| CID |
Make |
Eng
Size |
Years |
Remarks |
| 181 |
Buick |
V6 181 3.0L |
82-84 |
VIN
"E" |
| 181 |
Buick |
V6 181 3.0L |
85 |
VIN
"E" W/20 Bolt Oil Pan |
| 181 |
Buick |
V6 181 3.0L |
85-86 |
VIN
"L" 85 2nd Design & 86 |
| 181 |
Buick |
V6 181 3.0L |
87 |
VIN
"L" |
| 181 |
Buick |
V6 181 3.0L |
88 |
VIN
"L" |
| 204 |
Buick |
V6 204 3.3L |
89-90 |
|
| 204 |
Buick |
V6 204 3.3L |
91-93 |
|
| 225 |
Buick |
V6 225 |
64-67 |
|
| 231 |
Buick |
V6 231C 3.8L |
75-76 |
Odd-Fire |
| 231 |
Buick |
V6 231 3.8L |
77-78 |
Frz
Plugs on ends of heads |
| 231 |
Buick |
V6 231 3.8L |
79-84 |
Except
Alum. Mfld & 82-83 Riviera |
| 231 |
Buick |
V6 231 3.8L |
82-84 |
W/Alum
Mfld, 82-83 Riviera, 85 VIN A RWD |
| 231 |
Buick |
V6 231 3.8L |
85 |
VIN
"3" FWD With 14 Bolt Oil Pan |
| 231 |
Buick |
V6 231 3.8L |
85 |
VIN
"3" FWD With 20 Bolt Oil Pan |
| 231 |
Buick |
V6 231 3.8L |
86-87 |
VIN
"A" RWD |
| 231 |
Buick |
V6 231 3.8L |
86 |
VIN
"B" FWD |
| 231 |
Buick |
V6 231 3.8L |
87-88 |
VIN
"3" FWD With Roller Lifters |
| 231 |
Buick |
V6 3800 3.8L |
1988 |
VIN
"C" Except Supercharged |
| 231 |
Buick |
V6 3800 3.8L |
89-90 |
VIN
"C" Except Supercharged |
| 231 |
Buick |
V6 3800 3.8L |
1991 |
VIN
"C" Except Supercharged |
| 252 |
Buick |
V6 252 4.1L |
80-82 |
&
83 1st Des w/.605 VG OD |
| 252 |
Buick |
V6 252 4.1L |
83-84 |
2nd
Des w/.552 VG OD |
| 350 |
Buick |
V8 350 |
68-75 |
|
| 350 |
Buick |
V8 350 |
76-80 |
|
| 430 |
Buick |
V8 430 |
67-69 |
|
| 455 |
Buick |
V8 455 |
70-71 |
Except
Riviera GS & Stage II |
| 455 |
Buick |
V8 455 |
72-76 |
Except
Riviera GS & Stage II |