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Engine Assembly fit your 1991 Buick Century
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1991 Buick Century
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Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
- 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
- SEALANT, Maintenance Products
- BOLT, Starter Motor
$7.20 $4.721
$15.83 $10.0610
- THERMOSTAT, Engine Coolant Temperature
$36.78 $18.121 
10207373
THERMOSTAT, ENGINE COOLANT(195 DEGREE)(IDENTIFY BY WATER OUTLET WITH ROOM TEMPERATURE VULCANIZING SEALANT NO GASKET ON THERMOSTAT)(FOR 2ND DESIGN SEE 10101864)- Fitting Vehicle Options: A(LR8)(1ST DES)
$19.72 $10.851
10101864
THERMOSTAT, ENGINE COOLANT(IDENTIFY BY UNSEALED WATER OUTLET AND GASKET ON THERMOSTAT, FOR 1ST DESIGN SEE 10207373)- Fitting Vehicle Options: A(LR8)(2ND DES)
$18.11 $10.171
- GASKET, Engine Oil Pan Drain Plug
$2.45 $1.3010
- BOLT, Engine Connecting Rod Cap
- KEY, Engine Crankshaft Pulley And Balancer
12337972
GASKET, Emission System, GASKET,EGR VALVE(USED WITH EGR VALVE HAVING ATTACHING BOLTS 58.0 MM APART)$5.84 $3.2610
- LIFTER, Engine Valve Lifter
- CAP, Engine Oil Filler
- SEAL, Engine Front Cover & Crankshaft Seal
$22.37 $14.225
- SPARK PLUG,Glow)
5614046
SPARK PLUG, GASOLINE ENGINE IGNITION(8 PACKING - R43TS6)(STANDARD PLUG)- Fitting Vehicle Options: A(LR8,ACD)
- Require Quantity: 04
- Package Quantity: 1
- Replaced By: 19354431
$4.18 $2.331 
$4.18 $2.338- 88901022
SPARK PLUG, GASOLINE ENGINE IGNITION(PLATINUM PLUG)- Fitting Vehicle Options: A(LR8,ACD)
- Require Quantity: 04
- Package Quantity: 1
- Replaced By: 19313640
$14.50 $8.081
$5.47 $2.725
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)(INCLUDE 11)(LG7)$5.22 $3.311
- COVER, Engine Valve Rocker & Camshaft
- GUIDE, Engine Valve Push Rod Cover
- SEAL, Engine Rear Main Bearing
- BRACE, Engine Mounting
- PIN, Engine Cylinder Head
$11.54 $6.431
$37.83 $18.751
$4.97 $3.141
24501189
BOLT, Engine Crankshaft Pulley And Balancer, BOLT,CRANKSHAFT BALANCER(TO CRANKSHAFT)(3/4-16X2.7)
- PLUG, Engine Oil Pan Drain
- SPRING, Engine Oil Pressure
$1.76 $1.1210
$17.94 $11.691
$6.30 $4.005
- GASKET, Engine Cylinder Head
- BOLT, Engine Mounting
- BOLT, Engine Cylinder Head
- CORD, Engine Coolant Heater
$3.08 $2.0310
$6.06 $4.351
3951644
