| 140029 |
350 |
1980-85 |
2 |
Car |
|
| 330817 |
400 |
1970-76 |
2 |
Car |
3 freeze plugs/side |
| 330817 |
400 |
1975-80 |
2 |
Truck |
3 freeze plugs/side |
| 355909 |
305 |
1976-79 |
2 |
Truck |
|
| 355909 |
305 |
1978-79 |
2 |
Passenger, Malibu, Camaro, Nova, Monte Carlo |
|
| 355909 |
262 |
1975 |
2 |
Car & Truck |
|
| 355909 |
305 |
1976-79 |
2 |
|
|
| 360851 |
262 |
1975-76 |
2 |
Monza V-8 |
|
| 361979 |
305 |
1976-79 |
2 |
Passenger, Camaro, Malibu, Monte Carlo, Nova, Chevelle |
|
| 366245 |
350 |
1978-82 |
2 & 4 |
Passenger, Malibu, Camaro, Nova |
Dipstick in oil pan, Bowtie High Tin |
| 366286 |
(350) |
1982-1986 |
4 |
|
Bowtie, Aluminum, siamesed, straight nodular iron main caps, 2-piece seal, 4.00-4.150" bores, 2.45" main journals |
| 366287 |
(350) |
(1982) |
4 |
|
Bowtie, Aluminum, siamesed, straight nodular iron main caps, 2-piece seal, 4.00-4.150" bores, 2.45" main journals |
| 366299 |
(350) |
(1982) |
4 |
|
Bowtie, Aluminum, nodular iron splayed caps, wet sump, 4.00" bore |
| 376450 |
350 |
1978 |
4 |
Corvette (ungewiss) |
|
| 383810 |
283 |
1956-67 |
2 |
|
|
| 389257 |
302 |
1967-68 |
2 |
Z-28 |
|
| 391436 |
307 |
1968-73 |
2 |
|
|
| 393288 |
283 |
1965-67 |
2 |
Car & Truck |
|
| 460703 |
350 |
1978 |
4 |
Corvette (ungewiss) |
corvette uncertain |
| 460776 |
305 |
1976-79 |
2 |
Truck |
|
| 460776 |
305 |
1978-79 |
2 |
Passenger, Malibu, Camaro, Nova, Monte Carlo |
|
| 460777 |
305 |
1978-79 |
2 |
Passenger, Malibu, Camaro, Nova, Monte Carlo |
|
| 460778 |
305 |
1978-79 |
2 & 4 |
Truck, Passenger, Malibu, Camaro, Nova, Monte Carlo |
Some Canadian HD blocks have 4-bolt main caps |
| 471511 |
267 |
1979-82 |
2 |
Malibu,Monte Carlo |
|
| 581671 |
305 |
1976-85 |
2 |
|
|
| 1489363 |
350 |
1985-94 |
2 |
|
|
| 2135412 |
267 |
1979-82 |
2 |
|
|
| 2404929 |
267 |
1979-82 |
2 |
|
|
| 3030817 |
400 |
1973-76 |
2 |
Car & Truck |
|
| 3556519 |
283 |
1958-61 |
2 |
Car & Truck |
|
| 3558618 |
350 |
1968-76 |
2 |
|
|
| 3703524 |
265 |
55 |
2 |
Corvette & Passenger |
195 HP, no oil filter |
| 3720991 |
265 |
1955-57 |
2 |
Corvette, Passenger, Truck |
|
| 3731548 |
283 |
1957 |
2 |
Corvette |
No side motor mounts |
| 3731548 |
265 |
1957 |
2 |
|
No side motor mounts |
| 3736935 |
283 |
1956-67 |
2 |
|
|
| 3737737 |
283 |
1957-62 |
2 |
|
2-bolt |
| 3737739 |
283 |
1957-64 |
2 |
Corvette & Passenger |
220-290hp Corvette's |
| 3756519 |
283 |
1958-62 |
2 |
Corvette & Passenger |
|
| 3756935 |
283 |
1956-67 |
2 |
|
|
| 3782870 |
327 |
1962-67 |
2 |
Passenger, Corvette, Chevelle, Truck |
Small Journal |
| 3789187 |
283 |
1956-67 |
2 |
|
- |
| 3789817 |
283 |
1958-68 |
2 |
|
|
| 3789817 |
327 |
1962-67 |
2 |
Passenger,Chevelle,Truck |
Small Journal |
| 3789935 |
283 |
1961-66 |
2 |
Corvette, Passenger, Truck |
