Engine for 1990 Oldsmobile 98
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
Trans Mount GM
GM Description: All models. Left. Rear, without high output. Right. 3.8L, rear, without hydro mount. Diesel, rear. 3.0L, rear, with hydro mount. 3.0, rear. 3.0L gas engine, rear.
N/A
Overhaul Gasket Set GM
GM Description: 3.8l. All models. Exc.Valve Stem Seals. Without hi-output engine.
N/A
Mount GM
GM Description: Right. Gas engine, hydro mount. 3.8. 3.8L gas engine. All. Left. 3.0L, with hydro mount. 3.8L, front, without ho.
3
Passenger Side Rocker Arm Cover GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
4
Valve Cover Gasket GM
GM Description: Bonneville, LeSabre. 3.8l. With hi-output engine. All models. 3.3l. LaCrosse. Park Avenue. Impala, Monte Carlo. Grand Prix. Lucerne. Riviera. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $7.02
$5.60
MSRP $7.02
$5.60
13
Push Rods GM
GM Description: 3.8l. 2 dimples. All models. Without hi-output engine. Riviera. With supercharger.
14
Engine Hydraulic Valve Adjuster/Valve Lifter GM
GM Description: Adjusts the valves on your vehicle's engine for proper performance
MSRP $55.58
$38.02
MSRP $55.58
$38.02
19
Engine Timing Crankshaft Sprocket GM
GM Description: All models. With hi-output engine. Crankshaft sprocket.
21
Piston Rings GM
GM Notes: Includes: One Ring Set For One Piston.
Description: All models. Without hi-output engine.
22
24
Connecting Rod Bearing GM
GM Notes: Includes: One Upper & Lower Bearing For One Rod.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $25.21
$20.12
MSRP $25.21
$20.12
25
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.
25
25
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.
25
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.
27
Rear Main Seal GM
GM Description: 3.8-231. All models. 3.3l. Buick, olds. Caballero, El Camino. With 3.8l-231.
29
Pulley GM
GM Description: With hi-output engine. 3.8. Without high output. All models. Incl.Engine Harmonic Balancer. 3.8L, without ho.
32
Oil Pan GM
GM Description: All models. 3.3l. All models. 3.8l. 5.34 deep pan. All models. 3.8l. 4.72 deep pan.
35
Related Parts
Part # / Description / Price
Price
Engine Timing Chain Guide GM
GM Description: Block. Counterbored Damper Bolt Hole. 2nd design. All models. 3.3l. 1st Design. 0.62" Width.
Engine Balancer Shaft Gear GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Engine Timing Chain Guide GM
GM Description: Block. Chamfered Damper Bolt Hole. All models. 1st design.
Engine Valve Stem Oil Seal GM
GM Description: Sfi. All models. 3.3l. Riviera. Exhaust. With supercharger.