Code | Engine Plant |
F | Flint (Motor) |
H | Hydramatic |
K | St. Catherines, Ontario (McKinnon Industries Canada) |
M | GM of Mexico |
S | Saginaw Service |
T | Tonawanda |
V | Flint (Engine) |
A = Lakewood A = Atlanta GA | L = Van Nuys | W = Willow Run | 4 = Scarborough |
B = Baltimore | M = Lansing | X = Fairfax | 5 = Bowling Green |
C = Lansing (B) C = Southgate CA. | N = Norwood | Y = Wilmington | 5 = London |
D = Doraville GA | P = Pontiac (Pontiac) | Z = Fremont | 6 = Oklahoma City |
E = Linden | Q = Detriot | 1 = Wentzville | 7 = Lordstown |
F = Flint (Chevy) | R = Arlington | 1 = Oshawa #2 | 8 = Shreveport |
G = Framingham | S = St. Louis | 2 = Moraine (T&B) | 8 = Fujisawa (Japan) Luv |
H = Flint (Buick) | S = Ramos Arizpe | 2 = St. Therese | 9 = Detroit (Cadillac) |
J = Janesville | T = Tarrytown | 3 = Detroit (T&B) | 9 = Oshawa #1 |
K = Kansas City K - Kosai | U = Hamtramck U = Lordstown OH. | 3 = St. Eustache | 0 GM Truck Pontiac |
K = Leeds | V= Pontiac (GMC) | 4 = Orion |
Years | Casting | CID | Low Power | High Power | Main Caps | Comments |
---|---|---|---|---|---|---|
1980-85 | 140029 | 350 | - | - | 2 | car |
1973-80 | 330817 | 400 | 150 | 180 | 2 | car, truck |
1975 | 355909 | 262 | 110 | 110 | 2 | car, truck |
1976-85 | 355909 | 305 | - | - | 2 | A |
1975 | 360851 | 262 | - | - | 2 | Monza |
1976-79 | 361979 | 305 | - | - | 2 | car, truck |
1978-86 | 366245 | 350 | - | - | - | car |
1982-86 | 366286 | 350 | - | - | 4 | Chevrolet, siamese |
1982 | 366299 | 350 | - | - | 4 | Chevrolet, aluminium |
1956-67 | 383810 | 283 | - | - | 2 | - |
1967-68 | 389257 | 302 | - | - | 2 | Z-28 |
1968-73 | 391436 | 307 | - | - | 2 | - |
1965-67 | 393288 | 283 | - | - | 2 | car, truck |
1976-79 | 460776 | 305 | - | - | 2 | car, truck |
1976-79 | 460777 | 305 | - | - | 2 | car |
1978-79 | 460778 | 305 | - | - | 2 | car, truck |
1979-82 | 471511 | 267 | - | - | 2 | car, truck |
1976-85 | 581671 | 305 | - | - | 2 | A |
1985-94 | 1489363 | 350 | - | - | 2 | - |
1979-82 | 2135412 | 267 | - | - | 2 | - |
1979-82 | 2404929 | 267 | - | - | 2 | - |
1973-76 | 3030817 | 400 | - | - | 2 | car, truck |
1958-61 | 3556519 | 283 | - | - | 2 | car, truck |
1955 | 3703524 | 265 | 195 | _ | 2 | car, no filter |
1955-56 | 3720991 | 265 | 195 | 225 | 2 | car, truck |
1957 | 3731548 | 283 | 220 | 283 | 2 | - |
1956-67 | 3736935 | 283 | - | - | 2 | - |
1957-59 | 3737739 | 283 | 220 | 290 | 2 | car, truck |
1958-62 | 3756519 | 283 | 170 | 315 | 2 | car, truck |
1956-67 | 3756935 | 283 | - | - | 2 | - |
1962-65 | 3782870 | 327 | 250 | 375 | 2 | car, truck |
1956-67 | 3789187 | 283 | - | - | 2 | - |
