My Garage
My Account
Cart
Engine Assembly fit your 1990 Oldsmobile 98
Currently shopping for
1990 Oldsmobile 98
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
Currently selected
Other Categories
Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
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
Interior Trim, Front Seat Trim, Seat Belts
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Glass, Seat Parts, Adjuster
Rear Seat Trim, Carpet
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Parts Questions
Sort by:
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 $4.511 
$15.83 $10.0610
$36.78 $18.121
$5.16 $3.121
$2.45 $1.3010
$12.6010
$3.71 $2.361
$60.54 $36.581
$3.13 $1.961
$8.76 $4.881
$22.37 $14.225
$5.47 $2.725
$16.17 $10.211
- BOLT, Engine Crankshaft And Camshaft Balancer
$5.22 $3.311
$58.24 $43.681
9442184
BOLT, Engine Valve Lifter, BOLT,VALVE LIFTER GUIDE RETAINER TO CYL BLOCK(HEXAGON 5/16-18X7/8 .741-THREAD LEN(300M PC)(3)(1988-90)C(3.8C)- Require Quantity: 03
- Package Quantity: 1
$6.91 $4.381
- COVER, Engine Valve Rocker & Camshaft
- BOLT, Distributor (also Knock Sensor)
$11.54 $6.431
$37.83 $18.751
- GEAR, Engine Crankshaft And Camshaft Balancer
$159.89 $79.291
$2.53 $1.615
24501189
BOLT, Engine Crankshaft Pulley And Balancer, BOLT, BALANCE TO CRANKSHAFT (3/4-16X2.7) 300M PHOSPHATE HEAVY ZINC (1990)
$67.79 $37.281
$6.32 $2.445
$179.32 $33.091
- BOLT, Engine Cylinder Head
$32.88 $15.921
$6.06 $4.351
- SENSOR, Distributor (also Knock Sensor)
- BOLT
$6.38 $4.051
- BEARING KIT, Engine Crankshaft Main
$34.75 $18.141 - $34.07 $21.661
- $25.42 $13.051
- 12337901
GASKET, Engine Coolant Thermostat Housing, GASKET,ENGINE COOLANT THERMOSTAT(1989-90)(USE IN PLACE OF O RING TO SEAL THERMOSTAT ON 88 LN3(3.8C) ENGINE,ALSO REMOVE SHIM FROM COOLANT OUTLET BOLT)(*02)$12.601
$28.51 $18.121
$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
- RETAINER, Engine Crankshaft And Camshaft Balancer
- BEARING, Engine Camshaft & Balance Shaft Front
- RING KIT, Engine Piston
$37.72 $18.701
- PIN, Engine Cylinder Head
- 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
$20.64 $14.361
$19.79 $13.051
$13.051
- SEAL, Engine Oil Level
$12.601
$23.03 $13.911
$13.051
$24.07 $15.301
10066675
STUD, Fuel Injection, STUD, HEX FLANGED HEAD (M8X1.25X16 M8X1.25X15,38) 9.8 PHOSPHATE ORGANIC(1990)
- STARTER, Starter Motor
- MANIFOLD, Engine Fuel Intake Manifold
12537113
BRACKET, Distributor (also Knock Sensor), BRACKET,CRANKSHAFT POSITION SENSOR(1)(1988-90)C(LN3)
- GROMMET, Engine Crankcase
- PIPE, Heater
- GASKET, Multi Port Fuel Injection Throttle Body
- CAP, Engine Valve Spring
- PIPE, Throttle Body Coolant Supply
24501362
BOLT, Engine Oil Pan, BOLT,OIL PAN(HEX FLANGED HEAD,1/4-20X.769,.601 THREAD,.52 OUTSIDE DIAMETER,275M,PO,MACHINE,DG POINT,ADHESIVE/SEALANT)(3)- Require Quantity: 03
- Package Quantity: 1
- 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 (M10X1.5X50/M10X1.5X15) 9.8 PHOSPHATE HEAVY ZINC
25533568
HOSE, Engine Crankcase Ventilation, HOSE, CRANKCASE VENT (TO THROTTLE BODY)(1ST DESIGN)(1988)
- SEAL, Throttle Body Coolant Supply
- BOLT, Engine Oil Filter
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1990 Oldsmobile 98 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: REGENCY 4 DOOR, REGENCY BROUGHAM, TOURING SEDAN.