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Engine Assembly fit your 1991 Buick Riviera
My Vehicle Change Vehicle
1991 Buick Riviera
6 Cyl 3.8L SFI, HO; 4-Speed Automatic Transmission, 4T60-E
My Vehicle Change Vehicle
1991 Buick Riviera
6 Cyl 3.8L SFI, HO; 4-Speed Automatic Transmission, 4T60-E
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Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
Body Mounting, Air Conditioning, Audio/Entertainment
Body Wiring, Roof Trim
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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Part No. & Part Description
Price
Part No. &
Part Description
Part Description
15326386
SENSOR, Coolant Temperature (Engine Unit), SENSOR,ENGINE COOLANT TEMPERATURE(PART OF 39)(2-WAY MALE)(MATING CONNECT W/LEADS USE 88987993)(3.682)(USED FOR CLUSTERS W/OIL GAGE & LIGHT COMBINATION)MSRP: $49.72$26.351
- PIN, Engine Clutch Housing or Transmission
- PLUG, Engine Block
MSRP: $15.41$9.791
14090908
GASKET, Engine Oil Pan Drain Plug, GASKET,OIL PAN DRAIN PLUG(PART OF 42)(24.5MM OUTSIDE DIAMETER)MSRP: $5.02$3.191
- SEAL, Heater
- SENSOR, Computer Control Sensors
MSRP: --$12.6010
25531956
BOLT, Engine Connecting Rod Cap, BOLT,CONNECT ROD(3/8-24X1.68,1.18 THREAD,20)(PART OF 13)(*04)(0.659)- Require Quantity:12
- Package Quantity:1
MSRP: $3.71$2.361- Require Quantity:
- LIFTER, Engine Valve Lifter
25532619
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,VALVE ROCKER ARM COVER- Require Quantity:02
- Package Quantity:1
MSRP: $2.39$1.521- Require Quantity:
12573338
CAP, Engine Oil Filler, CAP,OIL FILLER(SAE 10W30, SEAL)(INCLUDE 40)(COMPONENT PARTS SERVICED)(NON-VENTED)MSRP: $15.11$8.321
25043843
VALVE, Engine Crankcase, VALVE,PCV(PART OF 112)(PCV VALVE IS FOR USE IN NON-RIVETED ROCKER ARM COVERS ONLY)
- COVER, Engine Valve Rocker & Camshaft
- FILTER, Engine Oil Filter
25532662
CAP, Fuel Injection, CAP,FUEL PRESSURE SERVICE VALVE(CAP FOR PRESSURE TEST SCHRADER VALVE)(3.163)MSRP: $8.20$4.351
MSRP: $22.37$14.225
- INDICATOR, Engine Oil Level
- BOLT, Intake & Exhaust Manifold
19209288
PUMP KIT, Engine Coolant, PUMP KIT,WATER(W/GASKET)(INCLUDE 74)(COMPONENT PARTS SERVICED)(USE TOGETHER WITH 12618249 W/PUMP PULLEY FOR 90 - 95 USAGE)MSRP: $234.20$118.051
24100002
SEAL, Engine Oil Filler, SEAL,OIL FILLER CAP(O RING)(PART OF 41)(27.94MM INNER DIAMETER)(SIZE #320)(1.745)- Require Quantity:02
- Package Quantity:5
MSRP: $5.33$2.675- Require Quantity:
- BOLT, Engine Crankshaft And Camshaft Balancer
24500055
BOLT, Engine Valve Lifter, BOLT,VALVE LIFTER GUIDE RETAINER(TO CYL BLOCK)(5/16-18X.855 W/FLAT WASHER)(0.659)- Require Quantity:03