1962-67 | 3789817 | 327 | 210 | 275 | 2 | car, truck |
1961-62 | 3789935 | 283 | 170 | 315 | 2 | Late 61 car & vette |
1962-67 | 3790721 | 283 | 170 | 220 | 2 | Chevy II |
1964-67 | 3791362 | 327 | 250 | 300 | 2 | Replaced 3790721 |
1958-63 | 3794226 | 283 | 170 | 195 | 2 | Car & truck |
1968-69 | 3794460 | 327 | 250 | 250 | 2 | truck |
1968-69 | 3814660 | 327 | - | - | 2 | F A |
1968-69 | 3814660 | 302 | - | - | 4 | Camaro, Z-28 |
1963 | 3830944 | 327 | - | 300 | 2 | - |
1956-67 | 3832338 | 283 | - | - | 2 | - |
1964-66 | 3834810 | 283 | 195 | 220 | 2 | Car, truck & marine |
1962-63 | 3834812 | 283 | 170 | 195 | 2 | car & truck |
1958-62 | 3837739 | 283 | - | - | 2 | - |
1964-68 | 3849852 | 283 | 195 | 220 | 2 | car & truck |
1956-67 | 3849859 | 283 | - | - | 2 | - |
1956-67 | 3849935 | 283 | - | - | 2 | - |
1964-67 | 3852174 | 327 | - | - | 2 | car, truck |
1968-76 | 3855961 | 350 | - | - | 2 | car |
1964-67 | 3858174 | 327 | 275 | 350 | 2 | Full, A & Y |
1964-67 | 3858180 | 327 | 250 | 300 | 2 | - |
1962-67 | 3858190 | 327 | - | - | 2 | - |
1965-67 | 3862194 | 283 | 195 | 220 | 2 | Chevy II |
1962-66 | 3864812 | 283 | 230 | - | 2 | car, truck |
1964-67 | 3868657 | 327 | 300 | - | 2 | - |
1962-67 | 3876132 | 327 | - | - | 2 | - |
1963 | 3889935 | 283 | - | - | 2 | truck |
1967 | 3892657 | 302 | 290 | 290 | 2 | Z-28, small journal |
1967 | 3892657 | 327 | 210 | 350 | 2 | car & truck |
1967 | 3892657 | 350 | 295 | 295 | 2 | Camaro |
1968-69 | 3892659 | 327 | 210 | - | 2 | - |
1967 | 3896944 | 283 | 195 | 195 | 2 | replaced by 307 in 68 |
1967 | 3896948 | 283 | 195 | 195 | 2 | identical to 3834810 |
1967 | 3903352 | 327 | 210 | 350 | 2 | cars only |
1969-80 | 3911460 | 350 | - | - | 2 | A |
1968-73 | 3914635 | 307 | - | - | 2 | car |
1968 | 3914636 | 307 | 200 | 200 | 2 | car & truck |
1968-69 | 3914638 | 327 | - | - | 2 | - |
1968-73 | 3914653 | 307 | - | - | 2 | A |
1968 | 3914660 | 327 | 210 | 300 | 2 | cars |
1968 | 3914678 | 302 | 290 | 290 | 2/4 | Camaro, Z-28 |
1968 | 3914678 | 327 | 210 | 350 | 2 | car & truck |
1968 | 3914678 | 350 | 295 | 295 | 2 | Camaro/ChevyII |
1965-67 | 3932288 | 283 | - | - | 2 | A |
1956-67 | 3932338 | 283 | - | - | 2 | - |
1974-75 | 3932368 | 350 | - | - | 2 | - |
1969-73 | 3932371 | 307 | - | - | 2 | car,truck |
1969-73 | 3932373 | 307 | - | - | 2 | car,truck |
1969 | 3932386 | 302 | 290 | 290 | 4 | Camaro Z28 |
1969 | 3932386 | 327 | 210 | 210 | 2 | Camaro |
1969 | 3932386 | 350 | 300 | 350 | 4 | - |
1969 | 3932388 | 302 | 290 | 290 | 4 | Z28 |
1969 | 3932388 | 350 | 300 | 300 | 4 | cars |
1968-69 | 3933100 | 327 | - | - | 2 | - |