BOLT, Engine Coolant, BOLT,WATER OUTLET(HEX FLANGED HEAD 5/16-18X1.12 280M PC .65 OUTSIDE DIAMETER FULL THREAD,PLATE STEEL)(LG7)(8.900)$6.02 $3.825
- OFF ROAD), Engine Block
- SENSOR, Coolant Temperature (Engine Unit)
$10.831
$11.13 $5.011
$11.881
- VALVE, Engine Oil Pressure
- CAP, Engine Valve Spring
- ROD, Engine Valve Push Rod
$20.491
- SEAL, Engine Valve
- VALVE, Exhaust
$7.54 $3.501
$30.23 $19.211
- SEAL, Engine Oil Level
10111514
BRACKET, Accelerator Pedal Lever, BRACKET,ACCELERATOR CONTROL CABLE PULLEY(THROTTLE CABLE & IDLER MOUNTING)(3.452)$25.921
- PISTON, Engine Piston
$31.28 $12.591
- GROMMET, Engine Crankcase
- TUBE, Engine Crankcase Ventilation
- BOLT, Engine Flywheel
10112551
GASKET, Engine Coolant Thermostat Housing, GASKET,ENGINE COOLANT THERMOSTAT HOUSING(TO CYL HEAD)(BETWEEN COOLANT OUTLET & THERMO HOUSING)$5.68 $3.011
$24.31 $13.051
- HEATER, Engine Coolant Heater
- BEARING KIT, Engine Connecting Rod
10181335
BEARING KIT, CONNECT ROD(STD)- Fitting Vehicle Options: A(LR8)
- Require Quantity: 04
- Package Quantity: 1
$32.80 $16.261 
$106.49 $52.811
$24.07 $15.301- 10181336
BEARING KIT, CONNECT ROD(.010" UNDERSIZE)- Fitting Vehicle Options: A(LR8)
- Require Quantity: 04
- Package Quantity: 1
- BOLT, Engine Oil Pump
$6.38 $4.051
- STUD, Engine Cylinder Head
- PLUG, Plug Threaded
$31.00 $15.371
$28.51 $18.121
- PUMP KIT, Engine Coolant
- FILTER, Engine Oil Filter
- BEARING, Engine Camshaft & Balance Shaft Front
- STUD, Intake & Exhaust Manifold
$9.35 $5.941
19244517
SWITCH, Engine Oil Pressure/Temperature, SWITCH,FUEL PUMP & ENGINE OIL PRESSURE INDICATOR(1/4-18 DRY SEAL THREAD)(3 BLADE TERMINAL)$48.68 $29.421
$13.051
$14.88 $5.371
- KEY, Engine Valve Spring Cap
- BOLT, Engine Front Cover
$20.161
$13.23 $13.051
$13.051
$16.21 $13.051
- 444776
PLUG, Engine Cylinder Head, PLUG,ENGINE BLOCK OIL GALLERY(1/4-18 SHORT THREAD,.41 LONG,STEEL,ZINC COATED (DIPPED OR PLATED) 4342M)$7.19 $4.571
- RETAINER, Engine Valve Lifter
- RING KIT, Engine Piston
- PLUG, Engine Camshaft & Balance Shaft Hole
10037163
COVER, Engine Valve Push Rod Cover, COVER,VALVE PUSH ROD(432.5MM X106MM,2 ROUND CORNERS,2 FLAT CORNERS)(USE ROOM TEMPERATURE VULCANIZING)
- WASHER, Engine Crankshaft Pulley and Balancer
- ROD, Engine Piston
- BOLT, Intake & Exhaust Manifold
10043026
FITTING, Intake Manifold Vacuum, FITTING,INTAKE MANIFOLD VACUUM(ELBOW 1/4-18 NPTF(EXTERNAL) TO 6.35 OUTSIDE DIAMETER TUBE,30 TL,STEEL,ZINC COATED (DIPPED OR PLATED).)
