1978-1982 Corvette Alternator Generator Stamp Numbers

1978

Number Amp Code
1102394 37 amp L48 (unverified)
1102484 42 amp L48 & L82
1102908 63 amp L48 & L82 with C60 and/or C49 Rear Defogger

1979

Number Amp Code
1101041 70 amp L48 & L82 with C60 & C49 or UA1
1102394 37 amp L48 (unverified)
1102474 61 amp L48 & L82 with C60, except C49 or UA1
1102484 42 amp L48 & L82
1102908 63 amp L48 & L82 with C60 and/or C49

1980

Number Amp Code
1101041 70 amp Early with C60 & C49 or UA1 or K73
1101075 70 amp 2nd Production with C60 & C49 or UA1 or K73
1102474 61 amp Early with C60, except C49 or UA1
1103103 63 amp 3rd Production with C60, except C49 or UA1
1103122 63 amp 2nd Production with C60, except C49 or UA1

1981

Number Amp Code
1101075 70 amp C60 Air Conditioning & C49 Rear Defogger
1103103 63 amp Base with C60 Air Conditioning

1982

Number Amp Code
1101071 70 amp All Hatchback, & Coupe with C60 & C49 (unverified)
1101075 70 amp All with Hatchback, & Coupe with C60 & C49
1103091 63 amp Base Coupe with C60 (unverified)
1103103 63 amp Base Coupe with C60

Option Codes

Code Option
C49 Rear Defogger
C60 Air Conditioning
K66 Transistor Ignition
K73 70-Amp Alternator
UA1 Heavy-Duty Battery.