2003 Engines & Components

Piston Rings, Premium Ductile Ring Sets, Standard Size, 4.000 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 4.0mm Ring Thickness, L8, V8, Set of 8

Part Number: HSN-2M4726

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Harmonic Balancer, Nodular Iron, Black, 7.720 in. o.d., Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: RNB-594-209

1.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Oil Pump and Pickup Assembly, High-Volume, Chevy, Small Block, For 7.250 in. Deep Oil Pans, Kit

Part Number: SES-3-60-08-037

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Pro LS 4340 Forged Steel H-Beam connecting rod, 6.125 in. length, .927 pin, ARP 2000 7/16 12 pt. rod bolts, full floating, stroker clearanced, LS1

Part Number: SUM-LS6125927-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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• Special Order

Accessory Belt Tensioner, Serpentine, 6-rib, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-12609719

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Rod Bearings, Direct Replacement,Tri-Metal, TM-77, Set of 8

Part Number: CLE-CB1808P8

Not Yet Reviewed

Estimated Ship Date: Today

Rod Bearings, HP-Series, Bi-metal, Silicon Aluminum, .001 in. Crankshaft Undersize, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807HPNSTDX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 3.898 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, L8, V8, Set of 8

Part Number: HSN-2M4897

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Drill and Pin Kit, Chevy, GMC, Duramax Diesel, Kit

Part Number: FLU-300019

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, Bi-Metal, Silicon Aluminum, 0.010 in. Crankshaft Undersize, GM Gen III/IV LS, Set of 5

Part Number: SUM-172310

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Pro LS 4340 Forged Steel H-Beam connecting rod, 6.098 in. length, .945 pin, ARP 2000 7/16 12 pt. rod bolts, full floating, stroker clearanced, LS1

Part Number: SUM-LS6098945-1

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: TRD-1113

3.12 out of 5 stars ( 17 )

Estimated Ship Date: Today

• Free Shipping

Main Bearings, H Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909H1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Rod Bearings, Race Series, Tri-Metal, .001 in., .025mm Crankshaft Undersize, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663H-001

Not Yet Reviewed

Estimated Ship Date: Today

Power Steering Pulley, Saginaw, 6-Groove Serpentine Style, Billet Aluminum, Black, 6 in. O.D., GM LS Engines, Each

Part Number: PFN-PP3608

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523030

Not Yet Reviewed

Estimated Ship Date: Today

Power Steering Pulley, CBR/TC, Underdrive, Serpentine, Billet Aluminum, Black, 4.500 in. O.D., Jeep, Each

Part Number: PFN-PP2401

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Oil Pump and Pickup Assembly, High-Volume, Chevy, Small Block, Kit

Part Number: SES-3-60-08-035

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Oil Pickup, Bolt-In, Stock Pan Style, 0.750 in. Tube Dia., Cadillac, Chevy, GMC, Hummer, 4.8, 5.3, 6.0L, Each

Part Number: MEL-324S

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Engine Oil Dipstick, Flexible, Passenger Side Block Entry, Billet Aluminum Handle, Brite Anodized, Chevy, Small Block, LS1, Car, Each

Part Number: LOK-ED-5008

4.44 out of 5 stars ( 18 )

Estimated Ship Date: Today

Cylinder Head Bolts, Chromoly, Cadmium, Hex, Gen. 3 1997-03 Chevy LS, 4.8L, 5.3L, 5.7L, 6.0L, 1-Head, Set

Part Number: NAL-12498545

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

Piston Rings, Original Premium Piston Ring Sets, Plasma-moly, 3.917 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MAH-41904CP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Timing Cover, 2-Piece, Cast Aluminum, Black Powdercoated, Without Cam Sensor, Chevy, LS, V8, Each

Part Number: SUM-G6322

2.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Free Shipping

Main Studs, 2-Bolt Main, Mopar, Small, Big Block, B, LA, RB, Kit

Part Number: ARP-140-5401

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Main Bearings, XP-Series, Narrowed, Tri-metal, 1/2 Groove Style, Stock Size, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556XPNSTDX

Not Yet Reviewed

Estimated Ship Date: Today