|
| 3790721 |
283 |
1962-65 |
2 |
Chevy II |
Recessed oil filter boss |
| 3790721 |
327 |
1964-67 |
2 |
Chevy II |
Recessed oil filter boss |
| 3791362 |
327 |
1962-67 |
2 |
Chevy II |
Recessed oil filter boss, Replaced 3790721, Small Journal |
| 3791363 |
327 |
1966-67 |
2 |
Chevy II Nova |
Recessed filter |
| 3792563 |
327 |
1965 |
2 |
|
|
| 3792582 |
283 |
1964-65 |
2 |
|
|
| 3794226 |
283 |
1958-63 |
2 |
Passenger & Truck |
passenger |
| 3794460 |
327 |
1962-69 |
2 |
Pass,Chevelle,Camaro,Nova, Truck |
Large Journal |
| 3814660 |
302 / 327 |
1968-69 |
2 & 4 |
Camaro, Z-28, Corvette |
|
| 3830944 |
327 |
1963 |
2 |
|
|
| 3832338 |
283 |
1956-67 |
2 |
|
|
| 3834810 |
283 |
1964-66 |
2 |
Passenger, Chevelle, Truck, Marine |
|
| 3834812 |
283 |
1962-63 |
2 |
Passenger, Commercial trucks |
|
| 3837739 |
283 |
1958-62 |
2 |
Truck |
|
| 3849852 |
283 |
1957-68 |
2 |
Truck, Passenger, Chevelle |
|
| 3849859 |
283 |
1956-67 |
2 |
Car & Truck |
- |
| 3849935 |
283 |
1965-67 |
2 |
Passenger,Chevelle |
|
| 3852174 |
327 |
1964-67 |
2 |
|
car, truck |
| 3855961 |
350 |
1968-76 |
2 |
|
car |
| 3858174 |
327 |
1964-67 |
2 |
Passenger, Chevelle, Camaro, Truck |
Small Journal |
| 3858174 |
327 |
1966 |
2 |
Corvette |
300,350 HP Small Journal |
| 3858174 |
350 |
1967 |
2 |
Camaro |
|
| 3858180 |
327 |
1964-67 |
2 |
Passenger, Chevelle, Camaro, Truck |
Small journal |
| 3858180 |
327 |
1965 |
2 |
Corvette |
|
| 3858190 |
327 |
1962-67 |
2 |
|
- |
| 3858618 |
350 |
1968-76 |
2 & 4 |
|
unverified |
| 3862194 |
283 |
1965-67 |
2 |
Chevy II Nova |
Recessed oil filter boss |
| 3864812 |
283 |
1962-67 |
2 |
Passenger, Chevelle, Chevy II, Truck |
|
| 3868657 |
327 |
1964-67 |
2 |
|
|
| 3876132 |
327 |
1962-67 |
2 |
|
|
| 3889935 |
283 |
1963 |
2 |
Truck |
|
| 3892657 |
327 |
1964-67 |
2 |
Passenger,Chevelle, Truck |
Std & Hi Perf Small Journal |
| 3892657 |
302 / 327 |
1967 |
2 |
Camaro & Z28 |
Small Journal |
| 3892657 |
350 |
1967 |
2 |
Camaro |
|
| 3892657 |
327 |
1966-67 |
2 |
Passenger, Chevelle, Corvette, Camaro |
300,350 HP Small Journal |
| 3892659 |
327 |
1968-69 |
2 |
|
Large Journal |
| 3896944 |
283 |
1967 |
2 |
Passenger, Chevelle |
Replaced by 307 in 1968 |
| 3896948 |
283 |
1965-67 |
2 |
Passenger, Chevelle, Truck |
Identical to 3834810 |
| 3903352 |
327 |
1964-67 |
2 |
Passenger, Chevelle, Corvette, Camaro |
Samll Journal |
| 3911460 |
350 |
1969-80 |
2 |
|
|
| 3914635 |
307 |
1968-73 |
2 |
Passenger, Chevelle, Camaro, Nova, Truck |
|
| 3914636 |
307 |
1968-73 |
2 |
Passenger, Chevelle, Camaro, Nova, Truck |
|
| 3914638 |
327 |
1968 |
2 |
Truck |
|
| 3914653 |
307 |
1968-73 |
2 |
|
|
| 3914660 |
327 |
1968 |
2 |
Passenger, Chevelle, Camaro, Nova, Corvette, Truck |
|
| 3914678 |
327 |
1968 |
2 |
Corvette |
