GMC R2500 Engines & Components

Pioneer Replacement Cylinder Head Fasteners S-327

HEAD BOLT KIT

Part Number: PIO-S327

Not Yet Reviewed

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Enginetech Piston Ring Sets R42558-030

Engine Piston Ring Set 59-90 CHV/CHR/DOD/GM/GMC/PLY 4.3L/6.3L/7.0L/7.4L

Part Number: EGN-R42558030

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Continental OE Technology Series V-belts 15591

Belt, Elite, V-Belt, 7/16 in. Width, 58.50 in. Length, Each

Part Number: CEL-15591

Not Yet Reviewed

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Proform Harmonic Balancer Covers 66518CC

Harmonic Balancer Cover, Aluminum, Chrome, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-66518CC

4.0 out of 5 stars ( 3 )

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Cloyes Heavy-Duty Timing Sets C-3202K

Cloyes Heavy-Duty Timing Sets C-3202K

3 PIECE TIMING SET

Part Number: CLO-C-3202K

Not Yet Reviewed

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Cloyes Timing Camshaft Sprockets 2526

Camshaft Sprocket, Aluminum, 54-Tooth, Chevy, GMC, Oldsmobile, Pontiac, 230, 250, 292, Each

Part Number: CLO-2526

Not Yet Reviewed

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Sealed Power Main Bearing Sets 5085M 10

Main Bearings, 0.010 in. Crankshaft Undersize, Tri Metal, Full Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085M10

Not Yet Reviewed

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Continental OE Technology Series V-belts 15391

Belt, Elite, V-Belt, 7/16 in. Width, 38.50 in. Length, Each

Part Number: CEL-15391

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

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Dayco High Performance V-Belts 15385

5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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ACDelco GM Genuine Parts Main Bearing Cap Bolts 12561388

Main Cap Fasteners, ACDelco GM Genuine Parts Multi-Purpose Bolts, 7/16-14 Threads, Cadillac, Chevy, GMC, Olds, Pontiac, Each

Part Number: ADO-12561388

Not Yet Reviewed

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King SI-Series Rod Bearings CR 865SI 030

Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8

Part Number: KGB-CR865SI030

Not Yet Reviewed

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Hastings Piston Ring Sets 5499040

Piston Rings, Phosphate Coated, 3.775 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499040

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Perma-Cool Bolt-On Oil Filter Adapters 1135

Adapter, Oil Filter Bypass, Bolt-On, Aluminum, Natural, Replaces Factory Mounting Plate, Kit

Part Number: PRM-1135

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Sealed Power Main Bearing Sets 4663M 40

Main Bearings, .040 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M40

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Cloyes Heavy-Duty Timing Sets C-3059K

3-PIECE SET

Part Number: CLO-C-3059K

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Cloyes Heavy-Duty Timing Sets C-3056K

Timing Chain and Gear Set, Link Belt, Iron/Steel Sprockets, Chevy, V6, 262, Set

Part Number: CLO-C-3056K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M5523S045

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5523S045

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

Continental OE Technology Series V-belts 15581

Belt, Elite, V-Belt, 7/16 in. Width, 57.50 in. Length, Each

Part Number: CEL-15581

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Dayco High Performance V-Belts 15575

Not Yet Reviewed

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Engine Works Cam Bearing Sets SH-290S

Cam Bearings, Steel Backed Babbitt, Chevy, Small Block, Kit

Part Number: EW1-SH-290S

Not Yet Reviewed

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Enginetech Rod Bearings BB353JSTD

Engine Connecting Rod Bearing 67-17 BUI/CAD/CHV/GM/GMC/Hummer/IZU/OLD/PON/SAB 4.3L/4.4L/4.6L/4.8L/4.9L/5.0L/5.3L/5.7L/6.0L/6.2L/6.6L/7.0L

Part Number: EGN-BB353JSTD

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

Cloyes Replacement Timing Chains C168

Timing Chain, Replacement Chain Only, Heavy Duty Single Roller, Chevy, Big Block, Each

Part Number: CLO-C168

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Enginetech Rod Bearings BB619J020

Engine Connecting Rod Bearing 58-07 BUI/CHV/GM/GMC/OLD/PON 4.3L/5.7L/6.0L/6.5L/6.6L/6.7L/7.0L/7.4L/8.1L/L

Part Number: EGN-BB619J020

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

ACDelco V-Ribbed Accessory Belts 88934310

Accessory Belt, V-ribbed, Serpentine, 37.98 in. Length, 0.410 in. Width, Each

Part Number: ADO-15380

Not Yet Reviewed

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FAG Bearings Harmonic Balancer Repair Sleeves SR3466

Repair Sleeve Various Makes 48-05

Part Number: FWB-SR3466

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Pioneer Automotive Valve Locks SS-555-HD

Valve Locks

Part Number: PIO-SS-555-HD

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

Enginetech Piston Ring Sets R42558-060

Engine Piston Ring Set 59-90 CHV/CHR/DOD/GM/GMC/PLY 4.3L/6.3L/7.0L/7.4L

Part Number: EGN-R42558060

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