2003 CHEVROLET BLAZER Engines & Components

Melling Heavy-Duty Intermediate Driveshafts IS-55G

Melling Heavy-Duty Intermediate Driveshafts IS-55G

Oil Pump Driveshaft, Chevy, Each

Part Number: MEL-IS-55G

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Standard Timing Sets SUM-TS73135

Timing Chain and Gear Set, Single Roller, Steel Sprockets, Chevy, GMC, Oldsmobile, 4.3L, Set

Part Number: SUM-TS73135

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

King SI-Series Main Bearings MB 445SI 010

Main Bearings, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, GM V6, Set of 5

Part Number: KGB-MB445SI010

Not Yet Reviewed

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Sealed Power Oil Pump Driveshaft Locking Sleeves 224-43343

Oil Pump Shaft Guide, Nylon, Chevy, V6/V8, Each

Part Number: SLP-224-43343

5.0 out of 5 stars ( 2 )

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Melling Oil Pump Screen Assemblies 259S

Oil Pickup, Press Fit, Stock Pan Style, Chevy, GMC/Oldsmobile, 4.3L, Each

Part Number: MEL-259S

4.75 out of 5 stars ( 4 )

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Mahle Original Standard Piston Ring Sets 51786CP

Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V6, Set

Part Number: MAH-51786CP

Not Yet Reviewed

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Cloyes Replacement Timing Chains 9-4190

Timing Chain, Replacement, Single Roller, Steel, Chevrolet, GMC, Oldsmobile, Each

Part Number: CLO-9-4190

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

Hayden Idler Pulleys 5975

Idler Pulley, Serpentine, Steel, Black, for use on Acura®, GM, Ford, Jaguar, Each

Part Number: HDA-5975

4.67 out of 5 stars ( 6 )

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Fram Xtended Guard Oil Filters XG3980

Oil Filter, Canister, X2 Extended Guard, Each

Part Number: FRM-XG3980

5.0 out of 5 stars ( 1 )

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Fram Xtended Guard Oil Filters XG3387A

Oil Filter, Canister, X2 Extended Guard, AMC, GM, Isuzu, Jeep, Each

Part Number: FRM-XG3387A

Not Yet Reviewed

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Enginetech Piston Ring Sets C10216-STD

Engine Piston Ring Set 96-14 CHV/GMC/IZU/OLD 4.3L

Part Number: EGN-C10216STD

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Trans-Dapt Performance Products Oil Filter Relocation Kits 1850

OIL FILTER RELOCATION KIT 90 DEGREE/HORIZONTAL

Part Number: TRD-1850

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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King SI-Series Main Bearings MB 445SI 001

Main Bearings, 1/2 Groove, .001 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, GM V6, Set of 5

Part Number: KGB-MB445SI001

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

Fel-Pro Oil Pump Shaft Guides 72665

Oil Pump Driveshaft Locking Sleeves, Nylon, Buick, Chevrolet, Cadillac, GMC, Oldsmobile, Pontiac, Checker, Studebaker, V6/V8, Each

Part Number: FEL-72665

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Chevrolet Performance Valve Locks 24503856

Valve Lock, Stamped, Steel, Stock, 1-Groove, 11/32 in. Valve Stem, Chevy, Small Block, Each

Part Number: NAL-24503856

Not Yet Reviewed

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Dorman Oil Pump Bushings 90460

Bushing, Oil Pump Nylon Shaft Guide, Chevy, Each

Part Number: RNB-90460

Not Yet Reviewed

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Cloyes Gear Balance Shaft Gears 2555S

ENGINE TIMING GEAR SET

Part Number: CLO-2555S

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

Dorman Air Conditioner Bypass Pulleys 34175

A/C Compressor Eliminator, GM, Each

Part Number: RNB-34175

2.5 out of 5 stars ( 2 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Enginetech Piston and Ring Kits K3014(1)STD

Engine Piston Kit 92-13 CAD/CHV/GMC/IZU/OLD 4.3L/5.7L

Part Number: EGN-K30141STD

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Enginetech Cam Bearings CC407

Engine Camshaft Bearing Set 78-09 CHV/GM/GMC/IZU/OLD/PON 3.3L/3.8L/4.3L

Part Number: EGN-CC407

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Standard Motor PCV Hoses for 1996-2005 ASTRO, BLAZER - V768

PCV Hose, Replacement, Chevrolet, Each

Part Number: SMP-V768

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

King SI-Series Main Bearings MB 445SI

Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, GM V6, Set of 5

Part Number: KGB-MB445SI

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

King SI-Series Rod Bearings CR6625SI0.25

Rod Bearings, SI-Series, Silicon Aluminum. 0.25mm. Crankshaft Undersize, Chevy, GMC, Pontiac, 4.3L, Set of 6

Part Number: KGB-CR6625SI025

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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King SI-Series Rod Bearings CR6683SI0.25

Rod Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Chevy, GMC, Oldsmobile, Pontiac, Set of 6

Part Number: KGB-CR6683SI025

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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King SI-Series Rod Bearings CR6625SI0.75

Rod Bearings, SI-Series, Silicon Aluminum. 0.75mm. Crankshaft Undersize, Chevy, GMC, Pontiac, 4.3L, Set of 6

Part Number: KGB-CR6625SI075

Not Yet Reviewed

Estimated Ship Date: Jul 23, 2026 if ordered today

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Estimated Ship Date: Jul 23, 2026 if ordered today