Casting Number |
Year |
CID |
HP |
MainBolts |
Notes |
| 140029 |
80-84 |
350 |
|
2 |
|
| 330817 |
70-80 |
400 only |
150-180 |
2 |
|
| 355909 |
75 |
262 |
|
2 |
|
| 360851 |
75-76 |
262 |
|
2 |
Monza V-8 |
| 361979 |
78-79 |
305 |
|
2 |
|
| 366245 |
78-82 |
350 |
|
|
4-Bolt main Bowtie High Tin |
| 366287 |
|
|
|
4 |
Bowtie Aluminum siamesed straight nodular iron main caps 2-piece seal 4.00-4.150" bores 2.45" main journals |
| 366299 |
|
|
|
4 |
Bowtie Aluminum nodular iron splayed caps wet sump 4.00" bore |
| 389257 |
67 |
302 |
|
2 |
|
| 393288 |
65-67 |
283 |
|
2 |
|
| 460703 |
78 |
350 |
|
4 |
|
| 460776 |
78-79 |
305 |
|
2 |
|
| 460777 |
78-79 |
305 |
|
2 |
|
| 460778 |
78-79 |
305 |
|
2 |
|
| 471511 |
79-82 |
267 |
|
2 |
|
| 3556519 |
58-61 |
283 |
|
2 |
|
| 3703524 |
55 |
265 |
|
2 |
No oil filter |
| 3720991 |
56-57 |
265 |
|
2 |
|
| 3731548 |
57 |
283 |
|
2 |
No side motor mounts |
| 3737739 |
58-64 |
283 |
|
2 |
|
| 3737739 |
57-62 |
283 only |
220-290 |
2 |
2-Bolt main caps. |
| 3756519 |
58-62 |
283 |
|
2 |
|
| 3782870 |
62-67 |
327 |
250-375 |
2 |
|
| 3789817 |
62-67 |
327 |
|
2 |
|
| 3789817 |
62-64 |
283 |
|
2 |
|
| 3789935 |
61-64 |
283 |
230-315 |
2 |
|
| 3790721 |
62-64 |
283 |
|
2 |
Chevy II recessed oil filter boss |
| 3791362 |
62-67 |
327 |
|
2 |
Chevy II recessed oil filter boss |
| 3792563 |
65 |
327 |
|
2 |
|
| 3792582 |
64-65 |
283 |
|
2 |
|
| 3794226 |
58-63 |
283 |
|
2 |
|
| 3794460 |
62-64 |
327 |
|
2 |
|
| 3814660 |
68-69 |
327 |
|
2 |
|
| 3830944 |
63 |
327 |
|
2 |
|
| 3834810 |
64-66 |
283 |
|
2 |
|
| 3834812 |
62-63 |
283 |
|
2 |
|
| 3837739 |
58-62 |
283 |
|
2 |
|
| 3849852 |
64-68 |
283 |
|
2 |
|
| 3849935 |
65-67 |
283 |
|
2 |
|
| 3852174 |
62-64 |
327 |
|
2 |
|
| 3858174 |
64-66 |
327 |
|
2 |
|
| 3858180 |
64-67 |
327 |
250-375 |
2 |
|
| 3858618 |
68-76 |
350 |
|
2 |
|
| 3862194 |
65-67 |
283 |
|
2 |
Chevy II recessed oil filter boss |
| 3862812 |
62-64 |
283 |
|
2 |
|
| 3892657 |
67 |
302 |
|
2 |
Z-28 Camaro |
| 3892657 |
67 |
327 |
|
2 |
|
| 3892657 |
67 |
350 |
|
2 |
Camaro |
| 3892657 |
67 |
327 |
|
|
|
| 3892657 |
67 |
350 |
|
|
Camaro |
| 3892657 |
64-67 |
350 327 & 302 |
210-350 |
2 |
|
| 3896944 |
67 |
283 |
|
2 |
|
| 3896948 |
66-67 |
283 |
|
2 |
|
| 3903352 |
67 |
327 |
|
2 |
|
| 3914636 |
68 |
307 |
|
2 |
|
| 3914653 |
68-73 |
307 |
|
2 |
|
| 3914660 |
68 |
327 |
|
|
|
| 3914660 |
68 |
327 |
|
2 |
|
| 3914678 |
68 |
327 |
|
2 |
|
| 3914678 |
68 |
350 |
|
|
|
| 3914678 |
68 - 79 |
350 327 & 302 |
210 - 350 |
2 |
2-Bolt main caps. |
| 3914678 |
68 |
302 |
|
2 |
Z-28 Camaro |
| 3914678 |
68 |
350 |
|
2 |
|
| 3932371 |
69-73 |
307 |
|
2 |
|
| 3932373 |
68-73 |
307 |
|
2 |
|
| 3932386 |
69 |
302 |
|
4 |
Z-28 Camaro |
| 3932386 |
69 |
350 |
|
4 |
|
| 3932388 |
69 |
350 |
|
4 |
|
| 3951509 |
70-80 |
400 only |
150-265 |
2 or 4 |
2& 4-Bolt main caps. |
| 3951509 |
74-75 |
400 |
|
2 |
|
| 3951509 |
70-71 |
400 |
|
4 |
|
