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

Scorpion Race Series Rocker Arms SCP1016-1

Scorpion Race Series Rocker Arms SCP1016-1

Rocker Arms, Race Series, Chevy 398-496, Full Roller, 1.8 Ratio, 7/16 in. stud, Each

Part Number: SCC-SCP1016-1

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Melling Stock Replacement Cam and Lifter Kits CL-MC1253

KIT-ENGINE CAMSHAFT/LIFTER

Part Number: MEL-CL-MC1253

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COMP Cams Lifter Guides 8561-1

Hydraulic Roller Lifter Guide, 4 Lifter Yoke, Hemi, Non-MDS, Chrysler, Dodge, Jeep, RAM, Each

Part Number: CCA-8561-1

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Summit Racing™ Pro LS Camshaft & Spring Kits SUM-8728-2-DLSTL

SUM-8728 Pro LS Big Truck Torkinator Level 2 Cam Kit, Dual Springs, St. Ret. 212/218 Dur., 110 + 3, .600/.585 Lift, 3 Bolt, 4.8, 5.3, 6.0, 6.2 Vortec

Part Number: SUM-8728-2-DLSTL

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COMP Cams Roller Lifter Link Bars 838-L

Roller Lifter Link Bar, Vertical, Ford, Small Block/351W/SVO 351/Chevy, Small Block LS1/LS2/LS6, Each

Part Number: CCA-838-L

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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

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Manley Race Series Stainless Steel Valves for 1992-2010 VIPER - 11643-10

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .311 in. Stem, 5.770 in. Length, Set of 10

Part Number: MAN-11643-10

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

COMP Cams Short Travel XD Hydraulic Roller Lifters 15956XD-2

Lifter, Short Travel XD, Hydraulic Roller, Vertical Link, 0.842 in. Diameter, Seat Height 2.660 in., GEN III/IV LS, Chevy, Pair

Part Number: CCA-15956XD-2

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Cloyes Timing Chain Kits 9-4201SX

Timing Chain, Single Non-roller, Steel, Guides, Buick, Chevy, GMC, Olds, Pontiac, Saab, Saturn, Kit

Part Number: CLO-9-4201SX

5.0 out of 5 stars ( 7 )

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PRW Shaft-Mount Rocker Arm Hold-Down Kits 9531805

HOLD DOWN KIT, SHAFT ROCKER SYS, MOPAR 273-360, Steel HD, 5/16", Complete Kit

Part Number: PQX-9531805

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Edelbrock Camshaft Retainer Plates 549102

Camshaft Thrust Plate, Retainer Plate, Solid, Bronze, Chevy, Each

Part Number: EDL-549102

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

Melling Timing Chain Sets for 2003-2007 ACCORD, 2002-2009 CR-V, 2003-2011 ELEMENT - 3-711S

TIMING SET

Part Number: MEL-3-711S

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Summit Racing™ Muscle Car Replacement Cam and Lifter Kits SUM-K1125

Cam and Lifter KIt Muscle Car Replacement SBC Flat tappet Mechanical, 302- Z-28 "offroad", Cam with Lifters

Part Number: SUM-K1125

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COMP Cams Thrust Bearings and Wear Plates 4100BW

Timing Gear Drive Replacement Parts, Washer, Brass, Each

Part Number: CCA-4100BW

5.0 out of 5 stars ( 2 )

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Summit Racing™ Pro LS Camshaft and Lifter kits SUM-K8722R1

Cam and Lifter kit, Stage 3 Pro LS Twin-Turbo Cam. 234/238 Dur., 115+5, .625/.605 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0, Each

Part Number: SUM-K8722R1

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Summit Racing™ Pro LS Camshaft and Lifter kits SUM-K8726R1

Cam and Lifter kit, Stage 5.5 Pro LS Twin-Turbo Cam. 251/255 Dur., 117 + 6, .625/.615 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0, Each

Part Number: SUM-K8726R1

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COMP Cams XFI RPM Cam and Lifter Kits K54-414-11

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 269/273, Lift .525/.532, Chevy, Kit

Part Number: CCA-K54-414-11

5.0 out of 5 stars ( 1 )

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COMP Cams Xtreme Fuel Injected Camshafts 112-502-11

Camshaft, Hydraulic Roller Tappet, Advertised Duration 273/277, Lift .547/.550, Mopar, 5.7/6.1L, Hemi, Each

Part Number: CCA-112-502-11

2.0 out of 5 stars ( 1 )

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Brodix Cylinder Heads Exhaust Valves BR 70614

Valve, Exhaust, Stainless Steel, 1.614 in. Diameter, .314 in. Stem, 5.230 in. Length, Chevrolet, Each

Part Number: BRO-BR70614

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COMP Cams Replacement Rocker Arm Bearings 137022

Rocker Arm Bearing, Replacement, Trunnion Bearing Type, Chevy, Each

Part Number: CCA-137022

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Melling Replacement Valve Locks VL-1084

Valve Locks, Replacement, Stainless Steel, 3-Groove, Ford, Lincoln, Mercury, Each

Part Number: MEL-VL-1084

5.0 out of 5 stars ( 1 )

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Summit Racing™ Gen III Hemi MDS Delete Kits for 2003-2007 RAM 1500 - 09-0043

Cylinder Deactivation Delete Combo, Early 5.7 Gen III Hemi, MDS Delete Kit Without VVT, Stock spec cam, Kit

Part Number: CMB-09-0043

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Cloyes Race Billet True Z-Racing Roller Timing Sets 9-3673TX9Z

Timing Chain and Gear Set, Single Roller, Billet Steel Sprockets, Chevy, 4.8, 5.3, 6.0, 6.2L, Set

Part Number: CLO-9-3673TX9Z

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

PAC Racing 1200 Series Valve Springs PAC-1215-16

Valve Springs, Beehive, Single, 1.290 in. O.D., 313 lbs./in. Rate, 1.140 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1215-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing 1200 Series Valve Springs PAC-1215

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CVR LS 2-Piece Timing Covers TC2327CL

Timing Cover, 2-Piece, Billet Aluminum, Clear Anodized, Chevrolet, LS Gen 3, V8, Each

Part Number: CVS-TC2327CL

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Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today