My Garage
My Account
Cart
Engine Assembly & Partial Engine fit your 1991 GMC C2500
Currently shopping for
1991 GMC C2500
Change VehicleCategories Close X
Currently selected
Engine
Other Categories
Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Frames, Springs, Shocks, Bumpers
Front Axle, Front Suspension, Steering
Front End Sheet Metal, Heater
Fuel System, Exhaust, Emission System
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Transmission - Manual
Parts Questions
Sort by:
Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
- SENSOR, Computer Control Sensors
- SHIELD, Spark Plug Ignition Wire
- INDICATOR, Engine Oil Level
- GASKET, Engine Oil Pan
- FILTER, Engine Oil Filter
- BOLT, Intake & Exhaust Manifold
- GASKET, Engine Oil Pan Drain Plug
$5.56 $3.5310
- GASKET, Emission System
- BOLT, Engine Flywheel
- GASKET, Engine Coolant Outlet
- GASKET, Distributor Housing
- FITTING, Engine Oil Filter
- BEARING, Engine Crankshaft Clutch Pilot
$23.64 $12.531
- SEAL, Engine Oil Filter
- MODULE, Distributor (also Knock Sensor)
- GASKET, Engine Cylinder Head
- SPROCKET, Engine Crankshaft/Timing
- OUTLET, Engine Coolant
- GROMMET, Engine Crankcase
$4.27 $2.7110
- SENSOR, Engine Oil Pressure/Temperature
- HOSE, Engine Coolant By-Pass
$4.18 $2.331
$4.18 $2.331
$10.61 $6.641
- LIFTER, Engine Valve Lifter
- VALVE, Intake
- GASKET, Engine Camshaft & Valve Rocker Cover
- BOLT, Engine Cylinder Head
- STUD, Engine Oil Pan
- THERMOSTAT, Engine Coolant Temperature
$29.91 $16.681 
$23.16 $12.911
$70.21 $39.15
$10.96 $6.961
- PUMP KIT, Engine Coolant
- COVER, Engine Coolant Thermostat
- PIN, Engine Clutch Housing or Transmission
$24.19 $15.381
- VALVE, Exhaust
- COVER, Engine Valve Rocker & Camshaft
- SEAL, Engine Rear Main Bearing
- GASKET, Engine Front Cover
- ROD, Engine Piston
- BOLT, Engine Crankshaft Pulley and Balancer
- PUMP, Engine Oil Pump
$35.18 $22.361
- GEAR, Engine Flywheel
$4.14 $2.6120
25518880
CLAMP, Fuel Line, CLAMP,HEXAGON HEAD,WORM GEAR,.250-.625,.320 WIDE,STAINLESS STEEL(AS REQUIRED)(8.948)$3.91 $2.455
- STUD, Engine Coolant Pump
- MANIFOLD, Engine Exhaust Manifold
- BOLT, Engine Oil Pump
- ARM KIT, Engine Valve Rocker
- FLYWHEEL, Engine Crankshaft
- SEAL, Engine Front Cover & Crankshaft Seal
- BEARING KIT, Engine Crankshaft Main
$58.20 $35.171 - $58.20 $35.171
$58.20 $35.171- $58.20 $35.171
$38.79 $23.451
$67.06 $40.511- $67.06 $40.511
$79.66 $48.121
$55.80 $25.821- $50.771
$59.76 $37.981- $58.02 $45.571
- $63.051
$75.54 $48.011- $64.93 $23.831
- GASKET, Engine Coolant Thermostat Housing
- GASKET KIT, Manifold to Cylinder Head
$30.76 $18.581 
$34.79 $16.131
$32.31 $19.511
$46.28 $27.961
$45.13 $27.251
$86.59 $55.041
- PIN, Engine Front Cover
- GASKET, Fuel Pump Mounting
- BOLT, Engine Rear Main Bearing
$2.37 $1.4910
$31.19 $19.821
- WASHER, Engine Crankshaft Pulley and Balancer
- SENSOR, Coolant Temperature (Engine Unit)
$14.88 $9.46
- $6.21 $3.46
- BOLT, Engine Camshaft & Valve Rocker Cover
- STUD, Intake & Exhaust Manifold
$13.36 $7.081
- GASKET, Throttle Body/Carburetor
$2.89 $1.531
- BEARING KIT, Engine Connecting Rod
$50.92 $30.771 - $20.29 $19.401
$88.68 $35.661
$96.65 $61.431
$29.83 $14.791
$25.08 $15.151
- BALANCER, Engine Crankshaft And Camshaft Balancer
- GASKET, Engine Coolant Pump
$12.601
- SHAFT, Engine Oil Pump
- SPRING, Engine Oil Pressure
- SPRING, Engine Valve
- STUD, Emission Control System
$13.28 $7.041
$10.28 $5.731
$6.32 $2.445
$10.51 $6.681
- SUPPORT, Spark Plug Ignition Wire
- ROD, Engine Valve Push Rod
- CRANKSHAFT, Engine