| 3951511 |
70 - 80 |
400 only |
255 & 265 |
2 or 4 |
2&4-Bolt main caps. |
| 3951511 |
70-71 |
400 |
|
4 |
Some replacement blocks had 2-bolt main caps |
| 3956618 |
69 |
350 |
|
2 or 4 |
|
| 3956618 |
68-69 |
327 |
|
2 |
|
| 3956618 |
69 |
302 |
|
4 |
Z-28 Camaro |
| 3956632 |
69 |
307 |
|
2 |
|
| 3959512 |
62-63 |
327 |
|
2 |
|
| 3970010 |
69 |
302 |
|
4 |
Z-28 Camaro |
| 3970010 |
69-80 |
350 |
|
2 or 4 |
|
| 3970010 |
69-79 |
350 only |
145 - 375 |
|
2&4-Bolt main caps. |
| 3970014 |
70-72 |
350 |
|
2 or 4 |
|
| 3970014 |
68-79 |
350 only |
200 & 255 |
|
2&4-Bolt main caps. |
| 3970020 |
70-73 |
307 |
|
2 |
|
| 4715111 |
80 |
305 |
|
2 |
|
| 6259425 |
69-76 |
350 |
|
2 |
|
| 10036033 |
|
350 |
|
4 |
Goodwrench crate motor 2-piece rear seal "Hecho en Mexico" |
| 10051182 |
|
|
|
2 |
Bowtie non-siamesed 3.75" bore |
| 10051184 |
|
|
|
4 |
Bowtie non-siamesed 4.00"-4.160" bores |
| 10054727 |
|
350 |
|
4 |
"Made in Canada" |
| 10066036 |
94 |
350 |
|
|
Goodwrench crate motor 2-piece rear seal "Hecho en Mexico" |
| 10066036 |
94 |
350 |
|
4 |
Goodwrench crate motor 2-piece rear seal "Hecho en Mexico" |
| 10066038 |
94 |
350 |
|
4 |
Goodwrench crate motor 2-piece rear seal "Hecho en Mexico" |
| 10090511 |
90 |
350 |
|
2 |
LT-5 ZR1 Vette 375hp |
| 10125327 |
96-up |
350 |
|
4 |
Gen.II LT-4 reverse flow cooling |
| 10125327 |
92-up |
350 |
|
4 |
Gen.II LT-1 reverse flow cooling |
| 10134996 |
|
|
|
4 |
Bowtie Aluminum 4.125" bore 2.65" main journals |
| 10153558 |
91-92 |
350 |
|
4 |
LT-5 ZR1 Vette 375hp |
| 10199001 |
93-95 |
350 |
|
4 |
LT-5 ZR1 Vette 405hp |
| 10243880 |
95-96 |
350 |
|
|
Gen.I crate motor |
| 14010201 |
80-84 |
305 |
|
2 |
|
| 14010202 |
80-84 |
305 |
|
2 |
|
| 14010203 |
80-84 |
305 |
|
2 |
|
| 14010207 |
80-85 |
350 |
205 & up |
2 or 4 |
|
| 14010209 |
80-85 |
350 |
|
4 |
|
| 14010209 |
80-85 |
350 only |
205 & up |
|
2&4-Bolt main caps. |
| 14010280 |
79-82 |
267 |
|
2 |
|
| 14011064 |
83 |
350 |
|
4 |
|
| 14011064 |
82-86 |
350 only |
N\A |
|
4-Bolt main Bowtie High Tin |
| 14011064 |
83 |
350 |
|
|
|
| 14011148 |
87-89 |
350 |
|
|
Roller cam one-piece rear seal |
| 14016376 |
79-82 |
267 |
|
2 |
|
| 14016379 |
77-79 |
350 |
|
2 or 4 |
|
| 14016381 |
80-84 |
305 |
|
2 |
|
| 14088526 |
87-89 |
350 |
|
|
Roller cam |
| 14088548 |
86-88 |
350 |
|
4 |
|
| 14088548 |
86-88 |
350 only |
205 & up |
|
2&4-Bolt main caps. 1 piece rear main seal. |
| 14088551 |
86-87 |
305 |
|
2 |
one-piece rear main seal |
| 14093627 |
87-91 |
305 |
|
2 |
Roller cam one-piece rear seal |
| 14093638 |
87-95 |
350 |
|
2 or 4 |
Roller or flat tappet cam one-piece rear seal |
| 14093638 |
86-88 |
350 only |
205 & up |
|
2&4-Bolt main caps. 1 piece rear main seal. |
| 14101148 |
87-90 |
350 |
|
4 |
One-piece rear seal |
| 14102058 |
87-91 |
305 |
|
2 |
Roller cam one-piece rear seal |
| 14316379 |
86-88 |
350 only |
205 & up |
|
2&4-Bolt main caps. 1 piece rear main seal. |