56 62 ALL w Spicer 5 SPD exc DIESEL 62 63 Ser 60 DIESEL w Spicer 5 SPD 63 66 Ser 80 w Spicer 5 SPD exc 409 DIESEL 64 66 Ser 60 w Spicer 5 SPD exc mainshaft Spicer 30 223 26 TILT 4 holes 2 notches 3726673 1 2 5 56 66 ALL w P T 012 thk 6771722 A R 90 56 63 ALL w P T 016 thk 6771723 A R 95 S6 64 ALL w P T 021 thk 6771724 A R 1 20 59 66 Ser 60 w Clark 5 SPD exc DIESEL 64 66 Ser 50 60 2 cyc DIESEL w Clark 5 SPD 65 Ser 80 4 cyc DIESEL w Clark niainshaft Z thk paper Clark 5 SPD 801295 2280076 1 10 62 66 Ser 80 2 cyc DIESEL w Spicer 5 SPD 63 65 Ser 80 w Spicer 5 SPD 409 63 65 ALL w Spicer 5 SPD close ratio mainshaft Spicer 46 223 2 2382910 1 16 64 66 Ser 50 60 w New Process 4 5 SPD 65 Ser 80 4 cyc DIESEL W New Process 5 SPD mainshaft NP 95931 2455106 1 15 64 66 Ser 50 60 w New Process 4 SPD counter gear NP 95736 2462217 1 10 64 66 Ser 50 60 w Clark 5 SPD exc 4 cyc DIESEL 65 Ser 80 4 cyc DIESEL W Clark 5 SPD mainshaft Clark 206973 3823322 1 95 55 59 ALL w H T SEAL rear bearing oil 2 0 D 8618702 1 1 50 59 66 Ser 60 w Clark 5 SPD exc DIESEL I 64 66 Ser 50 60 2 cyc DIESEL w Clark 5 SPD 65 Ser 80 4 cyc DIESEL w Clark SEAL mainshaft retainer 2 I D x 2 5 SPD O D x 2 Clark 206556 2060510 1 1 50 66 ALL w P T exc DIESEL SEAL rear bearing oil 2 I D x 3 O D x Z thk 6778050 1 2 20 56 66 Ser 50 60 w New Process 4 5 SPD 65 Ser 80 4 cyc DIESEL w New SEAL ASSY retainer oil 2 O D Process 5 SPD NP 90235 2434156 1 2 15 56 65 ALL w P T exc DIESEL SEAL ASSY retainer oil spring loaded 3 0 D x 2 LD x 4 mk 6754947 1 1 65 55 66 ALL w 4 SPD exc TILT SEAL ASSY oil 2Zz I D x 3 O D x M6 thick 3769588 l 1 1 65 63 66 DIESEL w P T SEAL ASSY 6771984 1 2 78 65 66 Ser 80 2 cyc DIESEL w Spicer 5 SPD 65 Ser 80 w Spicer 5 SPD 409 SEAL ASSY Spicer 46 463 8 3867960 1 2 80 65 Ser 80 w Spicer 5 SPD 348 65 Ser 60 w Spicer 5 SPD exc TILT 66 Ser 60 DIESEL w Spicer 5 SPD SEAL ASSY Spicer 30 463 11 3867961 1 4 2 5 4 319 BOLT BUSHING Transmission Rear Main Bearing 55 57 Ser 4 w prop shaft brake retainer Z 13 x 1 3774911 1 65 55 57 ALL w H T BUSHING rear bearing retainer 8618134 1 1 35 58 59 ALL w H T 8 cy1 BUSHING rear retainer 8618160 1 1 35 4 329 ADAPTER ADAPTER UNIT ADAPTER ASSY CONTROL ASSY SWlTCH HOUSING PIN BRACKET Speedometer Driven Gear 56 58 Ser 5 6 7 8 exc TDM 7 20 axle ratio w 7 50 x 20 8 25 x 20 8 x 22 5 9 x 72 5 tires 57 Ser 5 6 7 8 exc TDM 6 17 axle ratio w 8 25 x 20 9 x22 5 tires 57 58 Ser 5 6 7 8 exc TDM 7 17 axle ratio w 7 50x 20 8 25 x20 8 x 22 5 9 x 22 5 tires 60 62 Ser 50 60 w 4 SPD 7 20 axle ratio w 7 x 22 5 7 00 x 20 tires stamped 1564409 1565814 1 19 95 1966 Chevrolet Motor Division 383 4 318 General Motors Corporation REVISED JANUARY 1 1966