300,350 HP Large Journal |
| 3914678 |
350 |
1968-74 |
2 |
Passenger, Chevelle, Camaro, Nova, MonteCarlo |
|
| 3914678 |
350 |
1969-76 |
2 |
Truck |
|
| 3914678 |
350 |
1978-79 |
2 |
Passenger, Malibu, Camaro, Nova |
|
| 3914678 |
302 |
1968 |
2 |
Z28 Camaro |
|
| 3914678 |
327 |
1968-69 |
2 |
Passenger, Chevelle, Chevy II, Camaro, Corvette |
Large Journal |
| 3931174 |
307 |
1968 |
2 |
Truck |
|
| 3932288 |
283 |
1965-67 |
2 |
|
|
| 3932338 |
283 |
1962-67 |
2 |
|
|
| 3932368 |
350 |
1974-75 |
2 |
|
|
| 3932371 |
307 |
1969-73 |
2 |
Passenger, Chevelle, Camaro, Nova |
|
| 3932373 |
307 |
1968-73 |
2 |
Passenger, Chevelle, Camaro, Nova, Truck |
|
| 3932386 |
327 |
1968-69 |
2 |
Passenger, Chevelle, Camaro, Nova |
Large Journal |
| 3932386 |
350 |
1969-74 |
4 |
Passenger, Chevelle, Camaro, Nova, Monte Carlo, Corvette |
High Performance, 300,350 HP |
| 3932386 |
302 |
1969 |
4 |
Camaro Z28 |
|
| 3932388 |
350 |
1968-79 |
2 & 4 |
Passenger, Chevelle, Camaro, Nova, Monte Carlo, Truck |
|
| 3932388 |
302 |
1969 |
4 |
Z28 Camaro |
|
| 3932442 |
350 |
1967 |
2 |
Camaro |
|
| 3933100 |
327 |
1968-69 |
2 |
|
. |
| 3933180 |
327 |
1968-69 |
2 |
Passenger, Chevelle, Camaro, Nova,Truck |
Large Jounal |
| 3941174 |
307 |
1968 |
2 |
Truck |
|
| 3949852 |
283 |
1956-67 |
2 |
|
|
| 3951509 |
400 |
1970-80 |
2 & 4 |
Car & Truck |
2 freeze plugs/side |
| 3951511 |
400 |
1970-80 |
4 |
Passenger, Chevelle, Monte Carlo |
4 bolt main, 3 freeze plugs/side, Some replacement blocks had 2-bolt main caps |
| 3953512 |
327 |
1962-67 |
2 |
|
|
| 3955618 |
350 |
1969 |
4 |
Corvette |
300,350 HP |
| 3956618 |
302 |
1969 |
4 |
Z28 Camaro |
Early 69 |
| 3956618 |
327 |
1968-69 |
2 |
Passenger, Chevelle, Camaro, Nova |
Large Journal |
| 3956618 |
350 |
1969-76 |
2 & 4 |
Passenger, Chevelle, Chevy II, Corvette, Camaro, Monte Carlo, Truck |
|
| 3956632 |
307 |
1969-73 |
2 |
Passenger, Chevelle, Camaro, Nova,Truck |
|
| 3958618 |
350 |
1969-76 |
2 |
|
|
| 3959512 |
327 |
1962-67 |
2 |
|
Was also used for some replacement blocks |
| 3959532 |
283 |
1956-67 |
2 |
|
|
| 3970010 |
350 |
1969 |
4 |
Corvette |
Late 69 |
| 3970010 |
302 |
1969 |
4 |
Camaro Z28 |
Late 69 |
| 3970010 |
350 |
1969-79 |
2 & 4 |
Passenger, Chevelle, Camaro, Corvette, Nova, Monte Carlo, Truck |
|
| 3970010 |
350 |
1970 |
4 |
Corvette |
300,350,370 HP |
| 3970010 |
350 |
1971 |
4 |
Corvette |
270,330 HP |
| 3970010 |
350 |
1972 |
4 |
Corvette |
200,255 HP |
| 3970010 |
327 |
1968 |
2 |
Truck and Industrial |
|
| 3970014 |
350 |
1969-77 |
2 & 4 |
Passenger, Chevelle, Camaro, Nova, Monte Carlo |
|
| 3970014 |
350 |
1969-79 |
2 & 4 |
Truck |
|
| 3970014 |
350 |
1972 |
4 |
Corvette |
Late 72, 200 HP, 255HP |
| 3970014 |
350 |
1970-73 |
2 & 4 |
Camaro |
LA built Camaro |
| 3970020 |
