4 SPEED MANUAL TRANSMISSION 4 303 FORK Transmission Gsarshift Con tI 85 86 CKI 2 3 M20 II 3978730 1 46 50 FORK TRANS REV SHIFT PG4 15 12 87 91 R3 43 M20 3901138 1 N L FORK TRANS 3RD 4TH SHIFT PG4 I5 9 I I I I4 4I 87 RV1 MVS 14039104 1 44 50 FORK TRANS IST 2ND SHIFT PG4 7 16 I 87 RV1 2 MV6 335199 1 35 75 FORK TRANS 3RD 4TH SHIFT 04 555 PG4 7 15 87 91 RVI 2 3 M20 3901137 I N L FORK TRANS IST 2ND SHIFT PG4 I5 7 87 89 RV1 2 3 M20 3978730 1 46 50 FORK TRANS REV SHIFT PG4 15 12 87 91 RVI 2 3 M20 8672866 I 4S 50 FORK REV SHFT PG4 15 12 87 91 V1 2 3 M20 3901138 I N L FORK TRANS 3RD 4TH SHIFT PG4 I5 Q 90 RVI 2 3 M20 8672666 1 4S 50 FORK TRANS REV SHIFT PG4 15 12 4 307 LINK PIN RING SPRING Transmission Goarshift 85 86 CKI 2 MVS 14053364 1 1 85 LINK REVERSE INTERLOCK PG4 8 70 87 RV1 MVS 14053364 1 I 85 LINK REVERSE INTERLOCK PG4 8 70 85 86 CKI 2 MVS 14053353 1 2 05 PIN REV INTERLOCK LINK RETAINING PG4 8 71 85 86 CK1 2 3 M20 3901139 I 45 PIN INTERLOCK PG4 15 I7 87 RV1 MVS 14053383 1 2 05 PIN REV INTEFILOCK LINK RETAINING PG4 S 71 87 90 RV1 2 3 M20 3901139 1 45 PIN INTERLOCK PG4 15 I7 85 86 CK1 2 MVS 2412681 I 38 RING REV INTERLDCK LINK PIN RET PG4 7 Z1 87 RVI MY6 24I2681 1 38 RING REV INTERLOCK LINK PIN RET PG4 7 21 85 88 CKI 2 3 M20 3978731 I 62 SPRING TRANS REV SHIFT FORK 2 1I 32 FREE LENGTH PG4 15 I1 87 91 RV1 2 3 M20 3978731 1 82 SPRING TRANS REV SHIFT FORK 2 1I 32 FREE LENGTH PG4 I5 II 4 309 RETAINER SEAL SHAFT Transmission Shiftor Shaft 85 86 CK 1 2 MV6 14039105 3 1 45 RETAINER TRANS SHIFT SHAFT SEAL PG4 7 I9 87 RV1 MY6 14039105 3 1 45 RETAINER TRANS SHIFT SHAFT SEAL PG4 7 19 yy 85 86 CK1 2 MVS 14095695 3 76 SEAL SHIFT SHAFT O RING PG4 7 18 87 RV1 MY6 14095695 3 76 SEAL SHIFT SHAFT 0 RING PG4 7 18 85 88 CK1 2 MVS 14039090 1 22 10 SHAFT TRANS FWD SHIFT PG4 7 17 85 86 CK1 2 MVS 14039091 1 I3 70 SHAFT TRANS REV SHIFT PG4 7 31 85 86 CKI 2 3 M20 15592254 I 28 75 SHAFT TRANS REV SHIFT FORK PG4 I5 14 85 86 CKI 2 3 M20 15592255 I 17 75 SHAFT TRANS 1ST 84 2ND SHIFT FORK 04 302 PG4 15 19 8586 CKI 2 3 M20 15592256 I 21 55 SHAFT TRANS 3RD 4TH SHIFT FORK PG4 15 18 87 RV1 MVS 14039090 I 22 10 SHAFT TRANS FWD SHIFT PG4 7 17 87 RV1 MVS 14039091 I 13 70 SHAFT TRANS REV SHIFT PG4 7 31 87 91 RV1 2 3 M TRNS M20 15592254 I 28 75 SHAFT REV SHFT PG4 15 14 87 91 RVI 2 3 M20 15592255 I 17 75 SHAFT TRANS IST 2ND SHIFT FORK 04 302 PG4 15 19 87 91 RV1 2 3 M20 15592256 1 21 55 SHAFT TRANS 3RD 84 4TH SHIFT FORK PG4 1 5 IS 4 311 CAM PIN PLUNGER RETAINER RING SPRlNG Transmission Shift Shaft Dotont 85 86 CKI 2 MVS 14039109 2 3 50 CAM TRANS DETENT PG4 7 22 87 RVI MVS 14039109 2 3 50 CAM TRANS DETENT PG4 7 22 85 86 CK1 2 MVS 14095696 1 1 15 PIN DETENT CAM RET PG4 8 67 87 RVI MVS 14095696 I 1 15 PIN DETENT CAM RET PG4 8 87 1 85 86 CKI 2 3 M20 3864988 1 2 50 PLUNGER TRANS REV SHFT FORK PG4 15 10 87 91 RV1 2 3 M20 3864988 I 2 50 PLUNGER TRANS REV SHFT FORK PG4 15 I0 8586 CK1 2 3 M20 3727192 I 45 RETAINER TRANS REV SHFT FORK PLGR NP3580S PG4 15 13 87 91 RV1 2 3 M20 3727192 I 45 RETAINER TRANS REV SHFT FORK PLGR I NP3580S PG4 15 13 85 86 CKI 2 MYS 2412681 I 38 RING DETENT CAM RET 04 307 PG4 7 21 87 RV1 MV6 2412681 1 38 RING DETENT CAM RET 04 307 PG4 7 2 I t 1990 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 52R REV 9 90 na 4 303 4 311