- Package Quantity:1
MSRP: $16.17$10.211- Require Quantity:
24502164
BOLT, Engine Camshaft & Valve Rocker Cover, BOLT,VALVE ROCKER ARM COVER(W/WASHER TO CYL HEAD(HEX WASHER HEAD,1/4-20X1.0 W/DOG POINT/.85 OUTSIDE DIAMETER SPECIAL BODY WASHER,6010M,PO 6174M)(1/4-20X1)(W/WASHER TO CYL HEAD)- Require Quantity:12
- Package Quantity:1
MSRP: $5.22$3.311- Require Quantity:
- BOLT, Engine Main Bearing Cap
MSRP: $18.78$9.951
- SEAL, Engine Rear Main Bearing
12584591
RETAINER, Fuel Injector Metering, RETAINER,FUEL INJECTOR- Require Quantity:06
- Package Quantity:1
MSRP: $24.42$12.941- Require Quantity:
- SPARK PLUG,Glow)
19158029
SPARK PLUG, GASOLINE ENGINE IGNITION(PLATINUM PLUG)- Require Quantity:06
- Package Quantity:1
- Replaced By:19300875
MSRP: $12.98$7.241 - Require Quantity:
MSRP: $4.18$2.338
19329681
SHIELD, Spark Plug Ignition Wire, SHIELD,SPARK PLUG WIRE(*KIT6)- Require Quantity:06
- Package Quantity:1
MSRP: $11.24$6.271- Require Quantity:
MSRP: $37.83$18.751
- GEAR, Engine Crankshaft And Camshaft Balancer
24506985
SEAL, Engine Coolant Thermostat Housing, SEAL,ENGINE COOLANT THERMOSTAT(O RING)(OUTSIDE DIAMETER 1.84 INCHES)MSRP: $10.34$5.481
MSRP: $159.89$85.281
25534749
GROMMET, Engine Camshaft & Valve Rocker Cover, GROMMET,VALVE ROCKER ARM COVER BOLT- Require Quantity:12
- Package Quantity:5
MSRP: $2.53$1.615- Require Quantity:
24501189
BOLT, Engine Crankshaft Pulley and Balancer, BOLT,CRANKSHAFT BALANCER(TO CRANKSHAFT)(3/4-16X2.7)
25526395
BOLT, Distributor (also Knock Sensor), BOLT,CAMSHAFT POSITION SENSOR(FUEL AND IGNITION CAM SENSOR TO FRONT COVER)(HEXAGON-W/FLAT WASHER W/ADHESIVE,1/4-20X.69,.55THD,5 O.D.,300M,PLAIN)
MSRP: $0.10$0.0610
MSRP: $1.76$1.1210
MSRP: $6.32$2.445
MSRP: $7.31$4.6410
12603784
SWITCH, Engine Oil Level, SWITCH,ENGINE OIL LEVEL INDICATOR(2 BLADE TERMINAL,M20X1.5 THREAD)(INCLUDE 47)(COMPONENT PARTS SERVICED)(135.8X28.7)MSRP: $68.84$43.761
MSRP: $1.33$0.8510
19178978
SEAL KIT, Multi Port Fuel Injection Fuel Rail, SEAL KIT,FUEL INJECTOR(O RING)(CONTAINS QTY 16 SEALS)(BLUE O-RING CAN BLACK ENAMEL USED TO SERVICE BLACK/BROWN O-RINGS)- Require Quantity:06
- Package Quantity:1
MSRP: $38.52$20.421- Require Quantity:
MSRP: --$20.321
- BOLT, Engine Cooling
MSRP: $30.88$16.371
- BOLT, Engine Cylinder Head
- BOLT
MSRP: $8.90$4.951
MSRP: $8.20$3.951
14033946
STUD, Engine Mounting, STUD,ENGINE MOUNT STRUT BRACKET(INBOARD/OUTBOARD UPPER)(M10X1.5X20/M10X1.5X30.5)(0.004)- Require Quantity:02
- Package Quantity:5
- Require Quantity:
- TUBE, Engine Oil Level
11507095
NUT, Distributor (also Knock Sensor), NUT,ELECTRONIC IGNITION CONTROL MODULE(TO IGNITION BRACKET)(8.915)MSRP: $0.42$0.391
MSRP: --$13.051