1968-69 | 3933180 | 327 | - | - | 2 | - |
1968 | 3941174 | 307 | - | - | 2 | truck |
1956-67 | 3949852 | 283 | - | - | 2 | - |
1970-80 | 3951509 | 400 | 150 | 265 | 2/4 | car,truck |
1970-73 | 3951511 | 400 | 255 | 265 | 4 | B & G body |
1962-67 | 3953512 | 327 | - | - | 2 | - |
1968-69 | 3955618 | 327 | - | - | 4 | A,F,Vette |
1969 | 3956618 | 302 | 290 | 290 | 4 | Z28 |
1969 | 3956618 | 327 | 235 | 235 | 2 | fullsize |
1969 | 3956618 | 350 | 250 | 350 | 2/4 | cars |
1969 | 3956632 | 307 | 200 | 200 | 2 | car & truck |
1969-76 | 3958618 | 350 | - | - | 2 | A |
1962-63 | 3959512 | 327 | 250 | - | 2 | - |
1956-67 | 3959532 | 283 | - | - | 2 | - |
1968 | 3970010 | 327 | - | - | 2 | A |
1969-79 | 3970010 | 350 | 185 | 370 | 2 or 4 | car, truck, Vette |
1970-73 | 3970014 | 350 | 200 | 300 | 2/4 | LA built Camaro |
1969-73 | 3970020 | 307 | 115 | 200 | 2 | car,truck |
1969-72 | 3970024 | 307 | 130 | 200 | 2 | A,F,X |
1968-76 | 6259425 | 350 | - | - | - | car,truck |
1980-84 | 14010201 | 305 | - | - | 2 | car,truck |
1980-84 | 14010202 | 305 | - | - | 2 | car,truck |
1980-84 | 14010203 | 305 | - | - | 2 | car, truck |
1980-82 | 14010205 | 267 | - | - | 2 | - |
1980-85 | 14010207 | 350 | - | - | 4 | truck |
1980-85 | 14010209 | 350 | - | - | 4 | truck |
1978-86 | 14010231 | 305 | - | - | 2 | - |
1979-82 | 14010280 | 267 | - | - | 2 | car |
1982 | 14011064 | 350 | - | - | 4 | Chevrolet, high tin |
1979-82 | 14016375 | 267 | - | - | 2 | - |
1979-82 | 14016376 | 267 | - | - | 2 | car |
1978-85 | 14016379 | 350 | - | - | - | car, truck |
1980-84 | 14016381 | 305 | - | - | 2 | car, truck |
1978-88 | 14016383 | 305 | - | - | 2 | - |
1979-82 | 14040205 | 267 | - | - | 2 | - |
1978-86 | 14049047 | 305 | - | - | 2 | - |
1986-94 | 14079287 | 350 | - | - | - | - |
1987 | 14088526 | 350 | - | - | 2 | Camaro |
1986-94 | 14088548 | 350 | - | - | - | - |
1986-92 | 14088551 | 305 | - | - | 2 | - |
1988-94 | 14093627 | 305 | - | - | 2 | - |
1986-94 | 14093638 | 350 | - | - | - | - |
1988-94 | 14094766 | 305 | - | - | 2 | - |
1986-94 | 14101148 | 350 | - | - | - | - |
1987-88 | 14102058 | 305 | - | - | 2 | - |
1969-85 | 14316379 | 350 | - | - | 2 | - |
While 6 different bore size blocks have been produced, the small block engine can be classified into 3 bore sizes and 3 main bearing sizes. 283 blocks (3.875' bore, 2.3' main), 302/327/350 blocks (4' bore, 2.3' or 2.45' mains), and 400 blocks (4.126', 2.65' mains). In 1968 the main bearing saddles were increased in size from 2.3' to 2.45'.
Notes: 2 bolt ONLY means just that,. otherwise 2 or 4 bolt can mean either design... |