55 63 Pass w 3 Spd exc H D 3725646 1 1st and reverse 29T 16 spling 57 63 Pass w Warner 4 Spd 3743458 1 1st speed 36T 57 63 Pass w Warner 4 Spd 3774912 1 reverse 39T 4 z O D 63 Pass w Muncie 4 Spd 3831743 1 1st speed 36 teeth 63 64 Pass w Muncie 4 Spd 3831748 1 reverse 35 teeth 64 Pass w 4 Spd 3849388 1 1st speed 64 Pass w 3 Spd exc H D 3848091 1 1st and reverse 4 419 SLEEVE WASHER Transmission 1st Reverse Gear 57 63 Pass w 4 Spd 3743459 1 1st speed 64 Pass w 4 Spd 3849408 1 1st speed 57 63 Pass w Warner 4 Spd 3743460 1 WASHER thrust 1 l D x 2V O D 63 Pass w Muncie 4 Spd 3831745 1 WASHER thrust 4 421 GEAR COUNTERGEAR UNIT Transmission 56 57 Pass w 3 Spd close ratio 58 Pass w 3 Spd 348 3729696 1 cluster 31 T 14 T 26 T 58 Pass w 3 Spd 283 exc O D 59 60 Pass w 3 Spd 8 cyl exc O D 61 63 Pass w 3 Spd 8 cyl exc 283 61 Pass w 3 Spd 283 1st design exc O D 3741452 1 cluster 25 T 14 T 21 T 61 Pass w 4 Spd j 62 Pass w 4 Spd 2 54 to 1 E 1st gear 1st design 3783317 1 30T 23T 2OT 17T Note 2 Note 2 Use with 3783316 Clutch Gear and 3743455 2nd Gear 62 Pass w 4 Spd 2 20 to 1 1st gear 1st design 3746271 1 28T 23T 2OT 17T Note 1 NOTE 1 Use with 3743447 Clutch Gear and 3743455 2nd Gear 62 Pass w Warner 4 Spd 2nd design 2 20 to 1 1st gear 63 Pass Warner 4 Spd w 2 20 to 1 1st gear 9771378 1 28 T 23 T 19 T 17 T Note 3 NOTE 3 Use with 3743447 Clutch Gear and 3910353 2nd Gear 62 63 Pass Warner 4 Spd w 2 54 to 1 lst gear 327 w H Per 409 1358575 1 30 T 23 T 19 T 17 T Note 4 Note 4 Use with 3817380 2nd Gear 63 64 Pass Muncie 4 Spd w 2 20 to 1 1st gear w H Per F l 3831727 1 1 l D 27T 22T 19T 17T 63 64 Pass Muncie 4 Spd w 2 56 to 1 1st gear 3831728 1 29 teeth 64 Pass w 3 Spd exc 327 409 HD 3834207 1 27 14 22 T 52 Vzz O L 64 Pass w 3 Spd 327 409 exc H D 3834208 1 25 14 22 T 527 azn O L 54 60 Pass w 3 Spd H D 3870960 1 GEAR UNIT 31T Note 5 NOTE 5 Consists of 1 each countershaft gear countergear rear thrust washer countershaft front thrust washer and countershaft rear thrust washer 63 64 Pass w Saginaw 4 Spd 3924708 1 GEAR ASSY counter 40 57 Pass w 3 Spd exc HD 55 50 Pass w O D 58 63 Pass w 3 Spd 6 cyl 61 Pass w O D 61 Pass w 3 Spd 283 2nd design exc O D 62 63 Pass w 3 Spd 283 3817960 1 COUNTERGEAR UNIT countershaft w bearing 27T 14T 22T Styx O L 4 422 ROLLER Transmission Countershaft Gear 40 64 Pass w 3 Spd exc H D 435847 A R brg V dia x O L not used w bushed type countergear 57 64 Pass w 4 Spd 3709328 80 brg frt and rear O L 4 423 WASHER SPACER Transmission Counter Gear Bearing 38 40 Pass 80 WM l D 4 notches x 1 O D x Vi thick 41 53 Pass 590826 2 used only w bushed type countergear 40 53 Pass w H D 54 56 Pass w 3 Spd exc H D 56 59 Pass w 3 Spd t 1970 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 30t 4 417 4 423 4 36