307 |
1968-73 |
2 |
Passenger, Chevelle, Camaro, Nova, Truck |
|
| 3970024 |
307 |
1969-73 |
2 |
Pass,Chevelle,Camro, Nova,Truck |
|
| 3992386 |
327 |
1968-69 |
2 |
Pass,Chevelle,Camro, Nova,Truck |
Large Jounal |
| 4715111 |
305 |
1980 |
2 |
|
|
| 6259425 |
350 |
1969-76 |
2 |
Car & Truck |
|
| 10036033 |
350 |
|
4 |
|
Goodwrench Crate Motor, 2-piece rear seal, "Hecho en Mexico" |
| 10046164 |
305 |
1986 |
2 |
|
|
| 10051182 |
(350) |
|
2 & 4 |
Car & Truck |
Bowtie, 3.75"- 4.30" bores, 1 or 2-piece rear seal, Passenger stick |
| 10051184 |
350 |
1986-up |
4 |
|
Bowtie, 4.00"-4.155" bores, 1 or 2-piece rear seal |
| 10054727 |
350 |
1986-up |
2 & 4 |
Car & Truck |
1-piece rear seal, Passenger stick, some "Made in Canada" |
| 10066036 |
350 |
- |
2 & 4 |
|
Target Master/Goodwrench crate motor, 2-piece rear seal, Pasenger Stick, "Hecho en Mexico" |
| 10066038 |
350 |
1994 |
4 |
|
Goodwrench crate motor, 2-piece rear seal, "Hecho en Mexico" |
| 10090511 |
350 |
1990 |
2 |
Corvette ZR1 |
LT-5, 375HP |
| 10125327 |
350 |
1996-96 |
2 & 4 |
|
Gen.II LT-4, reverse flow cooling |
| 10125327 |
350 |
1992-96 |
2 & 4 |
Camaro & Firebird |
Gen.II LT-1, reverse flow cooling, Roller Cam |
| 10134996 |
(400) |
- |
4 |
|
Bowtie, Aluminum, 4.125" bore 2.65" main journals |
| 10153558 |
350 |
1991-92 |
4 |
Corvette ZR1 |
LT-5, 375HP |
| 10168588 |
265 |
1994-96 |
2 |
|
L99, Gen.II, 4.3 Liter V-8, Caprice, reverse flow cooling |
| 10199001 |
350 |
1993-95 |
4 |
Corvette ZR1 |
LT-5, 405HP |
| 10243878 |
305 |
1996-97 |
2 |
Truck |
Vortec truck, Roller Cam, One-piece rear seal |
| 10243880 |
350 |
1995-up |
2 & 4 |
|
Gen.I Crate Motors and "ZZ4", Roller Cam, one piece rear seal |
| 12550592 |
350 |
1997-up |
|
|
Crossbolted LS-1 Aluminum, Gen.III, 150-180HP |
| 12551364 |
365 |
1998-up |
|
|
Gen III 6.0L Iron Block. LQ-4 and LQ-9 |
| 12559378 |
350 |
1997-up |
|
|
Crossbolted LS-1 Aluminum, Gen.III |
| 12559846 |
350 |
1997-up |
|
|
Crossbolted LS-1 Aluminum, Gen.III, 175-220HP |
| 12560621 |
350 |
1997-up |
|
|
Crossbolted LS-1 Aluminum, Gen.III, 175-220HP |
| 12560626 |
350 |
1998-00 |
|
|
Crossbolted LS-1 Aluminum, Gen.III |
| 12560629 |
350 |
1997-up |
|
|
Crossbolted LS-1 Aluminum, Gen.III |
| 12561168 |
350 |
1997-04 |
|
|
Crossbolted Block, Gen.III, "LS1/LS6", 195-240HP |
| 12561358 |
293/325 |
99 & UP |
|
|
Gen III 4.8L and 5.3L Iron Block, 220-283HP |
| 12562174 |
350 |
1997-up |
|
|
Crossbolted LS-1 Aluminum, Gen.III, 170-315HP |
| 12568952 |
364 |
2005 |
|
|
LS-2, 250-375HP |
| 12573581 |
365 |
1998-up |
|
|
Gen III 6.0L Iron Block. LQ-4 and LQ-9 |
| 12577184 |
365 |
1998-up |
|
|
Gen III 6.0L Iron Block. LQ-4 and LQ-9 |
| 14010201 |
305 |
1980-85 |
2 |
Passenger, Malibu, Monte Carlo, Camaro, Nova, Truck |
