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Engine Assembly fit your 1990 Buick Skylark
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1990 Buick Skylark
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3-Speed Automatic Transmission, THM125C/3T40Vehicle Options
3-Speed Automatic Transmission, THM125C/3T40Categories Close X
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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
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Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
$8.00 $5.0810
- SENSOR, Computer Control Sensors
$12.601
$12.601
11515755
BOLT, Engine Lift, BOLT, ENGINE LIFT BRACKET REAR HEX FLANGED HEAD (M8X1.25X14) 10.9 PLATE STEEL$13.051
- PIN, Engine Clutch Housing or Transmission
- BOLT, Starter Motor
$1.86 $1.1210
$15.83 $10.0610
$117.34 $55.851
- THERMOSTAT, Engine Coolant Temperature
$36.78 $18.121 
$19.72 $10.851- $18.11 $10.171
- GASKET, Engine Oil Pan Drain Plug
- SEAL, Heater
- BOLT, Engine Connecting Rod Cap
$4.42 $2.6712
$5.84 $3.1010
- LIFTER, Engine Valve Lifter
- CAP, Engine Oil Filler
$23.64 $12.531
$23.64 $12.531
- PLUG, Engine Oil Pan Drain
- VALVE, Engine Crankcase
- FILTER, Engine Oil Filter
$22.37 $14.225
$5.47 $2.725
- BOLT, Engine Camshaft Gear
24502164
BOLT, Engine Camshaft & Valve Rocker Cover, BOLT,VALVE ROCKER ARM COVER(W/WASHER)(HEX WASHER HEAD,1/4-20X1.0 W/DOG POINT/.85 OUTSIDE DIAMETER SPECIAL BODY WASHER,6010M,PO 6174M)(USE WITH #25534749 GROMMET-GROUP 0.413)(LG7)$5.22 $3.311
$4.18 $2.331
- COVER, Engine Valve Rocker & Camshaft
- GUIDE, Engine Valve Push Rod Cover
$7.40 $4.691
- PUMP, Engine Oil Pump
- PIN, Engine Cylinder Head
$11.54 $6.431
- SPRING, Engine Timing
- COVER, Engine Oil Pump
- BOLT, Intake & Exhaust Manifold
- SPARK PLUG,Glow)
$4.18 $2.338 
$4.18 $2.331
- PIN, Engine Front Cover
$5.11 $3.2410
$6.30 $4.005
- GASKET, Engine Cylinder Head
11508600
BOLT, Engine Rear Main Bearing, BOLT, CRANKSHAFT OIL SEAL HOUSING (M6X1X20)- Replaced By: 11517518
$7.91 $5.031
- BOLT, Engine Cylinder Head
$179.32 $33.091
- STUD, Engine Front Cover
- GUIDE, Engine Timing
24504922
BOLT, Engine Mounting, BOLT,ENGINE MOUNT STRUT BRACKET(TO CYL HEAD)(HEX FLANGED HEAD M10X1.5X36,FULL THREAD,10.9 PD)(LG7)(8.900)$5.42 $3.0210
$6.06 $4.351
3951644
BOLT, Engine Coolant, BOLT,WATER OUTLET(5/16-18X1.12 280MM PC,.65 OUTSIDE DIAMETER FULL THREAD,PLATE STEEL)(LG7)(8.900)$6.02 $3.825
$8.90 $4.951
$10.831
$11.13 $5.011
- NIPPLE, Intake Manifold Vacuum
- SEAL, Engine Rear Main Bearing
$10.16 $4.901
- CAP, Engine Valve Spring
- ROD, Engine Valve Push Rod
- SEAL, Engine Valve
- ROD, Engine Piston
- FLYWHEEL, Engine Crankshaft
- VALVE, Exhaust
- GASKET, Manifold to Cylinder Head
$7.54 $3.501
- PAN, Engine Oil
- SEAL, Engine Oil Level
- OUTLET, Engine Coolant
- SEAL, Engine Front Cover & Crankshaft Seal
- PISTON, Engine Piston
- TENSIONER, Engine Timing
- GROMMET, Engine Crankcase
- TUBE, Engine Crankcase Ventilation
$7.39 $5.991
- SPRING, Engine Valve
- 10124700
SPROCKET KIT, Engine Timing, SPROCKET KIT,CRANKSHAFT(W/CHAIN)(INCLUDE'S,CROSS/SHIFT SPROCKET,CM/SHIFT SPROCKET,TIMING CHAIN)(L68)$100.88 $50.021
- HEATER, Engine Coolant Heater
- BEARING KIT, Engine Crankshaft Main$23.76 $13.051
$29.45 $14.601
- BEARING KIT, Engine Connecting Rod
$32.80 $16.261 
$24.07 $15.301
- SENSOR, Distributor (also Knock Sensor)
- MOTOR, Starter Motor
$6.38 $4.051
- BOLT, Engine Oil Pump
- WIRE KIT, Spark or Glow Plug Ignition
12334625
GASKET KIT, Engine Camshaft, GASKET KIT,INTAKE CAM CARRIER(CONTAINS INNER/OUTER CAM CARRIER COVER SEALS,CAM SEAL & GASKET BETWEEN CAM CARRIER & CYL HEAD)(INCLUDE 74)(LD2)$36.24 $17.981
$24.60 $13.051
