2003 GMC SIERRA 1500 HD Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options

Cloyes Timing Camshaft Sprockets S878T

Timing Gear, Camshaft Sprocket, 44-tooth, Steel, Chevy, Each

Part Number: CLO-S878T

Not Yet Reviewed

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King SI-Series Rod Bearings CR 865SI

Rod Bearings, SI-Series, Silicon Aluminum, Standard Size, Chevy, Set of 8

Part Number: KGB-CR865SI

5.0 out of 5 stars ( 1 )

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King HP-Series Cam Bearings CS5172HP

King HP-Series Cam Bearings CS5172HP

Cam Bearings, Alecular Silicon, Chevy LS, Dart LS Next Block, Kit

Part Number: KGB-CS5172HP

Not Yet Reviewed

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Dorman Engine Oil Dipstick Tubes 917-303

DIPSTICK TUBE

Part Number: RNB-917-303

2.92 out of 5 stars ( 13 )

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King XP-Series Rod Bearings CR 807XPND 010

Rod Bearings, XP-Series, Copper/Lead/Nickel, 0.010 in. Crankshaft Undersize, Large Journal, Chevy, Set of 8

Part Number: KGB-CR807XPND010

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ACDelco Ultraguard Gold Engine Oil Filters 19391149

Oil Filters, Ultraguard Gold Engine Oil Filters, Canister Style, AMC, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Jeep, Olds, Pontiac, Saab, Each

Part Number: ADO-UPF46R

5.0 out of 5 stars ( 2 )

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King SI-Series Rod Bearings CR 807SISTDX

Rod Bearings, Standard Size, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SISTDX

3.4 out of 5 stars ( 5 )

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Cloyes Timing Crankshaft Sprockets S827

Timing Gear, Crankshaft Sprocket, 22-tooth, Steel, Chevy, Each

Part Number: CLO-S827

Not Yet Reviewed

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Mahle Original Timing Chain Kits 9-3220

Timing Chain Set, Single Roller, Buick, Cadillac, Chevy, GMC, Pontiac, LS, Set

Part Number: MAH-93220

Not Yet Reviewed

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ACDelco Gold Tensioner Pulleys 88909590

Idler Pulley, Replacement, Serpentine, 6-groove, Steel, Black, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Each

Part Number: ADO-38009

3.0 out of 5 stars ( 1 )

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Hastings Premium Ductile Ring Sets 2M4860S

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, for Single Piston, Set

Part Number: HSN-2M4860S

5.0 out of 5 stars ( 1 )

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Continental OE Technology Series Multi-V Belts 4040377

Belt, OE Technology Series, Multi-V, Serpentine, 4-Rib, 37.75 in. Length, Each

Part Number: CEL-4040377

5.0 out of 5 stars ( 9 )

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Continental Replacement Tensioner Pulleys 49001

Idler Pulley, Smooth, Black Powdercoated, Each

Part Number: CEL-49001

5.0 out of 5 stars ( 1 )

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Melling Timing Chain Dampener Brackets BD417-BRKT

Timing Chain Dampener Brackets, Steel, Black, Chain Damper, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Small Block LS, Kit

Part Number: MEL-BD417-BRKT

3.0 out of 5 stars ( 2 )

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Innovators West Tensioner Pulleys 973

Tensioner Pulley, 8-Rib, Serpentine, Billet Aluminum, Natural, Chevy, GMC, LS, Each

Part Number: INW-973

5.0 out of 5 stars ( 1 )

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Hastings Premium Ductile Ring Sets 2M4860S030

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, Includes Ring Set for One Piston, Each

Part Number: HSN-2M4860S030

5.0 out of 5 stars ( 2 )

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Melling Timing Chain and Gear Sets TOPK-1004

TIMING SET WITH OIL PUMP

Part Number: MEL-TOPK-1004

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

ACDelco V-Ribbed Serpentine Belts 88932529

Serpentine Belt, V-ribbed, 37.90 in. Length, 0.56 in.. Width, 4 Rib, Each

Part Number: ADO-4K378

Not Yet Reviewed

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ACDelco GM Genuine Parts PCV Valve Hoses 12556932

PCV Valve Hose, GM OE, Rubber, Black, Buick, Cadillac, Chevy, GMC, Each

Part Number: ADO-12556932

5.0 out of 5 stars ( 2 )

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Chevrolet Performance Expansion Plugs 9427693

Engine Expansion Plug, Brass, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: NAL-9427693

5.0 out of 5 stars ( 4 )

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Pioneer Performance Freeze Plugs PE-496-B

Freeze Plugs, Brass/Steel, Chevrolet, GM LS Engine, Kit

Part Number: PIO-PE-496-B

5.0 out of 5 stars ( 1 )

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King SI-Series Rod Bearings CR 807SI 030

Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI030

Not Yet Reviewed

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Melling Camshaft and Spring Kits CS-MTC-8

Camshaft, Engine Camshaft Kit

Part Number: MEL-CS-MTC-8

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Clevite AL-Series Main Bearings MS-2199A-10

Main Bearings, AL-Series, Direct Replacement Usage, 0.010 in. Crankshaft Undersize, AL-5, Buick, Chevrolet, GMC, Hummer, Pontiac, Saab, Set of 5

Part Number: CLE-MS2199A10

Not Yet Reviewed

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Melling M-Select Class 1 Camshafts MTC-7

CAMSHAFT

Part Number: MEL-MTC-7

Not Yet Reviewed

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