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Engine Assembly fit your 1990 Buick Riviera
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1990 Buick Riviera
Change VehicleVehicle Options
6 Cyl 3.8L MFI; 4-Speed Automatic Transmission, THM440-T4/4T60Vehicle Options
6 Cyl 3.8L MFI; 4-Speed Automatic Transmission, THM440-T4/4T60Categories Close X
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Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
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Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers
Front End Sheet Metal, Heater
Front Suspension, Steering
Fuel System, Exhaust, Emission System
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Parts Questions
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Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
- SENSOR, Computer Control Sensors
$1.78 $1.131
- BOLT, Starter Motor
- PLUG, Plug Threaded
$7.20 $4.571 
$15.83 $10.0610
$36.78 $18.121
$5.16 $3.281
- SEAL, Heater
$3.71 $2.361
$60.54 $36.581
$3.13 $1.961
$8.76 $4.881
$22.37 $14.225
$5.47 $2.725
- BOLT, Engine Crankshaft And Camshaft Balancer
$16.17 $10.211
$5.22 $3.311
$58.24 $43.681
- COVER, Engine Valve Rocker & Camshaft
$11.54 $6.431
$37.83 $18.751
- GEAR, Engine Crankshaft And Camshaft Balancer
$159.89 $79.291
$2.53 $1.615
$67.79 $37.281
$6.32 $2.445
$179.32 $33.091
12603784
SWITCH, Engine Oil Level, SWITCH,ENGINE OIL LEVEL INDICATOR(2 BLADE TERMINAL,M20X1.5 THREAD)$70.70 $44.951
- BOLT, Engine Cylinder Head
- OUTLET, Engine Coolant
$6.06 $4.351
- SENSOR, Distributor (also Knock Sensor)
- BOLT
$6.38 $4.051
$34.75 $18.141
- $12.601
$28.51 $18.121
- SPRING, Engine Valve
- $11.49 $9.411
$124.87 $61.931
$19.14 $12.161
$9.35 $5.941
$4.18 $2.331
$59.76 $29.641
$13.051
$9.79 $6.211
- BEARING, Engine Camshaft & Balance Shaft Front
$36.14 $17.921
- VALVE, Exhaust
$14.88 $5.371
$64.10 $20.911
24503623
MODULE, Distributor (also Knock Sensor), MODULE, ELECTRONIC IGNITION W/COIL (MAGNAVOX)(*01,03)$524.45 $163.001
$5.47 $3.4810
$7.70 $4.891
$1.75 $1.121
$13.23 $13.051
- $57.29 $32.741
- ADAPTER, Emission System
$12.601
- SEAL, Engine Oil Level
$22.70 $15.801
- BEARING, Engine Camshaft Thrust
$13.051
$12.601
$13.051
$24.07 $15.301
- MANIFOLD, Engine Fuel Intake Manifold
12537113
BRACKET, Distributor (also Knock Sensor), BRACKET,CRANKSHAFT POSITION SENSOR(1)(1988-90)E(LN3)
- GROMMET, Engine Crankcase
- PIPE, Heater
- GASKET, Multi Port Fuel Injection Throttle Body
- CAP, Engine Valve Spring
- PIPE, Throttle Body Coolant Supply
- MANIFOLD, Engine Exhaust Manifold
25517607
BOLT, Engine Main Bearing Cap, BOLT, CRANKSHAFT BEARING CAP HEX FLANGED HEAD (1/2-13X3.29) 300M PLAIN
25521361
PLUG, Engine Camshaft & Balance Shaft Hole, PLUG, CAMSHAFT REAR BEARING LOCATING (EXPANSION CUP)
25532853
STUD, Engine Cooling, STUD, HEX FLANGED HEAD (M10X1.5X60/M10X1.5X15) 9.8 PHOSPHATE HEAVY ZINC
25533568
HOSE, Engine Crankcase Ventilation, HOSE, CRANKCASE VENT (TO THROTTLE BDY)(1ST DESIGN)(1988)
- SEAL, Throttle Body Coolant Supply
- BOLT, Engine Oil Filter
- ADAPTER, Engine Oil Filter
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1990 Buick Riviera parts. Parts like Engine Assembly are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L. Model Code: 2 DOOR, CONVERTIBLE, RIVIERA.