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Engine Assembly & Partial Engine fit your 1991 GMC G1500
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1991 GMC G1500
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Transmission - Automatic
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Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
$49.40 $26.181
- $49.40 $26.181
$8.35 $5.051
$162.86 $86.321
$162.86 $86.321
$130.14 $72.641
$8.74 $5.681
$8.54 $4.871
$4.11 $2.6710
$5.78 $3.491
$5.78 $3.491
$6.66 $4.3310
- BOLT, Intake & Exhaust Manifold
$8.62 $5.6110
- $8.62 $5.6110
$6.83 $3.6310
$12.601
$12.601
$5.70 $3.0210
- $5.70 $3.0210
10108445
GASKET, Distributor Housing, GASKET, IGNITION TIMER DISTRIBUTOR (ALSO PART OF ITEMS #43,50)- Replaced By:
$5.70 $3.0210
$36.20 $19.191
$23.72 $14.331
- MODULE, Distributor (also Knock Sensor)
- GASKET, Engine Cylinder Head
- SPROCKET, Engine Crankshaft/Timing
$21.20 $11.241
- $21.20 $11.241
$60.34 $31.971
$4.18 $2.381
$23.93 $12.831
- LIFTER, Engine Valve Lifter
$8.30 $5.39
- VALVE, Engine Crankcase
- VALVE, Intake
$57.77 $34.911
$5.65 $4.8315
$5.65 $4.8315
$5.70 $4.881
$5.70 $4.881
$4.51 $3.8515
$4.51 $3.8515
- VALVE, Intake
$24.10 $14.5510
- THERMOSTAT, Engine Coolant Temperature
$25.44 $13.481 
$29.91 $17.05
- FLYWHEEL, Engine Crankshaft
$13.00 $7.851
14028949
COVER, Engine Coolant Thermostat, COVER, CYLINDER HEAD WATER JACKET (W/TAPPING HOLE)- Replaced By:
$20.72 $11.251
1453658
PIN, Engine Clutch Housing or Transmission, PIN, TRANSMISSION LINE UP (5/8X1, 3/16)- Replaced By:
$6.28 $3.811
- $6.28 $3.811
$282.81 $137.691
$25.45 $16.54
- VALVE, Exhaust
- FLYWHEEL, Engine Crankshaft
$22.20 $13.415
$17.77 $12.151
- VALVE, Exhaust
- COVER, Engine Valve Rocker & Camshaft
$38.83 $23.461
14022672
BOLT, Engine Crankshaft Pulley and Balancer, BOLT, TORSIONAL DAMPER (M16X1.5X50)- Replaced By:
$14.54 $8.791
$4.57 $2.9420
$13.88 $7.911
- $13.88 $7.911
354501
CONNECTOR, Engine Coolant By-Pass, CONNECTOR, THROTTLE BODY INJECTION HEATER ADAPTER (8.866)- Replaced By:
$14.75 $9.851
- $14.75 $9.851
- $14.75 $9.851
$25.28 $15.261
$137.28 $51.761
$2.73 $1.6520
- PUMP, Engine Oil Pump
- REINFORCEMENT, Engine Camshaft & Valve Rocker Cover
- PUMP, Engine Oil Pump
$8.47 $5.491
$8.47 $5.491
- GASKET, Fuel Pump Mounting
- BEARING KIT, Engine Crankshaft Main
$58.20 $35.171 - $58.20 $35.171
- $49.08 $29.671
- $100.79 $60.901
- $48.65 $24.131
- GASKET KIT, Manifold to Cylinder Head
$33.95 $20.511 
$49.80 $30.071
$35.78 $21.611
$35.78 $21.611
$51.68 $31.231
$58.20 $35.171
$25.52 $15.425
14088561
BOLT, Engine Rear Main Bearing, BOLT, CRANKSHAFT REAR SEAL RETAINER (1/4-20X.88)- Replaced By:
$10.00 $6.041
$230.69 $139.381
$7.21 $4.6910
$32.68 $19.751
- BOLT, Engine Flywheel
$74.29 $44.881
- SUPPORT, Spark Plug Ignition Wire
$15.97 $10.37
- TUBE, Engine Oil Level
23504011
