3 SPEED TRANSMISSION MANUAL 4 103 CASE Transmission 66 70 Y 471707 1 140 0 CASE W MAGNET 4 104 VENTILATOR Transmission Case 58 68 Y 3820840 1 VENTILATOR 5 387 4 105 COVER MAGNET KIT Transmission Case 70 Y 338287 1 25 50 COVIER 55 64 Y 369122 1 5 180 MAGNET KIT CASE CHIP COLLECTOR 4 109 GASKET Transmission Case Cover 55 65 Y 591513 1 43 GASIKET FIBER 66 70 Y 3858990 1 56 GASIKET 4 303 FORK Gearshift 55 56 Y 1ST DESIGN 3845045 1 8 85 FORK IST AND REV LESS SHAFT HOLLOW DRILLED 56 65 Y 3785217 1 4 60 FORIK 2ND AND 3RD LESS SHAFT 56 65 Y 2ND DESIGN 3731918 1 9 90 FORIK IST AND REV LESS SHAFT 66 70 Y 3858997 AR 11 45 FORIK 4 309 SHAFT Gear Shifter NOTE 1 Use one as 1st and reverse shift shaft asm Use one as 2nd and 3rd shift shaft asm 64 65 Y 3840454 1 17 35 SHAFT W PLT 1ST AND REV 64 65 Y 38404515 1 19 25 SHAFT W PLT 2ND AND 3RD 68 69 Y 3932234 2 9 05 SHAFT NOTE 1 70 Y 39526459 1 9 90 SHAFT 2ND AND 3RD 4 311 CAM P N SPRlNG Gearshift Detent 56 65 Y 3869904 1 1 30 CAM 1ST AND REV DETENT 58 65 Y 3869906 1 1 30 CAM 2ND AND 3RD 66 70 Y 346399 AR 2 00 CAM DETENT 66 70 Y 3831715 1 33 PIN DETENT CAM 56 65 Y 2ND DESIGN 3737068 1 32 SPRING CAM DETENT SCISSORS TYPE 1 S LONG 14 COILS 66 69 Y 427 3831718 1 33 SPRING DETENT CAM 4 312 RING Gear Shifter Shaft and Fork Yoke 53 56 Y 591779 2 17 RING FORK RET 56 61 Y 9416094 2 27 RING FORK RET IG DIA SHAFT 8 934 4 313 SEAL Transmission Internal SeIec1 or Shaft 55 65 Y 38451634 2 35 SEAL O RING RUBBER Is I D X gz O D 66 70 Y 3844036 AR 25 SEAL SHIFTER SHAFT ALL LOCATIONS 4 317 EXTENSION Transmission Rear IVIain Bearing NOTE 1 On models prior to 1963 it will be necessary to use speedometer fitting 3748533 in Group 4 338 63 65 Y 3855709 1 45 00 EX II ENSION W BSHG CAST 3707195 NOTE 1 66 70 Y 360002 1 57 50 EXTENSION 4 318 GASKET SEAL Transmission Reaar Bearing Retainer 55 65 Y 3707172 1 15 GASKET EXT 5 HOLES Is I D 66 70 Y 3876752 1 25 GASKET EXT 55 63 Y 8 CYL 1243402 1 SEAL EXT OIL 66 70 Y 1243402 1 SEAL EXT OIL 4 319 BUSHING Transmission Rear Mainn Bearing 55 70 Y 6260048 1 1 25 BUSHING EXT 1 2 I D X 15 B O D 4 329 ADAPTER Speedometer NOTE For Model Application use Speedometer Gear Eiart at the End of the Transmission Section 53 70 Y 3890575 1 ii 5 25 ADAPTER STAMPED 8319 53 70 Y 3925673 I 30 50 ADAPTER STAMPED 1 1111 V 53 70 Y 3932220 1 27 75 ADAPTER STAMPED 7333A 4 330 KEY Speedometer Adapter 53 65 Y 867209 1 1 60 KEY ALSO INCLUDED W ADAPTERS 1565811 12 13 14 1580273 3876 WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET 14 REV 5 81 4 3 4 1 03 4 330