4 SPEED MANUAL TRANSMISSION 4 380 SPRING SYNCHRONIZER Transmission Con t 81 T MYI 14076940 I 66 00 SYNCHRONIZER TRANS 1ST 2ND 81 T MY1 14076941 1 77 25 SYNCHRONIZER TRANS 3RD 4TH 4 383 RING Transmission Synchronizer 76 79 ALL M20 3859027 1 N L RING BLOCKING 76 79 F M21 360812 1 12 75 RING BLOCKING 213 1s I D X 3 az O D W 3 INSIDE SLOTS 80 81 A H 3859027 4 N L RING SYN BLOCKING 80 81 X 14079923 AR N L RING 1ST 2ND 3RD 4TH SYN BLK 81 F M24 360812 4 12 75 RING SYN BLOCKING 81 T MY1 361638 4 14 95 RING SYN BLOCKING 4 384 BEARING KEY RING SPRING Transmission Synchronizer 77 78 F 400 M21 361143 1 3 25 BEARING NEEDLE THRUST 79 F M21 2ND DES 361143 I 3 25 BEARING NEEDLE THRUST 81 F M24 361143 I 3 25 BEARING NEEDLE THRUST 76 79 ALL M20 3871250 1 1 15 KEY 1ST 2ND 76 79 F M21 3870793 3 1 10 KEY IST 2ND 3RD 4TH 80 81 A H 3871250 6 1 15 KEY IST 2ND 3RD 4TH 80 81 X 464834 AR 36 KEY IST 2ND 3RD 4TH 81 F M24 3870793 1 1 10 KEY IST 2ND 3RD 4TH 81 T MYI 376277 6 1 20 KEY IST 2ND 3RD 4TH SYN 76 79 ALL M20 3859025 1 43 RING SYNCRO RETAINING 80 81 A H 3859025 2 43 RING SYN RET 80 81 X 464836 AR 67 R NG 1ST 2ND 3RD 4TH SYN RET 81 T MY1 3859025 2 43 RING SYN RET 80 81 X 465431 AR 92 SPR NG 1ST 2ND 3RD 4TH SYN 4 395 GEAR Transmission Second Speed 76 79 ALL M20 352239 1 64 00 GEAR 2ND SPEED 76 79 F M21 474035 1 119 00 GEAR 2ND SPEED 80 81 A H 352239 I 64 00 GEAR 2ND SPEED 80 81 X 464837 1 101 00 GEAR 2ND SPEED OTPT 81 F M24 474035 1 119 00 GEAR 2ND SPEED 81 T MY1 361633 1 54 00 GEAR 2ND SPEED 4 403 GEAR SHAFT Transmission Main Drive 80 81 X M 19 M20 14079997 I 203 00 GEAR TRANS OUTPUT 81 X M I 7 14020884 I 244 00 GEAR TRANS OUTPUT 3 650 76 79 F M21 6260713 I 214 00 SHAFT 78 79 ALL M20 468253 1 102 00 SHAFT 80 81 A H 468253 1 102 00 SHAFT 81 F M24 6260713 1 214 00 SHAFT 81 T MYI 358451 1 106 00 SHAFT MAIN 4 408 BEARING Transmission Mainshaft 76 79 F M21 907458 1 56 95 BEARING REAR 76 79 H M20 EXC 305U 907763 I N L BEARING MAINSHAFT 77 F X M20 907765 I 70 85 BEARING W SNAP RING MAINSHAFT 77 79 H 305U M20 907765 I 70 85 BEARING W SNAP RING MAINSHAFT 78 79 A 231A M20 907763 1 N L BEARING MAINSHAFT 78 79 X M20 907765 1 70 85 BEARING W SNAP RING MAINSHAFT 80 81 A H M20 907763 1 N L BEARING M SHF 80 81 X 7450700 1 N L BEARING TRANS OTPT GR 6 311 80 81 X 14091909 2 N L BEARING TRANS CASE 81 F M24 907458 1 56 95 BEARING M SHF RR 81 T MYI 906991 1 21 85 BEARING M SHF 4 412 RING SHIELD SHIM Transmission Rear Bearing and Mainshaft 74 79 F M21 3709354 AR 76 RING TRANS MAINSHF RR BRG RET 4 376 74 79 F M21 3709356 AR 76 RING TRANS MAINSHF RR BRG RET 4 376 76 79 ALL M20 3707174 1 71 RING REAR BEARING LOCATING 76 79 ALL M20 3707189 1 43 RING MAINSHAFT REAR RETAINING 76 79 F M21 2830050 1 64 RING SNAP 3 Z X 3 3 Is 76 79 F M21 3709351 AR 43 RING TRANS MAINSHF RR BRG RET 4 376 76 79 F M21 3709352 AR 76 RING TRANS MAINSHF RR BRG RET 4 376 76 79 F M21 3709353 AR 76 RING TRANS MAINSHF RR BRG RET 4 376 76 79 F M21 3709355 AR 76 RING TRANS MAINSHF RR BRG RET 4 376 76 79 F M21 3911967 1 1 10 RING REAR BEARING LOCATING 1987 GENERAL MOTORS SERVICE PARTS 0PERATIONS PONTIAC 21 i 4 380 4 412 4 22 REV 7 87