WASHER, Engine Crankshaft And Camshaft Balancer, WASHER, FLAT TORSIONAL DAMPER (M16.5X50.5X10)- Replaced By:
$3.89 $2.53
25037332
SENSOR, Coolant Temperature (Engine Unit), SENSOR, ENGINE COOLANT TEMPERATURE GAGE- Replaced By:
$77.42 $44.13
- PUMP, Fuel Pump
$6.21 $3.53
$6.21 $3.53
- STUD, Intake & Exhaust Manifold
$59.45 $35.921
- $4.16 $2.201
- GASKET, Fuel Injector Pump
- BEARING KIT, Engine Connecting Rod
$56.20 $33.961 - $20.29 $6.751
$29.83 $14.791
12551537
DAMPENER, Engine Crankshaft And Camshaft Balancer, DAMPENER,CRANKSHAFT TORSIONAL(W/5.0H)- Replaced By:
$202.98 $117.681
$1.80 $0.971
$13.051
- FLYWHEEL, Engine Crankshaft
$8.15 $4.935
14080362
STUD, Emission Control System, STUD, CRANKSHAFT REAR SEAL RETAINER (5/16X18X1.44)- Replaced By:
$8.15 $4.935
- $8.15 $4.935
$14.66 $7.771
$12.601
$10.82 $6.171
$17.94 $11.951
$7.36 $4.0920
$7.36 $4.0920
$14.18 $9.211
$6.32 $2.505
6272222
BALANCER, Engine Crankshaft And Camshaft Balancer, BALANCER, CRANKSHAFT TORSIONAL (W/5.7K)- Replaced By:
$170.74 $94.781
$19.20 $13.051
$35.73 $21.541
- GROMMET, Engine Crankcase
- SEAL, Engine Rear Main Bearing
- SEAL, Engine Valve
10137488
GASKET, Engine Coolant Thermostat Housing, GASKET, WATER CROSSOVER & THERMOMETER HOUSING- Replaced By:
$10.72 $6.9710
- GASKET, Engine Coolant Thermostat Housing
- BEARING KIT, Engine Crankshaft Main
$67.06 $40.511 - $67.06 $40.511
$50.26 $10.541
- BEARING KIT, Engine Crankshaft Main$67.06 $40.511
$5.05 $3.281
- SUPPORT, Spark Plug Ignition Wire
- CRANKSHAFT, Engine
$1650.94 $997.501 
$670.13 $559.391
$5.48 $3.5610
$5.56 $3.6110
$1.80 $1.171
$1.80 $1.171
$59.37 $35.871
- GASKET KIT, Manifold to Cylinder Head
$34.79 $17.241 - $34.79 $17.241
$71.47 $43.171- $71.47 $43.171
$235.77 $142.451
- SPROCKET, Engine Camshaft
- NUT, Engine Valve Adjusting
$44.97 $27.171
$44.97 $27.171
$5.29 $3.431
$5.29 $3.431
- CLIP, Fuel Injection
14033946
STUD, Engine Coolant Thermostat Housing, STUD, WATER CROSSOVER & THERMOMETER HOUSING- Replaced By:
$13.055
$13.055
$13.055
- $13.055
$23.64 $15.031
$4.46 $2.691
- $4.46 $2.691
$13.56 $9.271
- PUMP, Engine Oil Pump
$139.40 $44.481
$26.291
$25.98 $13.771
$3.51 $2.282
$5.76 $3.4825
$5.76 $3.4825
$30.09 $18.181
$27.19 $16.4110
- $27.19 $16.4110
$3.26 $2.121
- LIFTER, Engine Valve Lifter
$675.07 $408.041
$7.74 $4.671
- GASKET, Engine Cylinder Head
$7.73 $5.02
$7.73 $5.02
- CAMSHAFT, Engine
- HEAD, Engine Cylinder
- SCREEN, Engine Oil Pump
10019739
CLAMP, Engine Crankcase Ventilation, CLAMP, CRANKCASE DEPRESSION REGULATOR VALVE HOSE- Replaced By:
$13.051
- SUPPORT, Spark Plug Ignition Wire
$20.69 $12.501
- BOLT, Engine Camshaft & Valve Rocker Cover
- VALVE, Exhaust
$23.71 $14.331
$46.20 $27.901
- $46.20 $27.901
- ROD, Engine Valve Push Rod
- BOLT, Engine Main Bearing Cap
- PISTON, Engine Piston
$25.62 $13.581
$4.35 $2.831
$22.91 $13.051
$11.90 $7.721
$21.75 $14.121
$5.39 $3.2510
- RING KIT, Engine Piston
- GASKET, Engine Camshaft & Valve Rocker Cover
