Engine Details • BUICK 231CID (3.8L) GAS • 1975–09

Models

Allure, Century, Electra, LaCrosse, LeSabre, Lucerne, Park Avenue, Reatta, Regal, Riviera, Skyhawk, Skylark

Liters

3.8

CID

231

Fuel / Delivery

GAS / CARB, FI

Cyl.

Version

VIN

1, 2, 3, 4, 7, 8, 9, A, B, C, G, K, L

Desc.

Bore

3.80'' (96.5mm)

Stroke

Head

Asp.

N, S, T

Misc.

The 5th character (1976-80) or the 8th character (1981 & up) of the Vehicle Identification Number identifies the -Engine: i.e. 231-A, 231-C, Etc.

Please select to update the part list below:

27 parts found

Part No.	Description	Quantity
PR-103B	Exh. & Int., Stock Length, 5/16" x 8.686" x .060", '75-87 w/RWD, (Exc. 1980-84 VIN 9, VIN K)	12
PR-103BQ4	Unit Quantity Package of 4 PR-103B	3
PR-103BS	Package of 4 each of PR-103B	12
PR-309B	Exh. & Int., 5/16" x 8.470" x .060", '84-87 Pass., Turbocharged, VIN 7, VIN 9; '86-87 Pass., w/FWD, VIN B	12
PR-309BQ4	Unit Quantity Package of 4 PR-309B	3
PR-309BS	Package of 4 each of PR-309B	12
PR-384	Exh. & Int., 11/32" x 7.963" x .060", '88-95 FWD, Ser. I	12
PR-384Q4	Unit Quantity Package of 4 PR-384	3
PR-384S	Package of 4 each of PR-384	12
PR-387	Exh. & Int., 5/16" x 8.721" x .060", '75-87 w/RWD, (Exc. 1980-84 VIN 9, VIN K)	12
PR-387Q4	Unit Quantity Package of 4 PR-387	3
PR-387S	Package of 4 each of PR-387	12
PR-389	Exh. & Int., 5/16" x 8.746" x .060", '75-87 w/RWD, (Exc. 1980-84 VIN 9, VIN K)	12
PR-389Q4	Unit Quantity Package of 4 PR-389	3
PR-389S	Package of 4 each of PR-389	12
PR-390	Exh. & Int., 5/16" x 8.806" x .060", '75-87 w/RWD, (Exc. 1980-84 VIN 9, VIN K)	12
PR-390Q4	Unit Quantity Package of 4 PR-390	3
PR-390S	Package of 4 each of PR-390	12
PR-424	Exh. & Int., 5/16" x 7.941" x .060", '86-88 VIN 3	12
PR-424Q4	Unit Quantity Package of 4 PR-424	3