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2003 Camshafts & Valvetrain

Individual Parts
Part Groups

Results 151 - 175 of 528

Trick Flow® Replacement Tension Arms and Chain Guides TFS-51800517

Made in the USA Trick Flow® Replacement Tension Arms and Chain Guides TFS-51800517

Trick Flow® Replacement Tension Arms and Chain Guides TFS-51800517

Chain Tensioner Arms, Ford, Modular V8, 4.6L, 2V, Kit

Part Number: TFS-51800517

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Rollmaster Red Series Timing Sets NA-CS1136

Rollmaster Red Series Timing Sets NA-CS1136

Rollmaster Red Series Timing Sets NA-CS1136

Timing Chain and Gear Set, Gold Series, Double Roller, Billet Steel Sprockets, Chevy, LS1, Set

Part Number: RMR-NA-CS1136

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

BTR Valve Spring Retainers SR532-16

BTR Valve Spring Retainers SR532-16

BTR Valve Spring Retainers SR532-16

VALVE SPRING RETAINER, BTR TI-17 RETAINER SET - SR532-16

Part Number: BTC-SR53216

Not Yet Reviewed

Estimated Ship Date: Today

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Melling Valve Springs VSK2257

Melling Valve Springs VSK2257

Melling Valve Springs VSK2257

VALVE SPRING KIT

Part Number: MEL-VSK2257

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

AFR Replacement Stainless Steel Valves 7207-8

AFR Replacement Stainless Steel Valves 7207-8

AFR Replacement Stainless Steel Valves 7207-8

Valve, Replacement, Intake, 2.020 in. Head Diameter, 0.313 in. Stem Diameter, 4.900 in. Overall Length, Stainless Steel, Chevy, LS1, Set of 8

Part Number: AFR-7207-8

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Melling Timing Chain Sets 3-711SX

Melling Timing Chain Sets 3-711SX

Melling Timing Chain Sets 3-711SX

Engine Timing Set, Stock Replacement Timing Kit

Part Number: MEL-3-711SX

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

OMIX-ADA Rocker Arm Kits 17408.15

OMIX-ADA Rocker Arm Kits 17408.15

OMIX-ADA Rocker Arm Kits 17408.15

Rocker Arms, Rocker Arm Kit, Non-roller, Stud Mounting Style, Steel, Natural, 12 Rocker Arms, 12 Steel Rocker Pivots, 6 Rocker Bridges, Jeep, Kit

Part Number: OMX-1740815

Not Yet Reviewed

Estimated Ship Date: Today

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COMP Cams Sportsman Stainless Steel Valves 6004-8

Made in the USA COMP Cams Sportsman Stainless Steel Valves 6004-8

COMP Cams Sportsman Stainless Steel Valves 6004-8

Valves, Sportsman, Intake, 2.020 in. Diameter, 0.344 in. Stem, 4.911 in. Length, Chevy, Small Block, Set of 8

Part Number: CCA-6004-8

Not Yet Reviewed

Estimated Ship Date: Today

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

Made in the USA COMP Cams Short Travel XD Hydraulic Roller Lifters 15956XD-2

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

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

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

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

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

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

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

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

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

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Melling Timing Chain Sets 3-195S

Made in the USA Melling Timing Chain Sets 3-195S

Melling Timing Chain Sets 3-195S

TIMING - KIT

Part Number: MEL-3-195S

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Melling Timing Chain Sets 3-391SXH

Melling Timing Chain Sets 3-391SXH

Melling Timing Chain Sets 3-391SXH

TIMING SET, TIMING SET

Part Number: MEL-3-391SXH

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Trick Flow® Replacement Valves TFS-51900211-8

Trick Flow® Replacement Valves TFS-51900211-8

Trick Flow® Replacement Valves TFS-51900211-8

Valves, Intake, Stainless Steel, 1.840 in. Diameter, 7.0mm Stem, 119.38mm Length, Ford 4.6L/5.4L, Set of 8

Part Number: TFS-51900211-8

Not Yet Reviewed

Estimated Ship Date: Today

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Cloyes Engine Balance Shaft Chain Kits 9-4202S