170-350HP, Passenger stick |
| 14010202 |
305 |
1980-85 |
2 |
Passenger, Malibu, Monte Carlo, Camaro, Nova, Truck |
170-195HP, Passenger stick |
| 14010203 |
305 |
1980-85 |
2 |
Passenger, Malibu, Monte Carlo, Camaro, Nova, Truck |
170-200HP, Passenger stick |
| 14010205 |
267 |
1980-82 |
2 |
Malibu, Monte Carlo, Truck |
|
| 14010207 |
350 |
1980-85 |
2 & 4 |
Passenger, Malibu, Camaro, Corvette, Truck |
195-375HP |
| 14010209 |
350 |
1980-85 |
2 & 4 |
Passenger, Malibu, Camaro, Truck |
195-350HP, Passenger stick |
| 14010231 |
305 |
1978-86 |
2 |
|
210-350HP |
| 14010280 |
267 |
1979-82 |
2 |
Malibu, Monte Carlo |
200-300HP, Passenger stick |
| 14010287 |
350 |
1980-82 |
2 |
|
Passenger stick |
| 14011064 |
350 |
1980-86 |
4 |
|
High Tin, Passenger stick, 295HP |
| 14011148 |
350 |
1987-89 |
2 & 4 |
|
Roller cam, one-piece rear seal 300&350HP |
| 14016375 |
267 |
1979-82 |
2 |
|
290HP |
| 14016376 |
267 |
1979-82 |
2 |
Malibu,Monte Carlo |
Passenger stick, 150-290HP |
| 14016379 |
350 |
1977-79 |
2 & 4 |
Passenger, Chevelle, Camaro, Nova, Corvette, Monte Carlo |
255, 265, 290HP |
| 14016379 |
267 |
1977-79 |
2 |
|
Dipstick in pan, 235HP |
| 14016381 |
305 |
1976-85 |
2 |
Passenger, Malibu, Camaro, Nova,Truck |
145-350HP, Passenger stick After 79 |
| 14016382 |
305 |
1979-85 |
2 |
|
Passenger stick, 200-255PS |
| 14016383 |
305 |
1980-85 |
2 |
Truck |
|
| 14040205 |
267 |
1979-82 |
2 |
|
|
| 14049047 |
305 |
1978-86 |
2 |
|
|
| 14079287 |
350 |
1986-90 |
|
Truck |
Passenger stick, one piece seal |
| 14088526 |
350 |
1987-89 |
|
Camaro |
Roller cam, Passenger stick , one-piece rear seal, 300-375HP |
| 14088548 |
350 |
1986-88 |
2 & 4 |
Truck, Corvette |
Passenger stick, one piece seal, 375HP |
| 14088551 |
305 |
1986-88 |
2 |
Passenger, Malibu, Truck |
Passenger stick, one-piece rear main seal, 345HP |
| 14093627 |
305 |
1987-95 |
2 |
Passenger, Malibu |
Roller cam, Passenger stick, one-piece rear seal, 345HP |
| 14093638 |
350 |
1987-95 |
2 & 4 |
Camaro, Truck |
Roller or flat tappet cam, Passenger stick, one-piece rear seal, 190HP-400HP |
| 14094766 |
305 |
1986-up |
2 |
|
Passenger stick, One-piece rear seal |
| 14101147 |
305 |
1986-up |
2 |
|
Passenger stick, one piece seal |
| 14101148 |
350 |
1986-up |
2 & 4 |
Camaro |
One piece rear main seal, Late model roller non LT1, -225HP |
| 14102058 |
305 |
1987-91 |
2 |
Pass,Malibu,Monte Carlo, Camaro, Truck |
Roller cam, Passenger stick, one-piece rear seal, 205HP+ |
| 14316379 |
350 |
1969-85 |
2 |
Truck |
Two Piece Rear Main Seal, 205HP+ |
| 14316379 |
350 |
1968-88 |
2 |
Pass,Malibu, Camaro,Nova |
One Piece Rear Main Seal, 205HP+ |
| 22551656 |
|
|
4 |
|
Rocket block, 4.00"-4.190" bores, 2.45" main journal sizes, splayed caps, dry sump, 2-piece rear seal, 9.025" deck |