 teeth Note 4 NOTE 4 Use with 3783317 Countergear 63 64 Pass Muncie 4 Spd w 2 20 to 1 1st gear 3925690 1 26 teeth 63 64 Pass Muncie 4 Spd w 2 56 to 1 1st gear 3924781 1 24 teeth 63 Pass Warner 4 Spd w 2 54 to 1 1st gear 3855735 1 25 teeth Note 5 NOTE 5 Use with 3817379 Countergear 63 Pass Warner 4 Spd w 2 20 to 1 1st gear 3855734 1 27 teeth 64 Pass w 3 Spd 327 409 exc H D 3848100 1 w synchronizer spring 20 teeth 64 Pass w 3 Spd exc 327 409 H D 3848101 1 w synchronizer spring 19 teeth 4 352 gEARING ROLLER Transmission Main Shaft Front Pilot to Main Drive B8 63 64 Pass w Muncie 4 Spd 283 327 9419248 1 mainshaft front 17 roller w cage 38 64 Pass w 3 Spd exc H D 435844 14 ROLLER front pilot bearing Via dia s 4 53 64 Pass w 3 Spd exc H D 7450247 24 ROLLER rear bearing V dia x V2 54 60 Pass w 3 Spd H D 7450010 A R ROLLER front pilot bearing Vu dia x 57 63 Pass w Warner 4 Spd 3743449 A R ROLLER Vi dia x 4 353 SPACER Transmission Main Shaft Front Pilot to Main Drive Gear 53 64 Pass w 3 Spd exc H D 591851 1 front roller Vi l D x 1 0 D x Vai thk 53 64 Pass w 3 Spd exc H D 591852 1 rear roller V l D x Wig O D x Vu thk 58 63 Pass w 3 Spd 8 cyl 58 61 Pass w 0 D 6 cyl 3750555 1 rear roller rear 4 355 BEARING Transmission Main Drive Gear Ball 38 57 Pass w 3 Spd exc H D Taxi 58 59 Pass w 3 Spd 6 cyl exc O D 60 61 Pass w 3 Spd 6 cyl exc O D Taxi 62 64 Pass w 3 Spd 6 cyl exc O D Taxi Police 907929 1 single row w snap ring ND47507 51773A 851 591852 spacers 24 7450247 rollers and 1 3699258 mainshaft 54 64 Pass w 3 Spd H D 57 62 Pass w 4 Spd 907271 1 w snap ring 4 408 57 63 Pass w 3 Spd 8 cyl 58 61 Pass w O D 6 cyl 63 Pass w 4 Spd 64 Pass 8 cyl 64 Pass w O D 6 cyl 907930 1 single row w snap ring ND47207 64 Pass w 4 Spd 907572 1 single row w snap ring ND 41307B 4 356 RETAlNER LOCK NUT Transmission Main Drive Gear Bearing 40 54 Pass exc P G 63 Pass w 3 Spd 1970 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATlON P A 30 4 351 4 356 4 32