- MSRP: $43.77$24.341
- BEARING KIT, Engine Crankshaft Main
MSRP: $31.00$15.371 - MSRP: $205.24$129.861
- MSRP: $186.20$117.821
- MSRP: $54.88$34.891
- MSRP: $33.18$21.101
- 89017699
BEARING KIT, CRANKSHAFT(STD)(POSITION # 4)(*04)(USED W/SHINY, SMOOTH CAP USING 7/16-14 BOLT)- Fitting Vehicle Options:E(L27)(2ND DES)
MSRP: $67.15$40.581 - Fitting Vehicle Options:
- 12350097
BEARING KIT, CRANKSHAFT(#4)(STD)(*04)(USED W/ROUGH,CAST BEARING CAP USING 1/2-13 BOLT)- Fitting Vehicle Options:E(L27)(1ST DES)
- Fitting Vehicle Options:
MSRP: $27.76$17.641
- GASKET KIT, Engine Cylinder HeadMSRP: $191.45$94.951
- MSRP: $81.09$40.211
- 12351007
GASKET KIT, Engine Front Cover, GASKET KIT,ENGINE FRONT COVER(INCLUDES FRONT COVER GASKET,WATER PUMP COVER GASKET,HUB SEAL & O/FILTER ADAPTER GASKET)MSRP: $31.05$15.391
12354124
SPRING KIT, Engine Valve, SPRING KIT,VALVE(W/CAP)(SPRING SUPPLIED IN KIT MUST BLACK ENAMEL USED WITH TYPE OF VALVE CAP IN KIT(FOUR IDENTIFICATION MARKS ON TOP)- Require Quantity:12
- Package Quantity:1
MSRP: $11.49$10.921- Require Quantity:
- PISTON, Engine Piston
MSRP: $18.63$11.841
- PLUG, Engine Oil Distribution
14090911
PLUG, Plug Threaded, PLUG, DRY SEAL (3/8-18X.42)(ENGINE COOLANT TEMPERATURE INDICATOR SWITCH HOLE)(PART OF 39)MSRP: $7.32$4.651
1635540
STUD, Multi Port Fuel Injection Throttle Body, STUD,THROTTLE BODY(PART OF 112)(M8X1.25X40,9.8)(8.981)- Require Quantity:03
- Package Quantity:1
MSRP: $9.35$5.941- Require Quantity:
MSRP: $87.36$36.691
- MSRP: $215.54$118.551
- SEALANT, Maintenance Products
19369733
ADHESIVE, Maintenance Products, ADHESIVE,THREADLOCKER(HIGH-STRENGTH)(HIGH-TEMPERATURE)(RED)(0.20 OUNCE)(INTAKE MANIFOLD BOLT,ENGINE MOUNT STRUT BRACKET STUD)MSRP: $11.47$6.391
24500166
GASKET, Multi Port Fuel Injection Throttle Body, GASKET,THROTTLE BODY(INTAKE MANIFOLD TO THROTTLE BODY)MSRP: $13.02$12.601
24500363
HEAD, Engine Cylinder, HEAD,CYL(INCLUDE 72)(COMPONENT PARTS SERVICED)- Require Quantity:02
- Package Quantity:1
MSRP: $645.03$181.061- Require Quantity:
MSRP: $9.79$6.211
MSRP: $8.80$5.591
24500650
SEAL, Throttle Body Coolant Supply, SEAL,THROTTLE BODY HEATER OUTLET PIPE(O RING)(HEATER INLET & OUTLET PIPE)(PART OF 39)MSRP: $9.04$4.411
- BEARING, Engine Camshaft & Balance Shaft Front
- RING KIT, Engine Piston
- PIN, Engine Front Cover
- DAMPENER, Engine Timing
MSRP: $14.88$6.241
MSRP: $64.10$24.261
MSRP: $5.33$3.3910
- BOLT, Engine Front Cover
MSRP: $1.75$1.121
MSRP: --$23.381
MSRP: $13.23$13.051
- SEAL, Engine Oil Level
25532387
GUIDE, Engine Valve Push Rod Cover, GUIDE,VALVE LIFTER PUSH ROD(AT ROCKER ARM)- Require Quantity:02
- Package Quantity:1
MSRP: $18.75$13.051- Require Quantity:
