3 SPEED MANUAL TRANSMISSION 4 103 CASE Transmlsslon Case Con 87 R1 4 471707 1 205 00 CASE TRANS PG4 3 12 4 104 VENTILATOR Transmission Case V 85 86 C1 3738462 1 1 50 VENTILATOR EXT 05 387 PG4 3 16 87 R1 M62 M64 3738462 1 I 50 VENTILATOR EXT 05 3B7 PG4 3 16 4 105 COVER Transmission Case 85 86 CI 305H M62 14083514 I 39 50 COVER TRANS PG4 3 56 85 86 CI 4 3N M64 14083514 1 39 50 COVER TRANS PG4 3 56 87 RI M64 14083514 I 39 50 COVER TRANS PG4 3 56 4 107 SEAL Gearshift Cover to Shaft 85 86 C1 M62 M64 3831716 1 1 25 SEAL TRANS 2ND 3RD SHIFT SHAFT PG4 3 55 85 86 C1 M62 M64 3844036 1 I5 SEAL TRANS IST 8 REV SHIFT SHAFT PG4 3 51 87 RI M64 1 3831716 1 I 25 SEAL TRANS 2ND83RD SHIFT SHAFT PG4 3 55 87 R1 M64 3844036 I 15 SEAL TRANS 1ST 8 REV SHIFT SHAFT PG4 3 51 4 109 GASKET Transmission Cover 8566 C1 M62 M64 3858990 1 81 GASKET TRANS COVER 87 R1 M62 M64 10I81246 1 I 67 GASKET CVR PG4 3 60 87 R1 2 M64 10I81 246 I 1 67 GASKET TRANS COVER PG4 3 60 4 303 FORK Transmission Gearshift 85 86 C1 M62 M64 3658997 2 16 80 FORK TRANS SHIFT IST 8 REV 2ND 8 3RD PG4 3 45 87 R1 M64 3858997 2 16 80 FORK TRANS SHIFT 1 ST 8 REV 2ND 8 3RD PG4 3 45 4 309 SHAFT Gear Shifter 85 86 CI M62 M64 3932234 1 23 10 SHAFT TRANS 1ST 8 REV SHIFT PG4 3 47 85 86 C1 M64 3952649 1 18 85 SHAFT TRANS 2ND 8 3RD SHIFT PG4 3 59 85 86 C1 305H M62 14066998 1 25 25 SHAFT TRANS 2ND 8 3RD PG4 3 59 87 RI M64 3932234 1 23 10 SHAFT TRANS IST 8 REV SHIFT PG4 3 47 87 R1 M64 3952649 1 18 85 SHAFT TRANS 2ND 8 3RD SHIFT PG4 3 59 4 31 1 CAM PIN SPRING Transmission Shift Shaft Detent 85 86 C1 M62 M64 346399 2 3 00 CAM TRANS DETENT PG4 3 57 87 R1 M64 346399 2 3 00 CAM TRANS DETENT PG4 3 57 85 66 C1 M62 M64 3831715 1 45 PIN TRANS DETENT CAM RET PG4 3 63 87 R1 M64 3831715 1 45 PIN TRANS DETENT CAM RET PG4 3 63 85 86 C1 M62 M64 3831718 1 45 SPRING TRANS DETENT CAM PG4 3 58 87 R1 M64 3631718 1 45 SPRING TRANS DETENT CAM PG4 3 58 4 317 EXTENSION KIT Transmission Extension 85 86 C1 M62 M64 14040568 1 83 25 EXTENSION KIT TRANS PG4 3 14 87 R1 M64 14040566 1 83 25 EXTENSION KIT TRANS PG4 3 I4 4 318 GASKET SEAL Transmission Rear Main Bearing 85 86 C1 M62 M64 3878752 1 39 GASKET EXT PG4 3 13 87 RI M64 3876752 1 39 GASKET EXT PG4 3 13 85 88 C1 3932255 1 N L SEAL EXT OIL PG4 3 19 87 R1 3932255 1 N L SEAL EXT OIL PG4 3 19 4 319 BUSHING Transmission Extension 85 86 C1 8260048 1 1 70 BUSHING EXT PG4 3 18 4 330 KEY Speedometer Driven Geer Adapter 87 RI 474299 1 Z 75 KEY SFEEDO DRIVEN GEAR ADAPTER 4 338 RETAINER RING SEAL SLEEVE Speedometer Driven Gear NOTE FOR SPEEDO GEAR USAGE APPLICATION SEE CHART IN GHDUP 4 450 85 86 CI 3708148 1 45 RETAINER SPEED0 DRIVEN GR FTG PG4 67 29 87 R1 3708148 I 45 RETAINER SPEED0 DRIVEN GR FTG PG4 67 ze 85 88 C1 1361818 I 40 RING OIL SEAL RET PG4 26 53 87 R1 1361618 I 40 RING OIL SEAL RET PG4 26 53 1990 GENERAL MOTORS SERVICE PARTS OPERAT ONS LT TRUCK 528 REV 9 90 4 15 4 1034 338