2003 Engines & Components

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

Part Number: ADO-12556932

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Accessory Belt Tensioner Relocation, LS Billet Belt Tensioner Relocation Bracket Kit with Pulley, GM, LS, LSX, Truck/SUV, Kit

Part Number: ICB-551527X-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Harmonic Balancer, Internal Balance, Nodular Iron, Black, Chevy, GMC, Oldsmobile, V6, Each

Part Number: RNB-594-181

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

ADJUSTER SCREW KIT, VALVE LASH, 7/16"-20 x 1.420" OAL, MOPAR 273-440, 5/16" Ball End, Set of 16

Part Number: PQX-9531808

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Main Bolts, High Performance Series, 2-bolt Style, Hex Head, Washers, Jeep, 4.0L, Kit

Part Number: ARP-146-5001

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Engine Harmonic Balancer, Harmonic Balancer Assembly

Part Number: RNB-594-544

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Harmonic Balancer, Internal Balance, Nodular Iron, Natural, Chrysler/Dodge/Plymouth, Small Block/V6, Each

Part Number: RNB-594-021

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, 13/16-16 in. Engine Threads, Kit

Part Number: TRD-1120

3.0 out of 5 stars ( 6 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• Free Shipping

Rod Bearings, A-Series, 0.030 in. Crankshaft Undersize, Bi Metal, Chevy, GMC, Big Block, Set of 8

Part Number: SLP-8-3190A30

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 3.571 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-916K50MM

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Connecting Rods, SIR 5140 Steel I-Beam, Bushed, Chevrolet, Small Block LS, Each

Part Number: ESP-SIR6100NLW-1

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

• Drop Ship
• Special Order

Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, 18mm x 1.5 Engine Threads, Kit

Part Number: DER-15717

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Piston Rings, Plasma-moly, 3.661 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M4790

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Windage Tray, Steel, Clear Zinc, Screened, Front Sump, Chevy, LS, Fits 15-276 Oil Pan, Kit

Part Number: CTR-20-902

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Nov 25, 2025 if ordered today

• Drop Ship
• Special Order

Valve Guide, Intake, Bronze, Ford, 4.6, 5.4L, Set of 4

Part Number: TFS-52900251

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: MAH-93220

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Rod Bearings, HP-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Chevy, Big Block, Set of 8

Part Number: KGB-CR808HPND010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Bearings, SI-Series, Standard Size, Bi-metal, Silicon Aluminum, Dodge, 5.9, Diesel, Set of 7

Part Number: KGB-MB7009SI

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Crankshaft Pulley

Part Number: ATP-102106

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
• Special Order

A/C Compressor Eliminator, Ford, Lincoln, Mazda, Mercury, Each

Part Number: RNB-34184

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Billet Timing Pointer Big Block Chevy, Fits 7-1/4 in. Balancer, Each

Part Number: MSD-89886

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

TIMING CHAIN KIT

Part Number: CLO-9-0385SA

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
• Special Order

ProX Con.Rod Kit KTM250SX/EXC '90-99 + 300EXC '90-03

Part Number: PXR-03-6311

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, Full Groove, Chrysler, Dodge, Plymouth, 318, Set of 5

Part Number: SLP-5095MA10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Harmonic Balancer Components, Friction Washer, Dodge, Ram, Cummins, Each

Part Number: FLU-960341-FW01

Not Yet Reviewed

Estimated Ship Date: Tomorrow