Small Block Chevy Cylinder Head Identification |
YEARS | CASTING# | CID | Intake | Exhaust | CC | COMMENTS |
1971-75 | 330545 | 307,350 | 1.72 | 1.5001 | 74 | |
1971-73 | 330862 | 400 | 1.94 | 1.5001 | - | |
1971-76 | 333881 | 350 | 1.72 | 1.5001 | - | |
1970-80 | 333882 | 350,400 | 1.94 | 1.5 | 76 | |
1973-80 | 340292 | 350 | 2.02 | 1.6 | 66 | |
1975-76 | 354434 | 262,305 | 1.72 | 1.3 | 62 | |
1976-79 | 358741 | 305 | 1.72 | 1.5 | - | |
1975-76 | 367450 | 262,305 | 1.72 | 1.3 | - | |
1980-84 | 376445 | 350 | 1.72 | 1.5001 | - | |
1969-79 | 376495 | 350 | - | - | ||
1970-73 | 399380 | 400 | ||||
1978-80 | 460703 | 350 | - | |||
1979-85 | 462624 | 350 | 1.94 | 1.5 | - | |
1976-83 | 468642 | 350 | 1.94 | 1.5 | - | |
1979-82 | 517513 | 267 | 1.72 | 1.3 | - | |
1968-69 | 3238882 | 350 | - | |||
1963-67 | 3297185 | 327 | 1.72 | 1.5001 | - | |
1955 | 3636839 | 265 | 1.72 | 1.5 | - | |
1955 | 3703523 | 265 | 1.72 | 1.5001 | - | |
1955-56 | 3713358 | 265 | 1.72 | 1.5 | - | |
1955-56 | 3713569 | 265 | 1.72 | 1.5 | - | |
1962-67 | 3714482 | 327 | 1.72 | 1.5 | ||
1956-57 | 3725306 | 265 | 1.72 | 1.5 | ||
1969-73 | 3727185 | 307 | 1.72 | 1.5001 | ||
1956 | 3731262 | 265 | 1.72 | 1.5 | - | |
1957 | 3731539 | 283 | 1.72 | 1.5 | - | |
1955-56 | 3731544 | 265 | 1.72 | 1.5 | - | |
1957-66 | 3731554 | 283 | 1.72 | 1.5 | - | |
1957 | 3731556 | 283 | 1.72 | 1.5 | - | |
1956 | 3731762 | 265 | 1.72 | 1.5001 | - | |
1960-61 | 3737465 | 283 | 1.72 | 1.5 | - | |
1962-67 | 3737775 | 283 | 1.72 | 1.5 | - | |
1957 | 3740997 | 283 | 1.72 | 1.5 | - | |
1958 | 3743056 | 283 | 1.72 | 1.5 | - | |
1962-67 | 3743096 | 327 | 1.72 | 1.5 | - | |
1957 | 3747363 | 265 | 1.72 | 1.5 | - | |
1958-61 | 3747363 | 265 | 1.72 | 1.5 | - | |
1962-67 | 3748056 | 327 | 1.72 | 1.5001 | - | |
1957-58 | 3748720 | 283 | - | 1.5 | ||
1957-62 | 3748770 | 283 | 1.72 | 1.5 | - | |
1958-59 | 3748772 | 283 | 1.72 | 1.5 | ||
1957-59 | 3755537 | 283 | 1.72 | 1.5 | ||
1959 | 3755538 | 283 | 1.72 | 1.5001 | - | |
1958-59 | 3755539 | 283 | 1.72 | 1.5 | - | |
1957-59 | 3755549 | 283 | 1.72 | 1.5 | - | |
1957-62 | 3755550 | 283 | 1.72 | 1.5 | - | |
1962-67 | 3755585 | 327 | 1.72 | 1.5 | - | |
1959 | 3760116 | 283 | 1.72 | 1.5 | - | |
