2003 Engines & Components

Moroso Drag Race Pans for 1996-2004 MUSTANG - 20555

Oil Pan, Aluminum, Natural, 7 qt., Ford, 4.6/5.4L, Each

Part Number: MOR-20555

Not Yet Reviewed

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Special Offer

Buy this Oil Pan and get a Free Moroso Oil Filter!

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D.S.S. SX-Series Forged Piston and Ring Kits K1820-4030

D.S.S. SX-Series Forged Piston and Ring Kits K1820-4030

Pistons, Rings, SX-Series, Forged, 5.00cc Flat, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K1820-4030

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

ATI Super Damper Diesel Harmonic Balancers for 2003-2007 RAM 2500, RAM 3500 - ATI917374

Harmonic Balancer, Super Damper, Internal Balance, Steel, Dodge, Cummins Diesel, Each

Part Number: ATI-917374

5.0 out of 5 stars ( 2 )

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AFR 210cc LS1 Enforcer Cylinder Heads 1502

Cylinder Head, LS, Aluminum, Cathedral, Bare, Small Bore, Enforcer, Each

Part Number: AFR-1502

Not Yet Reviewed

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Trick Flow® Modular Ford SOHC Timing Sets TFS-51800520

Timing Chain, Billet Steel, Link Belt, Gear Spacers, Tensioner Arms, Chain Guide, Ford, Modular V8, 2V, Kit

Part Number: TFS-51800520

5.0 out of 5 stars ( 3 )

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Summit Racing™ Forged Pro Pistons SUM-SBC383030

Forged Pro pistons for 383 Stroker Chevy, 4.030 bore, 1.425 C.H., 3.75 in. stroke, 5.7 in. rod, 9cc reverse dome 10.5@64cc, 10.1@67cc, 9.7@72cc.

Part Number: SUM-SBC383030

5.0 out of 5 stars ( 1 )

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Summit Racing™ Pro LS Camshaft & Spring Kits SUM-8716-1DS

Camshaft Kit, Pro LS Turbo, Hydraulic Roller Tappet, Advertised Duration 280/288, Lift .600/.575, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8716-1DS

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Summit Racing™ Forged Pro Pistons SUM-SBC350060

Forged Pro pistons for SB Chevy 350, 4.060 bore, 1.560 C.H., 3.48 in. stroke, 5.7 in. rod, 5cc flat top 11:1@58cc, 10.2@64cc, 9.9@67cc, 9.4@72cc.

Part Number: SUM-SBC350060

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Harland Sharp Original Roller Rockers S40196A

Rocker Arms, Pedestal Mount, Full Roller, Alum. Adjustable, 1.6 Ratio, Jeep, 4.0L, Set of 12

Part Number: CSP-S40196A

Not Yet Reviewed

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COMP Cams Magnum Hydraulic Roller Camshafts 56-420-8

Camshaft, Hydraulic Roller Tappet, Advertised Duration 270/270, Lift .500/.500, Chevy 1992-2002, 4.3L, Each

Part Number: CCA-56-420-8

Not Yet Reviewed

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COMP Cams Evolution Series Hydraulic Roller Lifters 85601-16

Lifters, Evolution Series Hydraulic Roller Lifters, 0.842 in. O.D., 3.150 in. Lifter Seat Height, Chrysler, Dodge, Jeep, Ram, Mopar Hemi, Set of 16

Part Number: CCA-85601-16

2.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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D.S.S. E Series Forged Piston and Ring Kits K8700-4030

Piston Set, 350 SBC E Series -4cc Flat Top Piston Set. 4.030 bore

Part Number: DMS-K8700-4030

Not Yet Reviewed

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Ford Performance Parts 7.3L Godzilla Cylinder Heads M-6050-SD73A

Cylinders Head, Aluminum, Natural, Left Hand Side, 7.3L Godzilla, Ford, Each

Part Number: FMS-M-6050-SD73A

Not Yet Reviewed

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VEGE Remanufactured Cylinder Heads 2CTU

Cylinder Heads, Remanufactured, Assembled, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Workhorse, V8, Each

Part Number: VRE-2CTU

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Summit Racing™ Pro LS Camshaft & Spring Kits SUM-8727-1-BHV

SUM-8727 Pro LS Truck Torkinator Level 1 Cam Kit, Beehive Springs, 200/205 Dur., 113 +4, .550/.550 Lift, 3-Bolt, 4.8, 5.3, 6.0 , 6.2 Vortec Truck

Part Number: SUM-8727-1-BHV

Not Yet Reviewed

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Summit Racing™ Pro LS Camshaft & Spring Kits SUM-8727-1-DLSTL

SUM-8727 Pro LS Truck Torkinator Level 1 Cam Kit, Dual Springs, Seals, 200/205 Dur., 113 +4, .550/.550 Lift, 3-Bolt, 4.8, 5.3, 6.0 , 6.2 Vortec Truck

Part Number: SUM-8727-1-DLSTL

Not Yet Reviewed

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Mahle PowerPak Piston and Ring Kits 930217905

Piston and Ring Kit, Forged, 3.905 in. Bore, Chevy, Kit

Part Number: MLE-930217905

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Melling Stock Replacement Camshafts MC1334

Camshaft, Stock Replacement, Hydraulic Roller, OE Roller, 251/271 Advertised Duration, 0.411 in./0.417 in. Lift, Dodge, 5.9L Magnum, Each

Part Number: MEL-MC1334

Not Yet Reviewed

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Summit Racing™ Forged Pro Pistons SUM-SBC350040L

Forged Pro pistons for SB Chevy 350 Long Rod, 4.040 bore, 1.260 C.H., 3.48 in. stroke, 6 in. rod, 5cc flat top 11:1@58cc, 10.2@64cc, 9.9@67cc, 9.4@72.

Part Number: SUM-SBC350040L

Not Yet Reviewed

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D.S.S. E Series Forged Piston and Ring Kits K8705-4030

Piston Set, 350 SBC E Series -4cc Flat Top Piston Set. 4.030 bore

Part Number: DMS-K8705-4030

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Holley LS Pontiac-Style Valve Covers 241-190

Valve Covers, LS Pontiac, Cast Aluminum, Perimeter Bolt, Plain, Cast Aluminum, Natural Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-190

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Melling High-Volume Oil Pumps 10176HV

Oil Pump, Wet Sump Style, High-volume, High-pressure, Ford, Lincoln, Mercury, 4.6L/5.4L/6.8L SOHC, Each

Part Number: MEL-10176HV

Not Yet Reviewed

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D.S.S. E Series Forged Piston and Ring Kits K8712-4030

Piston Set, 383 SBC E Series -18cc Dish Top Piston Set. 4.030 bore

Part Number: DMS-K8712-4030

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

COMP Cams Magnum Hydraulic Roller Camshafts 56-450-8

Camshaft, Hydraulic Roller Tappet, Advertised Duration 266/270, Lift .500/.500, Chevy 1992-2002, 4.3L, Each

Part Number: CCA-56-450-8

Not Yet Reviewed

Estimated Ship Date: Jun 18, 2026 if ordered today

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Estimated Ship Date: Jun 18, 2026 if ordered today

Melling Timing Chain Sets for 2003-2004 MUSTANG, MARAUDER, 2003-2005 AVIATOR - 3-387SKFC

Timing Chain and Gear Sets, Link Belt, Steel Gear, Ford, Lincoln, Mercury, Set

Part Number: MEL-3-387SKFC

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today