- BOLT, Engine Coolant Pump
- VALVE, Intake
- CRANKSHAFT, Engine
10044611
STUD, Engine Valve Push Rod Cover, STUD,VALVE LIFTER GUIDE RETAINER(W/WASHER)(HEXAGON W/WASHER,6X1X18.5,6X1X14.75,18 OUTSIDE DIAMETER,9.8,PC)- Require Quantity: 04
- Package Quantity: 1
- BOLT, Engine Valve Adjusting
- BRACKET, Engine Mounting
- MANIFOLD, Engine Exhaust Manifold
- PAN, Engine Oil
- CAMSHAFT, Engine
10101771
BOLT, Engine Crankshaft And Camshaft Balancer, BOLT,BALANCE SHAFT HOUSING(0.413)- Require Quantity: 02
- Package Quantity: 1
- INDICATOR, Engine Oil Level
- SPROCKET KIT, Engine Timing
- GASKET, Engine Coolant Pump
10456019
SENSOR, Distributor (also Knock Sensor), SENSOR,ELECTRONIC SPARK CONTROL KNOCK(DETONATION)(BUTTON TYPE TERMINAL,1/4-18 THREAD)
10465017
STARTER, Starter Motor, STARTER,(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(DELCO SERIES 5MT; TYPE 200)
12360337
HEAD, Engine Cylinder, HEAD,CYL(EXHAUST MANIFOLD BOLT THREADS ARE M10X1.5-6H)(INCLUDES HEAD,INSTRUMENT SHEET&PLUGS-{EXCEPT VALVES})
- 12506942
GASKET KIT, Engine Cylinder Head, GASKET KIT,CYL HEAD(INCLUDE 19,22,32,33,47,68)(INCLUDES GASKETS,RETAINERS&SEALS)
12508076
HOUSING KIT, Engine Oil Pump, HOUSING KIT,ENGINE BALANCE(INSIDE DIAMETER BY 39 TEETH & 30 DEGREE HELIX ANGLE ON BALANCE GRS,MUST MESH W/CRANK GEAR)(INCLUDE 47,54,56,60)(COVER & BAFFLE ASM REQ 4-M6X1X24 & 1-M6X1X13 SELF TAP BOLTS NOT INCLUDE IN KIT)
- 12508076
HOUSING KIT, Engine Crankshaft And Camshaft Balancer, HOUSING KIT,ENGINE BALANCE(INSIDE DIAMETER BY 39 TEETH & 30 DEGREE HELIX ANGLE ON BALANCE GRS,MUST MESH W/CRANK GEAR)(INCLUDE 47,54,56,60)(COVER & BAFFLE ASM REQ 4-M6X1X24 & 1-M6X1X13 SELF TAP BOLTS NOT INCLUDE IN KIT)
24501366
BOLT, Engine Camshaft Gear, BOLT,CAMSHAFT SPROCKET(ALSO HOLDS BALANCE SHAFT GEAR(.3 THICK HEXAGON HEAD,1/2-20X1.64,1.49 THREAD W/1.25 OUTSIDE DIAMETER FLAT WASHER,300M,PHOSPHATE HEAVY ZINC))
24501615
BOLT, Engine Camshaft Thrust, BOLT,CAMSHAFT THRUST PLATE(C/SKIRT OVAL, 5/16-18X.75, 280M PC,TORX(T30)
- SHIELD, Exhaust Manifold
- PIPE, Heater
24504717
STUD, Engine Front Cover, STUD,ENGINE FRONT COVER THROUGH FRONT TO BLOCK(HEXAGON W/.65 OUTSIDE DIAMETER FLAT WASHER,5/16-18X1.53 & .31X.66 W/GROOVE,300M,PC)
25530610
BOLT, Intake Manifold Vacuum, BOLT,VACUUM SOURCE HARNESS MANIFOLD(TO INTAKE MANIFOLD )(HEXAGON 17 OUTSIDE DIAMETER,M6X1X32,PHOSPHATE ORGANIC)(LG7)
25532090
GASKET, Multi PORTION Fuel Injection Throttle Body, GASKET, THROTTLE BODY (TO INTAKE MANIFOLD)
- 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)
- 25534211
SPACER, Engine Mounting, SPACER,ENGINE MOUNT STRUT BRACKET(BOLT TO HEAD(10.8 INSIDE DIAMETER,19 OUTSIDE DIAMETER,12.5 THICK,12L14,PLATE STEEL))(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))
527599
NUT, Engine Connecting Rod Bolt, NUT,CONNECT ROD(HEXAGON 11/32-24)- Require Quantity: 08
- Package Quantity: 1
9440899
PIN, Engine Oil Pressure, PIN,SPRING 3/32X3/4 STAINLESS STEEL PLAIN(OIL PRESSURE RELIEF VALVE)
11516802
BOLT/SCREW, HEXAGON W/CONICAL WASHER,M8X1.5X23,18 THREAD,17 OUTSIDE DIAMETER,9.8,7114M,MACHINE,4MM DOG POINT$13.051
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1991 Buick Century 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 2.5L, 6 Cyl 3.3L. Model Code: CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 4 DOOR, SPECIAL 4 DOOR.