1962-64 | 3767460 | 327 | 1.72 | 1.5 | 68 | |
1962-67 | 3767462 | 327 | 1.94 | 1.5 | - | |
1959 | 3767465 | 283 | 1.72 | 1.5001 | ||
1960-61 | 3767754 | 283 | 1.72 | 1.5 | ||
1960-67 | 3767792 | 283 | 1.72 | 1.5 | ||
1967-70 | 3770126 | 327 | 1.94 | 1.5 | ||
1955 | 3773012 | 265 | 1.72 | 1.5001 | ||
1964-67 | 3774634 | 327 | - | |||
1960-67 | 3774682 | 283,327 | 1.72 | 1.5 | ||
1962-64 | 3774684 | 283,327 | 1.72 | 1.5 | ||
1958 | 3774690 | 283 | - | |||
1960-67 | 3774692 | 283 | 1.72 | 1.5 | ||
1962-67 | 3782461 | 327 | 1.94 | 1.5 | ||
1962-67 | 3782879 | 327 | 1.94 | 1.5 | ||
1964-67 | 3790721 | 283 | 1.72 | 1.5 | ||
1965-67 | 3792563 | 327 | 1.72 | 1.5 | ||
1963-67 | 3795896 | 283,327 | 1.72 | 1.5 | ||
1963-67 | 3798996 | 327 | 1.72 | 1.5 | ||
1967 | 3814462 | 350 | 1.94 | 1.5001 | ||
1962-67 | 3814480 | 283,327 | 1.72 | 1.5 | ||
1962-67 | 3814482 | 283,327 | 1.72 | 1.5001 | ||
1959 | 3817680 | 283 | 1.72 | 1.5 | ||
1966-67 | 3817681 | 327 | 1.72 | 1.5 | ||
1967 | 3817681 | 350 | 1.72 | 1.5 | ||
1961-62 | 3817682 | 283 | 1.72 | 1.5 | ||
1955-56 | 3836839 | 265 | 1.72 | 1.5 | ||
1962-67 | 3836842 | 283,327 | 1.72 | 1.5 | ||
1963-64 | 3836924 | 283 | 1.72 | 1.5001 | ||
1958-62 | 3836942 | 283 | 1.72 | 1.5001 | ||
1958-62 | 3837063 | 283 | 1.72 | 1.5001 | ||
1956 | 3837064 | 265 | 1.72 | 1.5 | ||
1955-56 | 3837065 | 265 | 1.72 | 1.5 | ||
1957 | 3837739 | 283 | 1.72 | 1.5 | ||
1962-67 | 3837775 | 283 | 1.72 | 1.5001 | ||
1957-58 | 3848720 | 283 | 1.72 | 1.5 | ||
1965 | 3849820 | 327 | 1.72 | 1.5001 | ||
1965-67 | 3849935 | 283 | 1.72 | 1.5 | ||
1962-64 | 3852174 | 327 | 1.72 | 1.5 | ||
1962-67 | 3854520 | 283 | 1.72 | 1.5 | ||
1962-67 | 3854520 | 327 | 1.72 | 1.5 | ||
1968-76 | 3855961 | 350 | 1.72 | 1.5 | ||
1957-60 | 3867802 | 283 | 1.72 | 1.5 | ||
1956-57 | 3873064 | 265 | 1.72 | 1.5001 | ||
1962-67 | 3876132 | 327 | 1.94 | 1.5 | ||
1971-73 | 3876487 | 350 | 1.94 | 1.5001 | ||
1960-67 | 3876775 | 283,327 | 1.72 | 1.5 | ||
1960-67 | 3876775 | 327 | 1.72 | 1.5 | ||
1962-67 | 3884520 | 283,327 | 1.72 | 1.5 | ||
1967 | 3890462 | 302,327 | 2.02 | 1.6 | ||
1962-67 | 3891462 | 327 | 1.94 | 1.5001 | ||
1968 | 3911011 | 327 | 1.72 | 1.5001 | ||
