Oil Pan for 1990 Buick Riviera
No.
Part # / Description / Price
Price
N/A
Short Block 
GM
GM Notes: Includes: Block, Piston & Rod, Crankshaft, Crankshaft Bearings, And Rear Seal.
Description: 3.8l. Without hi-output engine. All models.
N/A
N/A
Overhaul Gasket Set GM
GM Description: 3.8l. All models. Exc.Valve Stem Seals. Without hi-output engine.
11
Push Rods GM
GM Description: 3.8l. 2 dimples. All models. Without hi-output engine. Riviera. With supercharger.
15
MSRP $33.39 CAD
$29.46 CAD
17
Engine Timing Crankshaft Sprocket GM
GM Description: All models. With hi-output engine. Crankshaft sprocket.
19
Piston Rings GM
GM Notes: Includes: One Ring Set For One Piston.
Description: All models. With hi-output engine. Without supercharger.
20
22
MSRP $41.83 CAD
$30.75 CAD
23
Main Bearings GM
GM Notes: Includes: One Upper & Lower Bearing.
Description: 3.8-231. Rear. No. 4. All models. 3.0l. Buick, olds. All models. 3.3l. Chevrolet, pontiac. V6-231. 3.8l.
23
23
Main Bearings GM
GM Notes: Includes: One Upper & Lower Bearing.
Description: 3.8-231. All models. 3.0l. Buick, olds. All models. 3.3l. Caballero, El Camino. 3.8l-231. No.3. Chevrolet, pontiac. V6-231.
23
Main Bearings GM
GM Notes: Includes: One Upper & Lower Bearing.
Description: 3.8-231. All models. 3.0l. Buick, olds. All models. 3.3l. Caballero, El Camino. 3.8l-231. No.2. Chevrolet, pontiac. V6-231.
25
Rear Main Seal GM
GM Description: 3.8-231. All models. 3.3l. Buick, olds. Caballero, El Camino. With 3.8l-231.
26
Pulley GM
GM Description: With hi-output engine. 3.8. Without high output. All models. Incl.Engine Harmonic Balancer. 3.8L, without ho.
28
Oil Pan GM
GM Notes: PARTS: First design pan is used with level indicator 24500027 or 25530577. Second design pan is used with level indicator 24500397.
Description: All models. First design.
31