25532501
ROD, Engine Valve Push Rod, ROD,VALVE PUSH(7.989 INCHES)- Require Quantity:12
- Package Quantity:1
MSRP: --$13.051- Require Quantity:
- MSRP: $177.67$85.571
25534752
GASKET, Engine Coolant By-Pass, GASKET,ENGINE COOLANT MANIFOLD(PART OF 39)(BETWEEN LOWER INTAKE & ENGINE COOLANT MANIFOLD)MSRP: --$13.051
MSRP: $18.61$9.271
- SEAL, Engine Valve
MSRP: $2.44$1.1610
25535660
BOLT, Engine Coolant Pump, BOLT,WATER PUMP(COOLANT PUMP TO FRONT COVER)(1/4-20X1.17,1.03 THREAD)(W/SEALER 01052080)- Require Quantity:04
- Package Quantity:1
MSRP: $11.79$7.491- Require Quantity:
- 25536321
PIN, Engine Cylinder Head, PIN,CYL HEAD LOCATING(DOWEL 1/4 X 1/2)(STEEL) (CHAMFERED ENDS)(1/4 X 1/2")(STEEL)(CHAMFERED ENDS)(*04)(8.939)- Require Quantity:04
- Package Quantity:1
MSRP: $7.20$4.571 - Require Quantity:
MSRP: $23.33$20.835
- BEARING KIT, Engine Connecting Rod
MSRP: $23.44$14.901 
89017689
BEARING KIT, CONNECT ROD(.0008"UNDERSIZE)(0.026MM UNDERSIZE)(*04)- Require Quantity:06
- Package Quantity:1
- Require Quantity:
- STUD
- SENSOR, Distributor (also Knock Sensor)
10465018
STARTER, Starter Motor, STARTER,(COMPONENT PARTS SERVICED)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(*01)(DELCO SERIES DD 5MT; TYPE 250)
12073941
CHANNEL KIT, Spark Plug Ignition Wire, CHANNEL KIT,SPARK PLUG WIRE(SPARK PLUG WIRE FRONT)(*KIT6)
- WIRE, Spark Plug or Coil
12332136
SHAFT KIT, Engine Crankshaft And Camshaft Balancer, SHAFT KIT,BALANCER(W/BEARING)(INTAKE MANIFOLD)(INCLUDES PINION)(*04)
- SEALER, Maintenance Products
24500082
WASHER, Engine Crankshaft Pulley and Balancer, WASHER,CRANKSHAFT BALANCER(BALANCER)(.78X1.7X.128)
- PIPE, Heater
24500319
PLUG, Engine Mount Dampening, PLUG,ENGINE MOUNT STRUT ACCESS HOLE(PAN HEAD,M12X1.75X18,15.25 THREAD,9.8,PHOSPHATE HEAVY ZINC,TORX,W/SEALER)
- PLATE, Engine Camshaft Thrust
24500647
STUD, Engine Oil Pan, STUD,OIL PAN(REAR LOCK-INTO REAR MAIN CAP)(STRAIGHT,5/16-18X0475,1/4-20X.58,1.23 TL,300M,PO,EXTERNAL TORX)- Require Quantity:02
- Package Quantity:1
- Require Quantity:
- VALVE, Intake
- ADAPTER, Engine Oil Filter
- BOLT, Plug Threaded
24501366
BOLT, Engine Camshaft Gear, BOLT,CAMSHAFT SPROCKET(ALSO HOLDS BALANCE SHAFT GEAR)(1/2-20X1.64,W/WASHER)(0.659)
- PLUG, Engine Camshaft & Balance Shaft Hole
- FLYWHEEL KIT, Engine Crankshaft
24501509
INJECTOR, Fuel Injection, INJECTOR,SEQUENTIAL MULTIPORT FUEL(PART OF 14)(COMPONENT PARTS SERVICED)(SEE GROUP 3.000 "INJECTOR"FOR DETAIL ILLUSTRATED VIEW.)(REQUIRES O-RING P/N 19178978)- Require Quantity:06
- Package Quantity:1
- Require Quantity:
24501613
MANIFOLD, Engine Fuel Intake Manifold, MANIFOLD,LOWER INTAKE(INCLUDES 16,19,27,35-37,110)(COMPONENT PARTS SERVICED)(NO GASKET USED BETWEEN LOWER & UPPER PLEMUM)