1968-69 | 3911032 | 307,327 | 1.72 | 1.5 | ||
1958-62 | 3912264 | 283 | 1.72 | 1.5 | ||
1963-64 | 3912265 | 283 | 1.72 | 1.5 | ||
1968-70 | 3912291 | 327 | 1.94 | 1.5001 | ||
1967 | 3912311 | 350 | 1.94 | 1.5 | ||
1965-67 | 3912313 | 327 | 1.72 | 1.5 | ||
1968-73 | 3914636 | 307 | 1.72 | 1.5 | ||
1967 | 3917264 | 302 | 2.02 | 1.6 | ||
1968-69 | 3917290 | 307,327 | 1.72 | 1.5 | ||
1967-69 | 3917291 | 302,327 | 2.02 | 1.6 | ||
1968-69 | 3917291 | 350 | 1.94 | 1.5 | 63.305 | |
1968 | 3917292 | 327 | 1.94 | 1.5 | ||
1968-69 | 3917293 | 307,327 | 1.72 | 1.5 | ||
1966 | 3921175 | 327 | 2.02 | 1.6 | ||
1968-72 | 3923441 | 350 | 1.94 | 1.5001 | ||
1968-73 | 3927185 | 307,350 | 1.72 | 1.5 | ||
1969 | 3927185 | 327 | 1.72 | 1.5 | ||
1968-69 | 3927186 | 302 | 2.02 | 1.6 | ||
1968-69 | 3927186 | 327 | 2.02 | 1.6 | ||
1970-72 | 3927186 | 350 | 2.02 | 1.6 | ||
1969-70 | 3927187 | 302,350 | 2.02 | 1.6 | ||
1969 | 3927188 | 307 | 1.72 | 1.5 | ||
1969 | 3927188 | 327 | 1.72 | 1.5 | ||
1969 | 3927188 | 350 | 1.72 | 1.5 | ||
1968 | 3928454 | 307 | 1.72 | 1.5 | ||
1968 | 3928455 | 302 | 2.02 | 1.6 | ||
1968 | 3928455 | 327 | 2.02 | 1.6 | ||
1968 | 3928494 | 327 | 2.02 | 1.6 | ||
1968 | 3928494 | 350 | 2.02 | 1.6 | ||
1968 | 3928495 | 327 | 1.94 | 1.5 | ||
1968-73 | 3931633 | 307 | 1.72 | 1.5 | ||
1968-76 | 3931635 | 350 | 1.72 | 1.5 | ||
1968-69 | 3931637 | 327 | 1.94 | 1.5 | ||
1968 | 3931638 | 327 | 1.72 | 1.5 | ||
1968 | 3931639 | 302 | 2.02 | 1.6 | ||
1968-73 | 3932373 | 307 | 1.72 | 1.5 | ||
1969-72 | 3932441 | 327,350 | 1.94 | 1.5 | ||
1968-69 | 3932454 | 307 | 1.72 | 1.5 | ||
1976 | 3932882 | 400 | 1.94 | 1.5 | ||
1968-73 | 3933148 | 350 | - | - | ||
1968 | 3941174 | 327 | - | - | ||
1969 | 3946812 | 350 | 1.72 | 1.5 | ||
1969-70 | 3946813 | 350 | 1.72 | 1.5 | ||
1969-70 | 3947014 | 350 | - | - | ||
1968-70 | 3947041 | 350 | 1.94 | 1.5 | ||
1970-71 | 3951598 | 400 | 1.94 | 1.5 | ||
1968-77 | 3964286 | 350 | 1.72 | 1.5 | ||
1967-70 | 3970126 | 327 | 1.94 | 1.5 | ||
1971-73 | 3973195 | 400 | - | - | ||
1964-70 | 3973414 | 327 | 2.02 | 1.6 | ||
1968-72 | 3973487 | 350 | 1.94 | 1.5 | ||
1968-73 | 3973487 | 350 | 2.02 | 1.6 | ||
1972-76 | 3973493 | 400 | 1.94 | 1.5 | ||