$1026.68 $646.661 
$1695.24 $1311.261
$670.13 $555.371- $670.13 $555.371
- BOLT, Engine Main Bearing Cap
- SEAL, Engine Valve
- CLAMP,A/C)
$15.35 $13.051
- PLUG, Engine Oil Distribution
- PLATE, Engine Clutch Driven(Friction Disc)
- BEARING, Engine Camshaft
- SPROCKET, Engine Camshaft
- CAP, Engine Oil Filler
- NUT, Engine Valve Adjusting
- CAP, Engine Valve Spring
- CLIP
- CLIP, Fuel Line
- HOSE, Fuel Line
- Lubrication
$24.06 $15.291 
$13.75 $8.741
- RETAINER, Engine Oil Pump
$3.26 $2.071
94673017
OFF ROAD), Engine Block, OFF ROAD)(DO NOT CATALOG)(41.1 MM(CYL & CASE WATER JACKET)(AS REQUIRED)$7.02 $4.241
$7.02 $4.241
- HEAD, Engine Cylinder
- CAMSHAFT, Engine
$7.73 $4.91
- PIN, Air Cleaner Intake
- SCREEN, Engine Oil Pump
$13.051
- PIN, Engine Flywheel
- FITTING
$20.19 $12.831
$7.73 $4.911
$7.73 $4.911
$5.38 $3.411
- GUIDE, Engine Valve Push Rod Cover
$4.88 $3.1010
- SENSOR, Multi Port Fuel Injection Throttle Position
- PIPE, Fuel Line
- PRE, Engine Cylinder
$77.74 $53.461
$216.65 $106.361
- GASKET KIT, Engine Front Cover
$24.38 $13.051 - $24.38 $13.051
- BRACKET, Engine Lift
- PLUG, Engine Oil Cooler
- REINFORCEMENT, Engine Oil
$18.18 $11.551 
$18.18 $11.551
- $48.85 $29.521
- GASKET KIT, Engine Cylinder Head
$344.76 $102.831
- SUPPORT, Accelerator Linkage
- STOVE, Air Cleaner Intake
$13.051
- CLIP, Transmission Oil Cooler
- BOLT, Engine Connecting Rod Cap
$30.52 $20.511
- PLUG, Engine Coolant Pump
- COVER, Engine Oil Pump
- BOLT, Engine Front Cover
- BEARING, Engine Camshaft & Balance Shaft Front
- PISTON, Engine Piston
- RING KIT, Engine Piston
- PIN, Engine Oil Pressure
- STUD, Engine Coolant
- PIN, Engine Cylinder Head
- ADAPTER, Engine Oil Filter
$20.68 $11.371
- ENGINE, New/Remanufactured
$4.46 $1.981
- CHAIN, Engine Timing
$4.36 $2.7840
- NUT, Engine Connecting Rod Bolt
$5.38 $3.0020
- ROTATOR, Engine Valve Spring
- 14063606
INJECTOR, Fuel Injector Metering, INJECTOR, INDIRECT FUEL(REMANUFACTURE)73.8 MM LONG (1988 2ND DESIGN)(1989-90)(*01)$146.45 $72.201
$3.13 $1.661
$208.47 $131.901
- STUD, Engine Rear Main Bearing
$13.051
- PLATE, Engine Clutch(Pressure Plate)
- VALVE, Emission Control System(EGR Valves)
$109.38 $38.601
$45.07 $36.061
$13.051
- INSULATOR, Fuel Line
$5.47 $3.4810
- KEY, Valve Stem
- VALVE, Engine Oil Filter
$153.02 $85.311
$4.22 $3.621
- STUD, Engine Valve Adjusting
$7.93 $5.041
- PLUG, Engine Camshaft & Balance Shaft Hole
- BOLT, Engine Clutch Cover to Flywheel
9424877
BOLT, Engine Camshaft gear, BOLT,HEXAGON .312-18X.750 300M PC(RADIATOR SURGE TANK)(AS REQUIRED)(8.900)$3.43 $2.205
- SHIELD, Engine Valve
- TUBE, Engine Oil Level
- PAN, Engine Oil
- STUD
- BRACKET
- BOLT, Engine Oil Filter
- BRACKET, Fuel Injection
- BRACKET, Fuel Line
- MANIFOLD, Engine Fuel Intake Manifold
- ENGINE, Cylinder and Case
- BALL, Engine Valve Adjusting
- COVER, Engine Front Cover
- BRACKET, Ignition Coil Mounting
- WASHER
- HARNESS, Spark Plug or Coil
- WIRE
- EXTENSION, Emission System
- PLUG
- PISTON KIT, Engine Piston
- ENGINE, Production/Service
- FITTING, Engine Oil Pressure/Temperature
- BOLT
- LOCK, Exhaust Manifold Bolt
- PIPE, Emission System
- COVER, Engine Clutch(Pressure Plate)
- COVER, Flywheel & Clutch & Converter Housing
- VALVE, Emission Control System
- DRIVE, Engine Oil Pump
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1991 GMC C2500 parts. Parts like Engine Assembly & Partial Engine are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L. Model Code: C2500 EXTENDED CAB LONG BOX, C2500 EXTENDED CAB STANDARD BOX, C2500 REGULAR CAB.