24501615
BOLT, Engine Camshaft Thrust, BOLT,CAMSHAFT THRUST PLATE(C/SKIRT OVAL, 5/16-18X.75, 280M)- Require Quantity:03
- Package Quantity:1
- Require Quantity:
- VALVE, Exhaust
- MANIFOLD, Engine Exhaust Manifold
24502098
SHIELD, Distributor (also Knock Sensor), SHIELD,CRANKSHAFT POSITION SENSOR(INCLUDE 63)(COMPONENT PARTS SERVICED)
- STUD, Engine Front Cover
24504791
STUD, Generator Mounting, STUD,GENERATOR SUPPORT(TO CYD HEAD(W/CONICAL 21 OUTSIDE DIAMETER,M10X1.5X57.5,M10X1.5X28.5,93.8TL)(2.383)- Require Quantity:02
- Package Quantity:1
- Require Quantity:
25513252
PLUG, Engine Cylinder Head, PLUG,CYL HEAD CORE HOLE(CYL BLOCK REAR)(CUP DIAMETER 1 1/8")(PART OF 74)- Require Quantity:04
- Package Quantity:1
- Require Quantity:
25525493
WASHER, Exhaust Manifold, WASHER,EXHAUST MANIFOLD HEAT SHIELD(PART OF 57)(SPRING,CUP,5.2X27.0X0.254,4.5 TALL,STAINLESS STEEL,PLAIN)(3.613)MSRP: $6.52$4.36
- 25525493
WASHER, Exhaust Pipe, WASHER,EXHAUST CROSSOVER PIPE HEAT SHIELD(PART OF 44)(SPRING,CUP,5.2X27.0X0.254,4.5 TALL,STAINLESS STEEL,PLAIN)(3.613)MSRP: $6.52$4.36
25530386
MAGNET, Distributor (also Knock Sensor), MAGNET,CAMSHAFT POSITION SENSOR(ON CAMSHAFT SPROCKET)
25530920
ROD, Engine Piston, ROD,CONNECT(INCLUDE 14)(COMPONENT PARTS SERVICED)(*04)- Require Quantity:06
- Package Quantity:1
- Require Quantity:
25532104
BRACKET, Engine Mounting, BRACKET,ENGINE MOUNT STRUT BRACKET("WHEN USING THIS BRACKET ON CARS WHICH HAVE A BRACKET WITH A WASHER WELDED TO IT AS A SPACER,IT WILL BLACK ENAMEL NECESSARY TO ALSO USE P/N 1985797 AS A SPACER.")(ON L.H. CYL BLOCK)
25532853
STUD, Engine Cooling, STUD,DRIVE BELT TENSIONER(TO HEAD(M10X1.5X50,M10X1.5X15)- Require Quantity:02
- Package Quantity:1
- Require Quantity:
25533440
BOLT, Engine Valve Adjusting, BOLT,VALVE ROCKER ARM PIVOT(HEX FLANGED HEAD W/SHIELD,3/8-16X.64 THREAD,.56 ODX1.14 SHIELD,300M,PLAIN)- Require Quantity:12
- Package Quantity:1
- Require Quantity:
- BOLT, Engine Oil Filter
- 25534212
STUD, Exhaust Pipe, STUD,EXHAUST CROSSOVER PIPE(HEXAGON W/WASHER,M8X1.25X22,M8X1.25X27 56TL,9.8,PLATE STEEL)
25534246
MANIFOLD, Engine Coolant By-Pass, MANIFOLD,ENGINE COOLANT(PART OF 39)(TO LOWER INTAKE MANIFOLD)
25534756
SEAL, Engine Crankcase, SEAL,PCV VALVE(O'RING BY-PASS(CRANKCASE VENT VALVE,VALVE TO INTAKE MANIFOLD)(PART OF 112)
25535051
GASKET, Intake Manifold Vacuum, GASKET,VACUUM SOURCE MANIFOLD(HARNESS)(THIS GASKET (P/N 25535051)IS INCLUDED ON 5 HARNESS ASM(P/N 24501262) FOR 1991 ONLY)
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1991 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.