1967 | 3981462 | 302 | 1.94 | 1.5 | ||
1962-67 | 3981462 | 327 | 1.94 | 1.5 | ||
1967 | 3981462 | 350 | 1.94 | 1.5 | ||
1971-72 | 3986316 | 350 | - | - | ||
1969-79 | 3986330 | 350 | - | - | ||
1968-69 | 3986339 | 307 | 1.72 | 1.5 | ||
1970-76 | 3986339 | 350 | 1.72 | 1.5 | ||
1968-71 | 3986388 | 307 | 1.72 | 1.5 | ||
1972-76 | 3986388 | 350 | 1.72 | 1.5 | ||
1962-68 | 3990462 | 327 | 1.94 | 1.5 | - | dbl bump |
1962-68 | 3990462 | 327 | 2.02 | 1.6 | - | dbl bump |
1969-72 | 3991492 | 350 | 2.02 | 1.6 | - | service only |
1971 | 3997417 | 307 | 1.72 | 1.5001 | 72 | cars |
1972 | 3998916 | 400 | 1.94 | 1.5 | ||
1972-74 | 3998920 | 350 | 1.94 | 1.5 | ||
1968-69 | 3998991 | 307 | 1.72 | 1.5 | ||
1970-76 | 3998991 | 350 | 1.72 | 1.5 | ||
1968-76 | 3998993 | 350 | 1.72 | 1.5 | - | truck |
1972 | 3998997 | 400 | 1.94 | 1.5 | ||
1968-76 | 6259425 | 350 | 1.72 | 1.5 | ||
1973 | 6259515 | 350 | 1.94 | 1.5001 | 76 | cars |
1968-76 | 6260856 | 350 | 1.72 | 1.5 | ||
1972-73 | 6272070 | 350 | 1.72 | 1.5001 | 76 | |
1968 | 8917291 | 350 | 1.94 | 1.5000 | 64 | |
1987 | 10065206 | 350 | 1.94 | 1.5001 | - | EFI |
88-up | 10088113 | 350 | 1.94 | 1.5 | 58cc | angle plug, alum., Vette, raised (.100") D-port exhaust |
1980-82 | 14014415 | 267 | 1.721.3 | |||
1980-84 | 14014416 | 305 | 1.85 | 1.5 | - | 4 barrel |
1984-88 | 14019261 | 350 | 1.94 | 1.5001 | ||
1980 | 14020517 | 350 | ||||
1981 | 14020555 | 305 | ||||
1981 | 14020556 | 350 | ||||
1985 | 14022056 | 350 | 1.94 | 1.5001 | ||
1980-84 | 14022301 | 305 | 1.85 | 1.5 | ||
1980-82 | 14022601 | 267 | 1.72 | 1.3 | ||
1980-86 | 14022601 | 305 | 1.84 | 1.5001 | ||
1986 | 14085963 | 350 | 1.94 | 1.5001 | ||
1986-88 | 14089119 | 350 | 1.94 | 1.5001 | - | EFI |
1987 | 14101083 | 350 | 1.94 | 1.5001 | - | EFI |
1987 | 14101128 | 350 | 1.94 | 1.5001 | - | EFI |
1986-88 | 14102191 | 350 | 1.94 | 1.5001 | - | EFI, swirl port |
1986-88 | 14102193 | 350 | 1.94 | 1.5001 | - | EFI |
1986-91 | 10110810 | 305 | 1.84 | 1.5001 | - | EFI,swirl port, stat wgn |
1986-91 | 14101081 | 305 | 1.84 | 1.5001 | - | EFI, std port |
1988-93 | 14102188 | 350 | 1.94 | 1.5001 | - | EFI, swirl port |
1986-91 | 14102187 | 305 | 1.84 | 1.5001 | - | EFI, swirl port |