Groove Fun Dia Nc Width Stamped 53 55 CORV 6 volt No 3 1 1927518 1 7 95 477 55 57 COMM UTIL low spd driv exc P S No 2 1 19327631 1 7 95 477 55 57 PASS exc P S dual 4BC 45 amp low cut in C A C F 1 58 PASS exc 45 amp low cut in 35 amp C A C P S 348 58 PASS 348 exc H L Cam 58 PASS 3 2BC w H L Cam lst design Yes 2 1 3710286 1 2 95 177 55 56 PASS w P S 55 57 CORV w 4BC Yes 3 1 3712554 1 2 95 177 55 57 PASS low speed driving exc P S N0 2 1 19311021 1 7 95 477 55 58 COMM 12 volt exc 35 40 45 amp low cut in 56 57 PASS CORV w dual 4BC 58 PASS w F l exc H L Cam Yes 3 1 3711766 1 2 95 177 55 COMM 12 volt exc P S 55 56 UTIL 12 volt exc P S 40 amp 57 Ser 4 exc 45 amp P S 57 Ser 6 6 cyl exc 45 amp P S No 5 1 1932824 1 2 80 168 55 56 UTIL P S w 30 amp 12 volt 57 Ser 4 P S w 30 35 amp 57 Ser 6 P S w 30 amp 6 cyl 58 CORV F 1 w H L Cam Yes 4 1 3711685 1 2 95 177 55 58 COMM UTIL w 40 45 amp hvy duty 12 volt exc P S D D 55 56 D D w 40 amp hvy duty 6 cyl Yes 5 1 1932311 1932311 1 12 25 735 55 58 COMM wx 40 45 amp low cut in 12 volt 55 58 UTIL w 40 45 amp low cut in 12 volt exc P S Yes 3 1 1932310 1932310 1 12 25 735 55 57 UTIL P S w 40 amp 2nd Ser Yes 4 1 1931569 1 12 25 735 56 UTIL 8 cyl exc P S 40 amp 57 58 Ser 6 w Cool Pack 8 cyl exc P S 40 45 amp 3 SPD No 5 2 3731348 3731348 1 10 50 630 56 Ser 4 P S w 30 amp 8 cyl 56 58 Ser 6 P S w 30 35 amp 8 cyl I 58 PASS w H L Cam 348 exc 3 2BC 58 PASS 3 2BC w H L Cam 2nd design No 4 2 3731349 3731349 1 10 50 630 57 58 PASS w C A C Cool Pack 35 amp exc dual 4BC H L Cam Yes 3 1 1925586 1 2 80 168 57 58 PASS P S w 35 amp Yes 3 1 3743028 1 2 95 177 57 58 Ser 6 w 40 45 amp 1 l D 8 cyl exc P S Yes 5 2 3732536 3732462 1 13 95 837 57 58 Ser 6 w 40 45 amp low cut in 8 cyl exc P S Yes 3 2 3732549 3732539 1 11 75 705 57 Ser 6 P S w 40 amp 8 cyl Yes 4 2 3732551 3732545 1 11 75 705 58 CORV exc H L Cam Yes 3 1 3750545 1 3 95 237 58 Ser 3w 35 amp Yes 31 1 3754100 1 2 95 177 58 Ser 4 exc 45 amp P S 58 Ser 6 6 cyl exc 45 amp P S No 5 1 1942911 1942911 1 2 80 168 49 58 ALL CORV w 5 separate lan FAN 12 blades 1866400 1 80 48 ALL ALL w 6 separate fan FAN 12 blades 1880558 1 1 30 78 58 ALL w 5 Q separate fan FAN 13 blades 1940994 1 1 30 78 NOTE Also used w 1105947 gen NOTE Larger dias give increased cooling but have higher noise level They are inter changeable with smaller dia fan provided there is clearance for the increased O D 2 275 GENERATOR MOUNTING UNIT less pulley Type No 40 52 ALL w long gen 35 amp 10 O L solid mounts 9 U 1102810 1 1 34 00 2040 52 ALL w short gen 54 PASS 54 55 COMM w short gen 6 volt 40 amp 9 O L solid mounts 28 U 1100028 1 32 10 1926 52 ALL w spec equip 53 54 PASS w spec equip 53 55 CORV 6 cyl 53 55 COMM w spec equip long gen 6 volt 45 amp 10 O L 53 55 UTIL 6 volt T stamped near name plate 85 U 1102785 1 1 35 95 2157 Exchange Price Shown Add 3 75 Net to prices if used Delco Remy Generator Assembly is not exchanged INOTE On 1952 models use 1922951 pulley and 1866400 lan TNOTE On 1949 51 Models replace collar and spacer with 817224 Collar 2274 2275 252 I Rzvnsso Novmsen 1 wsa