4 SPEED TRANSMISSION 4 318 GASKET SEAL Transmission Rear Bearing Retainer C0n t 78 EIO Y M20 EXC SP H PER 1ST GESIGN 3932255 1 N L SEAL EXT OIL NOTE 1 79 Y M20 EXC SP H IPER 2ND IDIESIGN 6260707 1 7 60 SEAL EXT OIL WARNE R T 22 110A NOTE 1 80 81 Y M 1 8 6260707 1 7 60 SEAL EXT OIL WARNER T 22 110A 4 319 BOLT BUSHING Transmission IRear Main Bearing NOTE 1 1979 1st Design Muncie 1979 2nd Design Warner 57 51 Y 3774911 1 1 40 BOLT RET Z 13 X 1 B WARNER 47370 74 79 Y M20 M21 W SP H PER 3774911 1 1 40 BOLT RET I I 13 X 1 B WARNER 47370 79 Y M20 EXC SP H PER 2ND DESIGN 37741911 1 1 40 BOLT RET Z 13 X 1 E WARNER 4737D NOTE 1 80 181 Y M18 37741911 1 1 40 BOLT RET 13 X 1 B WARNER 4737D 57 70 Y 6260048 1 1 25 BUSHING EXT 1 z X 15 II 71 79 Y M20 M21 W SP H PER 3978765 1 2 05 BUSHING EXT 75 79 Y M20 EXC SP H PER 1ST DESIGN 6260048 1 1 25 BUSHING EXT 1 z X 15 B NOTE 1 79 Y M20 EXC SP H PER 2ND DESIGN 3978765 1 2 05 BUSHING EXT NOTE 1 80 81 Y M18 3978765 1 2 05 BUSHING EXT 4 329 ADAPTER Speedometer T NOTE For Model application use speedometer gear Zhart at the end of the transmis gm section NOTE 2 When used in place of 64 78879 also order 64 769 70 key Also order 867209 key when used in place of 1580273 5 14 Y 1565 202 1 44 a0 ADAPTER 53 75 Y 1565211 1 44 80 ADAPTER NOTE 2 53 74 Y 3890 575 1 45 25 ADAPTER STAMPED 8319 53 74 Y 3925673 1 30 50 ADAPTER STAMPED 1 1111 V 53 74 Y 3932220 1 27 75 ADAPTER STAMPED 7333 A 4 330 KEY Speedometer Adlapter 57 74 Y 867209 1 1 60 KEY W ADAPTERS 15I65811 12 13 14 1580273 3876 73 74 Y 6476970 1 65 KEY FEMALE W ADA PTER 1565211 4 337 GEAR Transmission Speedometer Driven Gears only NOTE For usage application use speedometer gear chart at the end of Group 4 000 NOTE 2 Used selectively 56 60 Y W 3 70 AXLE 3708699 1 1 75 GEAR 22 TEETH NYLON SOLID GREEN 56 60 Y W 4 11 AXLE 3708143 1 1 60 GEAR 24 TEETH NYI ON SOLID YELLOW 57 60 Y W 4 56 AXLE 3845071 1 7 20 GEAR 6 70 X 15 15 X 5 50 20 TEETH STEEL 61 66 Y W 3 08 AXLE 3987918 1 1 85 GEAR 6 70 X 15 7 10 X 15 7 75 X 15 61 64 Y W 3 36 AXLE 3987920 1 1 75 GEAR 6 70 X 16 61 64 Y W 3 70 AXLE 3860345 1 1 85 GEAR 6 70 X 15 61 64 Y W 4 11 AXLE 3860347 1 1 90 GEAR 6 70 X 15 63 64 Y W 3 55 AXLE 3987921 1 1 79 GEAR 6 70 15 65 Y W 2 73 1350273 1 2 00 GEAR 7 75 X 15 8 15 X 15 BROWN 39 TEETH NOTE 2 65 66 Y W 3 07 AXLE 3987918 1 1 85 GEAR 7 75 X 15 65 66 Y W 3 36 3 31 AXL E 3987920 1 1 75 GEAR 7 75 X 15 8 15 X 15 BLUE 20 TEETH 65 66 Y W 3 55 AXLE 3987921 1 1 79 GEAR 7 75 X 15 8 15 X 15 RED 21 TEETH 65 66 Y W 4 10 AXLE 386 347 1 1 90 GEAR 7 75 X 15 8 15 X 15 YELLOW 24 TEETH 67 Y W 2 73 AXLE 3987918 1 1 85 GEAR 8 15 X 15 8 45 X 15 BROWN 18 TEETH 67 Y W 2 73 AXLE 3987919 1 1 75 GEAR NATURAL 19 TEETH 67 Y W 3 07 AXLE 3987918 1 1 85 GEAR 8 15 X 15 8 45 X 15 6 70 X 15 67 Y W 3 07 AXLE 3987919 1 1 75 GEAR 7 75 X 15 67 Y W 3 08 AXLE 3987918 1 1 85 GEAR 8 15 X 15 8 45 X 15 67 Y W 3 08 AXLE 3987919 1 1 75 GEAR 7 75 X 15 67 Y W 3 31 AXLE 3987919 1 1 75 GEAR 8 45 X 15 67 Y W 3 31 AXLE 3987920 1 1 75 GEAR 8 15 X 15 WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET 14 RIEV 5 81 4 17 4 318 4 337