- GASKET KIT, Engine Front Cover
$128.34 $63.641 - $128.34 $63.641
- SHOE KIT, Engine Timing
- GASKET, Engine Oil Pan
$11.49 $9.411
- PUMP, Engine Coolant
$71.76 $45.631
$9.35 $5.941
- STUD, Multi Port Fuel Injection Throttle Body
- VALVE, Engine Oil Filter
- SWITCH, Engine Oil Pressure/Temperature
- KEY, Engine Valve Spring Cap
$8.24 $4.231
$2.701
22532248
GASKET, Engine Coolant Thermostat Housing, GASKET,ENGINE COOLANT THERMOSTAT HOUSING(TO CYL HEAD)$13.051
- SEAL, Engine
- SHIELD, Exhaust Manifold
- HOSE, Engine Crankcase
- PIPE, Throttle Body Coolant Supply
$28.03 $20.011
$12.601
$31.04 $25.251
$27.781
- GASKET, Multi Port Fuel Injection Throttle Body
$65.28 $36.301
- VALVE, Engine Oil Pressure
$14.88 $5.371
- BOLT, Engine Front Cover
$927.68 $740.641
$13.051
$62.711
$20.161
$13.23 $13.051
$19.79 $13.051
$13.051
$16.21 $13.051
$23.03 $13.911
- $8.711
- RETAINER
- KEY
- BRACKET, Engine Lift
- RING KIT, Engine Piston
- PULLEY, Fan and Coolant Pump
- WASHER, Engine Crankshaft Pulley And Balancer
- TUBE, Engine Oil Level
- VALVE, Intake
- CRANKSHAFT, Engine
- 24575166
CRANKSHAFT, (P/N 22532120 IS CAST INTO CRANKSHAFT.CHAIN HOUSING COVER GASKET IS 0.70 MM THICK. (1988 1ST DESIGN))(LD2) 
- STUD
- BOLT, Engine Valve Adjusting
- MANIFOLD, Engine Fuel Intake Manifold
- MANIFOLD, Engine Exhaust Manifold
10101410
PLUG, Engine Oil Pan Drain Plug, PLUG,CYL BLOCK OIL GALLERY FRONT(TYPE,14.98 OUTSIDE DIAMETER,1.05 THICK,1.0 HOLE IN CENTER)(L68)
- CAMSHAFT, Engine
- COVER, Engine Front Cover
10101771
BOLT, Engine Crankshaft Pulley And Balancer, BOLT,CRANKSHAFT BALANCER(HEX FLANGED HEAD,8X1.25X77.5,42 THREAD,18.25 O.D.)(L68)(0.413)
- INDICATOR, Engine Oil Level
- BRACKET
- GASKET, Engine Coolant Pump
- BALANCER, Engine Crankshaft And Camshaft Balancer
- BOLT, Engine Flywheel
- HOUSING KIT
12508076
HOUSING KIT, ENGINE BALANCE(COVER & BAFFLE ARE ASSEMBLED W/SELF-TAPPING BOLTS)(IDENTIFY BY 39 TEETH & 30 DEGREE HELIX ANGLE ON BALANCE GEARS.MUST MESH W/CRANK GEAR.)(INCLUDE 70,73,74,76)(1990)- 12508076
HOUSING KIT, ENGINE BALANCE(COVER & BAFFLE ARE ASM W/SELF-TAPPING BOLTS)(IDENTIFY BY 39 TEETH & 30 DEGREE HELIX ANGLE ON BALANCE GEARS.MUST MESH W/CRANK GEAR.)(1991)(L68)
- BOLT
- HARNESS, Cruise Control Vacuum
- PLUG
- CAMSHAFT KIT, Engine
- PUMP KIT, Engine Oil Pump
- GASKET KIT, Engine Coolant Pump
- SPROCKET, Engine Crankshaft/Timing
- SPROCKET, Engine Camshaft
- PLUG, Engine Cylinder Head
- BOLT, Engine Main Bearing Cap
- HOUSING, Engine Front Cover
- TUBE, Engine Crankcase
- CAP, Engine Oil Level
- TENSIONER, Engine Cooling
- PIPE, Exhaust Pipe
- PIPE, Heater
- CHAIN, Engine Timing
- STUD, Intake & Exhaust Manifold
24572615
BOLT, Engine Camshaft & Balance Shaft Hole, BOLT,CAMSHAFT HOUSING COVER(TO CYL HEAD(HEX FLANGED HEAD 8X1.25X112,9.8,PLATE STEEL,21.5 OUTSIDE DIAMETER,20MM THREAD))(LD2)
- BOLT, Engine Coolant Pump
25521361
PLUG, Engine Camshaft & Balance Shaft Hole, PLUG, CAMSHAFT REAR BEARING LOCATING (EXPANSION CUP)
- SPRING, Engine Oil Pressure
25530610
BOLT, Intake Manifold Vacuum, BOLT,VACUUM SOURCE HARNESS MANIFOLD(TO THROTTLE BDY & EGR ADAPT)(M6X1X32)(LG7)
- STUD, Engine Cooling
25532958
STUD, Engine Coolant, STUD,WATER OUTLET(W/WASHER,5/16-18X2.6,M8X1.25X.52,9.8,PLATE STEEL,1050 STEEL,.64 OUTSIDE DIAMETER)(LG7)
25534836
STUD, Engine Lift, STUD,ENGINE LIFT REAR BRACKET(HEX FLANGED HEAD,M10X1.5X20,M8X1.25X15,10.9 PLATE STEEL,FULL THREAD,21.3 OUTSIDE DIAMETER)(LG7)
$7.20 $4.511
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1990 Buick Skylark 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: 4 Cyl 2.3L, 4 Cyl 2.5L, 6 Cyl 3.3L. Model Code: 4 DOOR, CUSTOM 2 DOOR, GRAN SPORT 2 DOOR, LUXURY EDITION 4 DOOR.