- BOLT, Engine Crankshaft Pulley and Balancer
10137417
SENSOR, Multi PORTION Fuel Injection Throttle Position, SENSOR, THROTTLE POSITION (6.2J)- Replaced By:
$591.92 $189.001
$8.15 $4.921
$11.43 $7.421
$29.22 $14.361
$50.17 $30.321
10181395
GASKET KIT, Engine Cylinder Head, GASKET KIT, CYLINDER HEAD (INCLUDES ITEMS #12,23,28,50) (1991)- Replaced By:
$344.76 $102.831
10181398
GASKET KIT, Manifold to Cylinder Head, GASKET KIT, INTAKE MANIFOLD (INCLUDES ITEM #12)(ALSO PART OF #43)(1991)- Replaced By:
$38.68 $23.371
- BOLT, Intake & Exhaust Manifold
$12.601
$13.051
$8.39 $5.451
- SEAL, Engine Valve
- BALL, Engine Valve Adjusting
$2.86 $1.861
- BOLT, Engine Connecting Rod Cap
- VALVE, Intake
$44.68 $27.001
$3.46 $2.2510
$13.051
- BEARING KIT, Engine Connecting Rod
$29.81 $14.781 
$27.67 $16.721
$8.83 $4.671
$8.83 $4.671
- $8.83 $4.671
- BEARING, Engine Camshaft & Balance Shaft Front
$7.28 $6.751
$83.61 $54.331
- PISTON, Engine Piston
- BEARING KIT, Engine Connecting Rod
$91.12 $37.811 
$96.65 $58.401
- RING KIT, Engine Piston
- BEARING KIT, Engine Crankshaft Main
$65.85 $42.781 
$58.02 $36.451
$53.47 $32.801
$9.08 $5.481
$13.051
- $13.051
$76.34 $42.361
- REINFORCEMENT, Engine Oil
$20.05 $13.031 
$20.05 $13.031
- STUD, Intake & Exhaust Manifold
- COVER, Engine Valve Rocker & Camshaft
$5.12 $3.315
- $5.12 $3.315
$35.48 $20.221
$535.44 $170.921
$13.051
$156.95 $89.281
$464.71 $390.621
$18.07 $11.741
$15.04 $9.771
$4.94 $2.9940
$345.54 $208.781
$6.22 $3.3020
$16.32 $10.601
- BEARING KIT, Engine Crankshaft Main
$95.59 $57.761 - $64.93 $19.061
$13.051
$365.10 $239.711
- $365.10 $239.711
$13.051
$3.88 $2.061
$2.89 $1.865
$105.14 $34.451
$7.21 $4.691
$8.80 $5.711
$6.755
- $13.051
$13.051
14085761
SUPPORT, Spark Plug Ignition Wire, SUPPORT, SPARK PLUG WIRE (#2-3 LH)(#1-2-3 RH)- Replaced By:
$13.051
$95.03 $54.061
- CHAIN, Engine Timing
$74.37 $62.001
14088556
HOUSING, Engine Crankshaft And Camshaft Balancer, HOUSING, CRANKSHAFT REAR SEAL(RETAINER)- Replaced By:
$230.10 $139.031
$13.051
$26.37 $17.131
$13.051
14101032
BOLT, Engine Rear Main Bearing, BOLT, CRANKSHAFT REAR SEAL RETAINER (1/4-20X1.75)- Replaced By:
$4.16 $2.7010
$4.16 $2.7010
$10.49 $6.821
14101058
STUD, Engine Rear Main Bearing, STUD, CRANKSHAFT REAR SEAL RETAINER (1/4-20X2.18)- Replaced By:
$10.49 $6.821
$5.74 $3.731
$5.74 $3.731
$47.14 $30.631
- ROD, Engine Piston
$544.91 $310.001
$120.72 $41.501
$14.76 $7.821
- $14.76 $7.821
- CLAMP, Distributor Housing
$46.11 $27.871
- $129.63 $110.151
$45.07 $22.351
$13.051
23500807
TUBE, Engine Fuel Intake Manifold, TUBE, INTAKE MANIFOLD CRANKCASE DEPRESSION REGULATOR- Replaced By:
$13.051
$13.051
$13.051
$6.02 $3.6410
- $6.02 $3.6410
$9.62 $5.481
$8.72 $4.971
25037333
SENSOR, Coolant Temperature (Engine Unit), SENSOR, ENGINE COOLANT TEMPERATURE GAGE- Replaced By:
$73.72 $35.161
$6.751
- STUD, Engine Valve Adjusting
$8.441
$8.441
$7.93 $5.151
