Engine for 1991 Buick Riviera
No.
Part # / Description / Price
Price
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
$5.16
MSRP $7.02
$5.16
11
Push Rods GM
GM Description: 3.8l. 2 dimples. All models. Without hi-output engine. Riviera. With supercharger.
12
Engine Hydraulic Valve Adjuster/Valve Lifter GM
GM Description: Adjusts the valves on your vehicle's engine for proper performance
MSRP $55.58
$36.40
MSRP $55.58
$36.40
17
Engine Timing Crankshaft Sprocket GM
GM Description: All models. With hi-output engine. Crankshaft sprocket.
31
Oil Pick-Up GM
GM Description: All models. 2nd Design. Used with Oil Indicator P/N 24500027 or 25530577.
MSRP $18.46
$13.04
MSRP $18.46
$13.04
Related Parts
Part # / Description / Price
Price
Overhaul Gasket Set GM
GM Description: Without supercharger. Exc.Valve Stem Seals. All models. To vin 800000. 3.8l.
Valve Grind Gasket Kit GM
GM Description: All models. Sfi. Exc.Valve Stem Seals. Without supercharger. 3.8l.
Head Gasket GM
GM Description: All models. Sfi. Without supercharger. Consists of 2 Gaskets. With hi-output engine.
Rear Crankshaft Oil Seal GM
GM Positions: Rear
Description: Seals the openings on either end of the crankshaft for a tight seal
Withstands heat and pressure to help prevent the engine from leaking oil
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $40.49
$26.52
MSRP $40.49
$26.52
Camshaft Gear GM
GM Description: All models. With hi-output engine. Camshaft sprocket. Without supercharger. 2nd Design. Stepped Up Surface.
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.