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1968 to 1982 C3 Corvette Casting Numbers for Blocks, Heads, Intakes and Exhaust Manifolds

Casting numbers for 1968 to 1982 C3 Corvette engine blocks, cylinder heads, intake manifolds, and exhaust manifolds.

Published September 16, 2019

C3 Corvette 1968 to 1972 Exhaust Manifold Casting Numbers Information Banner
Corvette YearEngine TypeBlockCylinder HeadIntakeExhaust Manifold (LH)Exhaust Manifold (RH)
1968327 - 300 HP (Early) Base39146603917291391980338727653872778
1968327 - 300 HP (Late) Base39146783917292391980338727653872778
1968327 - 350 HP L7939146783917292391980338727653872778
1968427 - 390 HP (Early) L3639163213917215391984938808273880828
1968427 - 400 HP (Early) L6839163213917215391985038808273880828
1968427 - 430 HP (Early) L8839163213919842388506938808273880828
1968427 - 435 HP (Early) L71/L8939163213919840391985238808273880828
1968427 - 390 HP (Late) L3639354393917215391984938808273880828
1968427 - 400 HP (Late) L6839354393917215393779538808273880828
1968427 - 430 HP (Late) L8839354393919842393319838808273880828
1968427 - 435 HP (Late) L71/L8939354393919840393779738808273880828
1969350 - 300 HP (Early) Base39323863927186392718438727653932461
1969350 - 350 HP (Early) L4639323863927186392718438727653932461
1969350 - 300 HP (Mid) Base39566183927186392718438727653932461
1969350 - 350 HP (Mid) L4639566183927186392718438727653932461
1969350 - 300 HP (Late) Base39700103947041392718438727653932461
1969350 - 350 HP (Late) L4639700103927187392718438727653932461
1969427 - 390 HP (Early) L3639354393931063394780138808273880828
1969427 - 400 HP (Early) L6839354393931063393779538808273880828
1969427 - 430 HP (Early) L8839354393946074038808273880828
1969427 - 435 HP (Early) L7139354393919840393779738808273880828
1969427 - 390 HP (Mid) L3639552703931063394780138808273880828
1969427 - 400 HP (Mid) L6839552703931063393779538808273880828
1969427 - 430 HP (Mid) L8839552703946074038808273880828
1969427 - 435 HP (Mid) L7139552703919840393779738808273880828
1969427 - 390 HP (Late) L3639635123931063394780138808273880828
1969427 - 400 HP (Late) L6839635123931063393779538808273880828
1969427 - 430 HP (Late) L8839635123946074038808273880828
1969427 - 435 HP (Late) L7139635123919840393779738808273880828
1969427 - 430 HP ZL1/L88 (Aluminium)39460523946074393319838808273880828
1969427 - 435 HP L89 (Aluminium)03919842038808273880828
1970350 - 300 HP Base (Early)39700103927186396557738465593932465
1970350 - 300 HP Base (Late)39700103927186396557738465593989036
1970350 - 350 HP L46 (Early)39700103927186396557738465593932465
1970350 - 350 HP L46 (Late)39700103927187396557738465593989036
1970350 - 370 HP LT139700103973414397211038727653932461
1970454 - 390 HP LS5 (Early)39635123964290395528739698693880828
1970454 - 390 HP LS5 (Late)39635123964290396980239698693880828
1971350 - 270 HP Base39700103973487397346938465593989036
1971350 - 330 HP LT139700103973487395959438727653932461
1971454 - 365 HP LS539635123993820395528738808693880828
1971454 - 425 HP LS6 (Early)39635123946074396747438808693880828
1971454 - 425 HP LS6 (Late)39635123946074396356938808693880828
1972350 - 200 HP Base (Early)39700103998993626375139324613989036
1972350 - 200 HP Base (Late)39700143973487626375139324613932461
1972350 - 255 HP LT1 (Early)3970010399899339595943932463932461
1972350 - 255 HP LT1 (Late)39700143973487395959439324613932461
1972454 - 270 HP LS539992893999241626375339698693880828
1973350 - 190 HP L48 (Early)39700143998993399777039324613932461
1973350 - 190 HP L48 (Mid)3970010333881399777139324613932461
1973350 - 190 HP L48 (Late)3970010333882399777139324613932461
1973350 - 250 HP L823970010330545399777139324613932461
1973454 - 275 HP LS4399928935304935301539698693880828
1974350 - 195 HP L48 (Early)397001033388134026139324613932461
1974350 - 195 HP L48 (Late)397001033388234026139324613932461
1974350 - 250 HP L82397001033388234026139324613932461
1974454 - 275 HP LS4 (Early)399928933678135301539698693880828
1974454 - 275 HP LS4 (Late)399928933678133678939698693880828
1975350 - 165 HP L48397001033388234624939324613932461
1975350 - 250 HP L82397001033388234624939324613932461
1976350 - 180 HP L48397001033388234624939324613932461
1976350 - 210 HP L82397001033388234624939324613932461
1977350 - 180 HP L48 (Early)397001033388234624939324613932461
1977350 - 180 HP L48 (Late)397001037645034624939324613932461
1977350 - 210 HP L82397001033388234624939324613932461
1978350 - 175 HP L48397001046262434624939324613932461
1978350 - 185 HP L48397001046262434624939324613932461
1978350 - 220 HP L82397001046262445852039324613932461
1979350 - 195 HP L48 (Early)39700104626241400737639324613932461
1979350 - 195 HP L48 (Late)140163794626241401443339324613932461
1979350 - 225 HP L82 (Early)397001046262445852039324613932461
1979350 - 225 HP L82 (Late)140163794626241400737839324613932461
1980305 - 180 HP LG4471511114014416140144321403767114037672
1980350 - 190 HP L48 (Early)39700104626241401443239324613932461
1980350 - 190 HP L48 (Late)140102074626241401443239324613932461
1980350 - 230 HP L82 (Early)39700104626241401443239324613932461
1980350 - 230 HP L82 (Late)140102074626241401443239324613932461
1981350 - 190 HP L8114010207462624140330581403767114037672
1982350 - 200 HP L8314010207462624140313721403767114037672

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