$32.82 $19.831
$3.91 $2.5320
$58.09 $35.101
$2.28 $1.9525
$8.71 $5.261
$8.71 $5.261
$58.34 $35.251
$113.291
$8.65 $5.6225
$122.23 $60.611
- BRACKET, Emission Control System
- MANIFOLD, Engine Fuel Intake Manifold
- MANIFOLD, Engine Exhaust Manifold
- STUD, Intake & Exhaust Manifold
10085769
ADAPTER, Throttle Body/Carburetor, ADAPTER, THROTTLE BODY INJECTION HEATER (W/FITTING & PLUG)- Replaced By:
- TUBE, Engine Oil Level
- OUTLET, Engine Coolant
10129567
GASKET, Throttle Body/Carburetor, GASKET, THROTTLE BODY INJECTION HEATER TO MANIFOLD- Replaced By:
- SEAL, Engine Valve
- BRACKET, Fuel Injection
- HEAD, Engine Cylinder
- 10166135
MANIFOLD, Engine Fuel Intake Manifold, MANIFOLD, INTAKE (W/5.0H)(W/5.7K, EXCEPT NM8)- Replaced By:
- MANIFOLD, Engine Exhaust Manifold
10174466
SUPPORT, Transmission Throttle Valve Control, SUPPORT, THROTTLE VALVE & CRUISE CONTROL BRACKET (1991)- Replaced By:
- ENGINE, Cylinder and Case
- BRACKET, Accelerator Linkage
- CLIP, Transmission Oil Cooler
- PAN, Engine Oil
- MANIFOLD, Engine Fuel Intake Manifold
- WIRE, Spark Plug or Coil
- WIRE, Spark Plug or Coil
- HEAD, Engine Cylinder
- 12514590
GASKET KIT, Engine Overhaul, GASKET KIT, ENGINE OVERHAUL (INCLUDE ITEMS #4,33,77,79,129)- Replaced By:
- COVER, Engine Front Cover
12550760
FITTING, Engine Oil Pressure/Temperature, FITTING, ENGINE OIL PRESSURE INDICATOR SWITCH- Replaced By:
12550760
FITTING, Engine Oil Pressure/Temperature, FITTING, OIL PRESSURE & FUEL PUMP SENSOR- Replaced By:
- MANIFOLD, Engine Exhaust Manifold
- COVER, Engine Front Cover
- STUD, Engine Coolant
- $2.84 $1.85
- STUD, Fuel Injector Pump
14024997
SPRING, Accelerator Return Spring, SPRING, ACCELERATOR CONTROL CABLE INNER RETURN- Replaced By:
14029009
STUD, Intake & Exhaust Manifold, STUD, HEXAGON (3/8-16X1, 3/8-16X2.25)(AS REQUIRED)- Replaced By:
14038643
SUPPORT, Transmission Throttle Valve Control, SUPPORT, TRANS THROTTLE VALVE CONTROL CABLE- Replaced By:
14045274
COVER, Engine Cylinder Head, COVER, CYLINDER HEAD WATER JACKET (W/O TAPPING HOLE)- Replaced By:
- BEARING, Engine Camshaft & Balance Shaft Front
- HOSE, Engine Crankcase Ventilation
- BEARING KIT, Engine Crankshaft Main
- NOZZLE, Fuel Injector Metering
14061656
COVER, Flywheel & Clutch & Converter Housing, COVER, CLUTCH HOUSING (EXCEPT M20 & JF9)- Replaced By:
$11.01 $7.33
- REINFORCEMENT, Engine Oil
$28.07 $18.24
- RING KIT, Engine Piston
$82.70 $53.74 
- BRACKET, Ignition Coil Mounting
$9.58 $6.22
- PISTON, Engine Piston
23503122
INSULATOR, Engine Crankcase, INSULATOR, CRANKCASE DEPRESSION REGULATOR VALVE (1988-91)- Replaced By:
$36.05 $23.43
5234820
VALVE, Exhaust Manifold Heat Valve, VALVE, W/ACTUATOR, EXHAUST PRESSURE REGULATOR- Replaced By:
- DRIVE, Engine Oil Pump
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1991 GMC G1500 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. Model Code: 1/2 TON CARGO, 1/2 TON PASSENGER.