48 53 ALL 235 exc PG 50 52 PASS w P G forged 3701894 3701893T 1 79 50 53 PASS CORVETTE w P G 54 62 ALL CORVETTE 6 cyl forged 3701488 3701486 1 79 50 55 56 ALL CORVETTE B cyl forged 3735236 3704840T 1 84 50 57 61 PASS CORVETTE 17 1 w H L Com thick hd piston forged 3735236 3772064 1 84 50 57 61 PASS CORVETTE w A T 283 60 61 Ser 10 20 w PG 283 forged 3735236 3727449 1 84 50 58 PASS w A T 348 59 60 PASS w A T 348 exc 1 i L Com less clutch pilot bearing forged 3732692 61 PASS w TG 348 or 3741640 3741640 l 84 50 58 61 PASS 348 exc A T forged 3732692 3760427t 1 84 50 59 60 PASS H L Com w P G 348 El PASS 4BC w P G 348 forged 3732692 or 3741642 3741642 1 94 50 6 62 PASS 409 forged 3795589 3795588 1 57 50 57 59 Ser 3 8 cyl 57 61 PASS CORVETTE 8 cyl exc A T 348 409 El w HL Cam 61 61 Ser 10 thru 30 283 exc PG 62 63 ALL 283 forged 3835236 38158271 1 84 50 62 63 CORVETTE w Sp H Per El forged 3782680 3823299 1 86 50 62 63 PASS 327 62 63 CORVETTE exc Sp H Per El forged 3782680 3825160 l 89 25 6 5 ALL 230 forged 3788423 3788423 1 79 50 63 Ser 10 D D 4 cyl forged 3788522 3788521 1 72 50 03 Ser 10 thru 30 292 forged 3789412 3789411 1 79 50 66 PASS 409 forged 3829027 3792924 1 87 50 NOTE When used on Powerglide it will be necessary to remove the pilot bearing 0 649 BEARING Crankshaft Clutch Pilot 38 39 ALL exc CC DC ND 7109 907321 1 2 10 39 63 ALL CORVETTE exc A T bush type 1 1 D x Nik O D x H 3752487 1 70 0 659 BALANCER PULLEY HUB WASHER UNIT Crankshaft 3840 ALL cout 838863 2 width thru l1ub 6 2 dia 603447 1 12 30 4E 52 ALL 216 cost 838863 3 width thru hub 6l Z 5 1 1 g TON 216 dia 605203 1 12 30 43 52 ALL 235 53 55 UTI 235 261 lst Ser weight 7531 O D pulley VH 3701930 1 12 30 55 SDL COMM exc D D weight 6 fg O D pulley V E4 3704339 1 12 30 53 PASS D D exc SDL P S 53 55 CORVETTE 6 cyl 54 PASS exc P S 54 55 COMM lst Ser weight O D pulley V 3704338 1 12 30 53 54 ALL w P S double pulley 3705099 1 13 05 59 PASS 6 cyl ir 62 11 SS 6 cyl exc P S C A C Cool Fuck 3711804 lg 12 30 iii 59 Ser 3 6 cyl 2nd Ser 6f Ser 10 thru 30 6 cyl stamped T 3714444 1 10 90 56 59 ALL w C A C Cool Peck 6 cyl double pulley 7 Q dia 3737510 1 16 60 5 58 PASS 8 cyl f 59 Ser 3 8 cyl 2nd Ser rr ERASE w TG ST 62 31 1 CORVETTE 283 T 61 PASS 348 E 61 PASS RG w H L Cam 348 PASS 409 lst design 4 63 PASS CORVETTE 327 exc SP H Per 1 1 w 0 pulley hub 41 2 O D 3817684 1 13 85 0 646 0 659 2 C M r Rgy SED NOVEMBER ll g62 General Motors Corporation