2003 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

ACDelco GM Genuine Parts Engine Oil Sump Windage Trays 12611129

Windage Trays, GM Genuine Parts, Louvered, Rear Sump, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12611129

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Summit Racing™ Pro LS Piston and Rod Kits SUM-PR36L8107

Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L8107

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Clevite H-Series Main Bearings MS-1343H

Main Bearings, H Series, 1/2 Groove, Standard Size, Tri Metal, International, 7.6L, Set

Part Number: CLE-MS1343H

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Crower Solid Lifters 66900-16

Lifters, Mechanical Flat Tappet, Buick, Chevy, Set of 16

Part Number: CRO-66900-16

4.67 out of 5 stars ( 3 )

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COMP Cams Xtreme Energy Camshafts 113400

COMP Cams Xtreme Energy Camshafts 113400

Camshaft, Hydraulic Roller Tappet, Advertised Duration 264/268, Lift .456/.453, Ecotec, L4, Pair

Part Number: CCA-113400

5.0 out of 5 stars ( 1 )

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Melling Timing Chain Sets 3-391SCCH

TIMING SET, TIMING SET

Part Number: MEL-3-391SCCH

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BD Diesel High-Pressure Oil Pumps BOSHPOP-008X

Oil Pump, High Pressure, HPOP, High Volume, High-Pressure, Ford, 7.3L, Each

Part Number: BDD-BOSHPOP-008X

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Holley 2-Piece Ford Style Valve Covers 241-187

Valve Covers, LS Ford Style, Cast Aluminum, Center Bolt, Plain, Cast Aluminum, Black Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-187

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ATK High Performance Chevy LM7 5.3L Short Blocks SP109

Engine Assembly, Short Block, 24 Tooth Reluctor Wheel, Hypereutectic Pistons, LM7, 330 CID, Chevy, LS, Each

Part Number: HPE-SP109

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Eagle H-Beam Connecting Rods CRS6125O3D2000

Connecting Rods, ESP 4340 Steel H-Beam, 6.125 in. Length, Cap Screw, Bushed, Chevy, Small Block, LS1, Set of 8

Part Number: ESP-6125O3D2000

5.0 out of 5 stars ( 4 )

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KB Performance Hyper Piston and Ring Kits KB107KTM.030

Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB107KTM-030

5.0 out of 5 stars ( 4 )

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Melling Oil Pumps M155

Oil Pump, Standard-Volume, Chevy, Small Block/V6, Each

Part Number: MEL-M155

4.5 out of 5 stars ( 4 )

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PRW Cylinder Head Stud Kits 1034641

Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Undercut, Chevy, LS, Kit

Part Number: PQX-1034641

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Proform Slant Edge Diecast Aluminum Valve Covers 141-262

Valve Covers, Cast Aluminum, Black Crinkle, Chevrolet Logo, Chevy, Small Block, LS, Pair

Part Number: PRO-141-262

4.67 out of 5 stars ( 6 )

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PRW Elite Series SFI-Rated Racing FluidGel Dampers 2539600

Harmonic Balancer, Steel, SFI 18.1, 8.00 in. Diameter, Chevy, Internal Balance, Black, Each

Part Number: PQX-2539600

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Summit Racing™ Pro LS Camshaft and Lifter kits SUM-K8709R1

Cam and Lifter kit, Stage 4 Pro LS Cam 238/246 113+3, .625/.605 Lift, Maximum power version, 3-bolt 5.3, 5.7, 6.0, 6.2, 7.0, LS1,2,3,6,7,9 LSA LSX

Part Number: SUM-K8709R1

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Summit Racing™ Pro LS 6.0L Rotating Assemblies SUM-R5836L03012

Pro LS 4340 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L03012

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Silv-O-Lite Hypereutectic Pistons 3520HC.STD

Pistons, Hypereutectic, Flat, 96.01mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, V8, Set of 8

Part Number: UEM-3520HC-STD

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Summit Racing™ Pro LS 6.0L Rotating Assemblies SUM-R5836L0302

Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0302

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Chevrolet Performance Main Cap Fasteners 12560272

Main Bolts, 6-Bolt Main, Inner Bolts, Chevy, 4.8, 5.3, 5.7, 6.0L, Each

Part Number: NAL-12560272

5.0 out of 5 stars ( 2 )

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Eagle Forged 4340 Steel Crankshafts 428135435933

Crankshaft, Internal Balance, Forged 4340 Steel, 3.543 in. Stroke, Ford, 4.6L, Each

Part Number: ESP-428135435933

5.0 out of 5 stars ( 1 )

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VEGE Remanufactured Long Block Crate Engines for 2003 RAM 1500, RAM 2500, RAM 3500 - VDF3

Crate Engine, Remanufactured, Long Block, Dodge, 5.7L/345, Each

Part Number: VRE-VDF3

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

Canton Racing Road Race Series Wet Sump Oil Pans for 1996-2014 MUSTANG - 15-784

Oil Pan, Street/Strip, Steel, 6 qt., Rear Sump, Ford, Modular, 4.6/5.4L, Each

Part Number: CTR-15-784

3.67 out of 5 stars ( 3 )

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Summit Racing™ Chevy LS Cast Aluminum Timing Cover SUM-G6323

Timing Cover, 2-Piece, Cast Aluminum, Black Powdercoated, With Cam Sensor, Chevy, LS, V8, Each

Part Number: SUM-G6323

2.4 out of 5 stars ( 5 )

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March Performance Narrow Mount Chevy Serpentine Pulley Kits 19925-08

Pulleys, Serpentine, Performance Ratio, Narrow Mount, Billet Aluminum, Black Powdercoated, Chevrolet, LS, Kit

Part Number: MCH-19925-08

1.0 out of 5 stars ( 2 )

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