4 SPEED TRANSMISSION 62 67 Ser 10 thru 30 w Muncie 4 Spd 3740377 3 40 KEY 3rd and 4th speed clutch 68 70 All Blazer w Muncie 4 Spd 3866358 1 40 KEY 1st 2nd 3rd and 4th speed clutch NOTE 1 Use selectively 4 395 GEAR Transmission 2nd Speed r 48 67 All w Muncie 4 Spd 3841523 1 24 20 w energizing spring 64 69 All w New Process 4 Spd 2462249 1 22 00 mainshaft NP 95726 67 Ser 10 thru 30 w 4 Spd close ratio exc prop shaft brake 68 70 Ser 10 thru 30 w 4 Spd close ratio 3900995 1 25 20 33T helical type gear New Process 97226 68 70 G 10 20 w Warner 4 Spd 3931523 1 49 10 25 teeth 2nd spd 68 70 All Blazer w Muncie 4 Spd 3901158 1 25 60 2nd speed 35 teeth 67 Ser 30 D D New Process 4 Spd w prop shaft brake 3900991 1 96 00 GEAR UNIT 2nd speed and counter gear 4 398 WASHER Transmission Shaft and 2nd Speed Gear Thrust 48 67 All w Muncie 4 Spd 3775726 1 95 gear front thrust 1 D x 2 O D x Vu thick steel 4 399 BUSHING Transmission Main Shaft 48 63 All w 4 Spd 1st design 591482 1 2 90 3rd spd 1 O L w 6 grooves bronze 63 67 All w Muncie 4 Spd 2nd design 3938914 1 2 95 3rd speed sintered iron 68 70 All Blazer w Muncie 4 Spd 3932253A R 3 10 1st and 2nd speed gear 68 70 AII Blazer w Muncie 4 Spd 3932274 1 2 85 3rd speed gear 4 403 SHAFT Transmission Main 48 67 All 4 Spd 3905428 1 24 15 1 Wa long 11 teeth on large dia 63 67 All w Muncie 4 Spd 3837372 1 24 70 12 Vs O L serrated end 67 70 Ser 10 thru 30 w New Process 4 Spd 2463176 1 37 50 NP 95947 67 All w New Process 4 Spd 2462247 1 37 50 NP 96009 68 70 Ser 10 20 Blazer 4 WD w Muncie 4 Spd 3943668 1 23 50 13V 0 L 68 70 G 10 20 w Warner 4 Spd 3931520 1 68 50 21 0 L 68 70 All w Muncie 4 Spd exc 4 WD 3932265 1 24 20 15 O L 4 404 WASHER Transmission Main Shaft Universal Joint Attaching 48 67 All w Muncie 4 Spd 591472 1 40 Vu l D x 1 0 D x 7 B thick 4 405 NUT Transmission Main Shaft Universal Joint Attaching 67 68 All w New Process 4 Spd 2492331 1 1 00 hex locking 1 20 NP 96639 67 Ser 30 w 5 43 6 17 axle 68 Ser 10 thru 30 w Muncie 4 Spd 3830575 1 1 50 flange ocking 5 555 4 406 SHIM Clutch Gear Retainer 56 69 Ser 10 thru 30 D D New Process 4 Spd w prop shaft pk brake 3727144A R 35 gear 3 O D 005 thk 56 69 Ser 10 thru 30 D D New Process 4 Spd w prop shaft pk brake 3727145 A R 35 gear 3 O D 010 thk 67 Ser 10 thru 30 w New Process 4 Spd 2463168 A R 15 NP 95989 A 007 thk 67 Ser 10 thru 30 w New Process 4 Spd 2463169A R 15 NP 95989 B 010 thk 68 70 Ser 10 thru 30 w New Process 4 Spd 647068 A R 15 NP 95924 A 007 thk 68 70 Ser 10 thru 30 w New Process 4 Spd 647069 A R 15 NP 95924 B 010 thk 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATlON P A 31 1 4 384 4 406 4 102 REV 6 71