1990 GMC Engines & Components

Dorman Harmonic Balancers 594-002

Harmonic Balancer, Internal Balance, Nodular Iron, Natural, Chevy/GMC, Small Block, Each

Part Number: RNB-594-002

4.0 out of 5 stars ( 3 )

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King HP-Series Main Bearings MB 557HP 030

Main Bearings, HP-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB557HP030

Not Yet Reviewed

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Proform Pushrods 66409C

Proform Pushrods 66409C

Pushrods, Chromoly, Heat-Treated, 3/8 in. Diameter, Universal, Set of 16

Part Number: PRO-66409C

1.0 out of 5 stars ( 1 )

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Sealed Power A-Series Rod Bearings 6-1020A .25MM

Rod Bearings, 0.25mm Crankshaft Undersize, Bi Metal, Chevy, GMC, Oldsmobile, Pontiac, Isuzu, V6, 4.3L, Set of 6

Part Number: SLP-61020A25MM

Not Yet Reviewed

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Hastings Premium Ductile Ring Sets 2M5615

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5615

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Hastings Premium Ductile Ring Sets 2M5523045

Piston Rings, Premium Ductile Ring Sets, 0.045 in. Oversize, 4.045 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523045

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Sealed Power Main Bearing Sets 7122MA 10

Main Bearings, Tri Metal Copper-lead Alloy, 0.010 in. Crankshaft Crankshaft Undersize, Chevy, Big Block, Set of 5

Part Number: SLP-7122MA10

3.0 out of 5 stars ( 2 )

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Trans-Dapt Performance Billet Aluminum Timing Chain Covers 6010

Timing Cover, 1-Piece, Aluminum, Natural, Chevy, Small Block, Each

Part Number: TRD-6010

Not Yet Reviewed

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Cloyes Replacement Timing Chains 9-135

Replacement Timing Chain, True Roller, Chevy, Merlin , Raised Cam, 454, Chry. 273-360/392, Chain Only, Each

Part Number: CLO-9-135

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-102

Automatic Belt Tensioner, Smooth Pulley, Chevy, GMC, Oldsmobile, Each

Part Number: RNB-419-102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Pioneer Balancers DA-3071

Harmonic Balancer, Internal Balance, 6.730 in. Diameter, Nodular Iron, Chevy/GMC/Pontiac, Small Block, Each

Part Number: PIO-DA-3071

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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ATP Graywerks Harmonic Balancers 102075

4.25 out of 5 stars ( 7 )

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Pioneer Automotive Connecting Rod Bolts S-1035

CONN ROD BOLTS

Part Number: PIO-S-1035

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

ATP Graywerks Harmonic Balancers 102042

Harmonic Balancer, Internal Balance, Nodular Iron, Chevy/GMC, Small Block, Each

Part Number: ATP-102042

2.75 out of 5 stars ( 4 )

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Melling Oil Pumps M-62C

Oil Pump, Wet Sump Style, Standard Volume/Pressure, AMC, Buick, Chevy, GMC, Jeep, Oldsmobile, Pontiac, 2.5L

Part Number: MEL-M62C

5.0 out of 5 stars ( 1 )

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PRW Pushrod Guideplates (PowerPlus+) 1145400

Guideplates, PowerPlus+, Raised, Steel, Black Oxide, 3/8 in. Pushrod Size, Chevrolet, Set of 8

Part Number: PQX-1145400

Not Yet Reviewed

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Hastings Premium Ductile Ring Sets 2M592060

Engine Piston Ring Set, 6-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M592060

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Canton Racing Oil Filter Block-Off Plates 22-520

Adapter, Oil Filter, Block-Off Plate, Aluminum, Black, 1/2 in. NPT Inlet, Each

Part Number: CTR-22-520

3.0 out of 5 stars ( 2 )

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Melling Oil Pumps M134

Oil Pump, Standard-Volume, GM/Isuzu, 3.1/3.4L, V6, Each

Part Number: MEL-M134

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M592

Engine Piston Ring Set, 6-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M592

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

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Sealed Power Performance Piston Ring Sets E-229K

2 out of 5 stars ( 1 )

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Pioneer Balancers DA-2621

Harmonic Balancer, Internal Balance, 6.130 in. Diameter, Nodular Iron, Black, Chevy, GMC, Oldsmobile, V6, Each

Part Number: PIO-DA-2621

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

King HP-Series Rod Bearings CR 808HPN 021

Rod Bearings, HP-Series, Silicon Aluminum, 0.021 in. Crankshaft Undersize, Chevy, Big Block, Set of 8

Part Number: KGB-CR808HPN021

Not Yet Reviewed

Estimated Ship Date: Jul 20, 2026 if ordered today

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Estimated Ship Date: Jul 20, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M592020

Engine Piston Ring Set, 6-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M592020

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Cloyes Replacement Timing Chains 9-192

Replacement Timing Chain, True Roller, Chevy, Big Block, Gen VI, Chain Only, Each

Part Number: CLO-9-192

5.0 out of 5 stars ( 1 )

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Sealed Power Performance Piston Ring Sets E-356K 60

Piston Rings, Moly, 3.796 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 0.200 in. Deep Oil Ring Groove, 8-Cylinder, Set

Part Number: SLP-E-356K60

Not Yet Reviewed

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Hastings Piston Ring Sets 2M139010

Piston Rings, Plasma-moly, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139010

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