Cloyes Engine Balance Shaft Chain Kits 9-4202S

Cloyes Engine Balance Shaft Chain Kits 9-4202S

Balance Shaft Chain and Gear Sets, Sprockets, Chain Guides, Shaft Tensioner, Chain, Chevy, 2.2L, 2.4L, Kit

Part Number: CLO-9-4202S

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Cloyes Race Billet True Roller Timing Sets 9-3673TX9

Made in the USA Cloyes Race Billet True Roller Timing Sets 9-3673TX9

Cloyes Race Billet True Roller Timing Sets 9-3673TX9

Timing Set, Single Roller Chain, Billet Steel Sprockets, Chevy, Small Block LS, Set

Part Number: CLO-9-3673TX9

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

COMP Cams Camshaft Thrust Plates 5463-KIT

Made in the USA COMP Cams Camshaft Thrust Plates 5463-KIT

COMP Cams Camshaft Thrust Plates 5463-KIT

Camshaft Thrust Plate, Bronze, Buick, Cadillac, Chevy, Pontiac, Kit

Part Number: CCA-5463-KIT

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Astemo Variable Valve Timing Solenoids VTS0003

Astemo Variable Valve Timing Solenoids VTS0003

Astemo Variable Valve Timing Solenoids VTS0003

Var Timing Solenoid

Part Number: HTA-VTS0003

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Edelbrock Camshaft Retainer Plates 549102

Edelbrock Camshaft Retainer Plates 549102

Edelbrock Camshaft Retainer Plates 549102

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

Part Number: EDL-549102

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Melling Timing Chain Sets for 2002-2008 COOPER - 3-1055S

Melling Timing Chain Sets for 2002-2008 COOPER - 3-1055S

Melling Timing Chain Sets for 2002-2008 COOPER - 3-1055S

Engine Timing Set, Stock Replacement Timing Kit

Part Number: MEL-3-1055S

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

Engine Works Timing Covers 633906

Engine Works Timing Covers 633906

Engine Works Timing Covers 633906

Timing Cover, 1-Piece, Aluminum, Natural, Chevy. LS2/LS3, With Sensor, Pigtail, Bracket, Seal, Each

Part Number: EW1-633906

Not Yet Reviewed

Estimated Ship Date: Today

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Cloyes Timing Chain Kits 9-0391SH

Made in the USA Cloyes Timing Chain Kits 9-0391SH

Cloyes Timing Chain Kits 9-0391SH

Timing Chain Kit, Link Belt Style, Guides, Tensioners, Tensioner Arms, Steel Gears, Ford, 5.4L, 6.8L, Kit

Part Number: CLO-9-0391SH

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

AFR Replacement Stainless Steel Valves 7214-8

AFR Replacement Stainless Steel Valves 7214-8

AFR Replacement Stainless Steel Valves 7214-8

Valves, Stainless Steel, Intake, 2.165 in. Head Diameter, 0.315 in. Stem Diameter, 5.195 in. Length, Beadlock 1-Groove, Chevy, 6.0L, LS3, Set of 8

Part Number: AFR-7214-8

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Fidanza Billet Aluminum Adjustable Cam Gears for 1991-1996 ESCORT, 1994-2003 MIATA, 1990-1998 PROTEGE - 940184

Made in the USA Fidanza Billet Aluminum Adjustable Cam Gears for 1991-1996 ESCORT, 1994-2003 MIATA, 1990-1998 PROTEGE - 940184

Fidanza Billet Aluminum Adjustable Cam Gears for 1991-1996 ESCORT, 1994-2003 MIATA, 1990-1998 PROTEGE - 940184

Cam Gear Adjustable

Part Number: FIZ-940184

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Dorman Variable Valve Timing Solenoids for 2001-2005 MIATA - 918-177

Dorman Variable Valve Timing Solenoids for 2001-2005 MIATA - 918-177

Dorman Variable Valve Timing Solenoids for 2001-2005 MIATA - 918-177

Variable Valve Timing Solenoid

Part Number: RNB-918-177

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today