4 376 RING Transmission Main Drive Gear Bearing 55 59 Ser 4 5 6 7 8 exc P T H T 60 64 Ser 40 thru 60 exc PID H IT 65 66 Ser 50 60 w Muncie 4 SPD i 65 Ser 60 w New Process 5 SPD brg locating 3 I D x 3 0 D x 5 exc DIESEL X6 591405 1 25 56 62 ALL w Spicer 5 SPD exc DIESEL A 62 63 Ser 60 DIESEL w Spicer 5 SPD 63 66 Ser 80 w Spicer 5 SPD exc 409 DIESEL snap 1 A I D x O D x thk 64 66 Ser 60 W Spicer 5 SPD Spicer 21 381 1 3726689 1 40 59 66 ALL w Muncie 4 SPD retaining 1 LD 3741054 1 25 59 66 ALL w Clark S SPD to shaft wide 2 dia groove Clark 224075 2396868 1 20 60 as TDM snap 3 1 1 x 3 0 D X 60 63 Ser 80 Z tl ik 2830051 1 4 412 61 66 ALL w New Process 5 SPD clutch gear bearing snap 088 exc DIESEL NP 94803 A 3785203 1 20 61 66 ALL w New Process 5 SPD clutch gear bearing snap 091 exc DIESEL NP 94803 B 3785204 1 15 61 66 ALL w New Process 5 SPD clutch gear bearing snap 094 exc DIESEL New Process 94803 C 3785205 1 20 62 66 Ser 80 DIESEL w Spicer 5 SPD 63 65 Ser 80 w Spicer 5 SPD 409 snap Spicer 82 381 2 2382907 1 35 64 65 Ser 60 w New Process 5 SPD bearing locating 590849 1 25 64 66 ALL w New Process 4 SPD clutch gear bearing ret snap 088 2462236 1 25 64 66 ALL w New Process 4 SPD clutch gear bearing ret snap 091 2462237 1 25 64 66 ALL w New Process 4 SPD clutch gear bearing ret snap 094 2462238 1 25 64 66 ALL w New Process 4 SPD clutch gear bearing ret snap 097 2462239 1 25 NOTE Used selectively 4 380 CLUTCH CLUTCH ASSY Transmission 2nd 3rd 4th Sth Speeds 55 61 ALL w 4 SPD 3rd and 4th 30T 4 4 O D 591429 1 6 50 56 66 Ser 50 60 w New Process 5 SPD 2nd and 3rd 28T 5 0 D NP 91581 3727135 1 I 13 50 56 66 ALL w New Process 4 5 SPD 3rd and 4th or 4th and Sth 24T J 5 O D 3727129 1 13 05 62 66 ALL w Muncie 4 SPD 3rd and 4th 3875924 1 6 70 65 Ser 80 4 cyc DIESEL w New Process 5 SPD synchronizing sliding 23587610 1 18 05 56 62 ALL w Spicer 5 SPD exc i DIESEL CLUTCH ASSY 2nd and 3rd 62 63 Ser 60 DIESEL w Spicer 5 SPD 63 66 Ser 80 w Spicer 5 SPD exc 409 DIESEL w synchronizer Spicer 1735X 64 66 Ser 60 w Spicer S SPD external grooves 3727197 1 77 50 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 CLUTCH ASSY 4th and Sth 64 66 Ser 60 w Spicer 5 SPD w synchronizer Spicer 7736X 3727198 1 84 70 59 65 ALL w Clark 5 SPD CLUTCH ASSY 2nd and 3rd w synchronizer etched 221480 2361824 1 62 00 59 ALL w Clark 5 SPD 60 65 ALL w Clark 5 SPD close ratio A 65 66 Ser 60 2 cyc DIESEL w Clark CLUTCH ASSY 4th and Sth 4 S SPD exc TDM w synchronizer etched 220191 2350873 1 66 00 60 66 ALL w Clark 5 SPD exc DIESEL 65 66 Ser 60 TDM 2 cyc DIESEL CLUTCH ASSY 4th and Sth w Clark 5 SPD w synchronizer Clark 220255 2350871 l 54 25 60 61 Ser 70 w Clark 5 SPD O D 62 64 Ser 60 DIESEL w Clark 5 SPD O D exc 17000 lb 2 SPD axle 65 66 Ser 50 60 2 cyc DIESEL CLUTCH ASSY 4th and Sth w Clark 5 SPD w synchronizer Clark 220193 2350872 1 54 25 62 66 Ser 80 DIESEL w Spicer 5 SPD ii 63 65 Ser 80 w Spicer SPD close ratio CLUTCH ASSY 2nd and 3rd 409 W synchronizer Spicer 8072X 2382903 1 110 50 1966 4376 4 380 404 Chovrolet Motor Division HDT General Motors Corporation REVISED MAY 1 1966