1974 Camshafts & Valvetrain

Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 311/317, Lift .771/.731, Chevy, Big Block, Each

Part Number: HRS-124583-08

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 315/319, Lift .765/.737, Chevy, Big Block, Each

Part Number: HRS-124623-10

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 317/343, Lift .850/.810, Chevy, Big Block, Each

Part Number: HRS-124803-14

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Camshaft, Mechanical Roller Tappet, Advertised Duration 285/291, Lift .683/.683, Ford, 351W, Each

Part Number: HRS-220593-06

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 289/295, Lift .640/.640, Chevy, Small Block

Part Number: HRS-114173-08

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 291/295, Lift .640/.640, Chevy, Small Block

Part Number: HRS-114323-08

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 291/295, Lift .640/.640, Chevy, Small Block

Part Number: HRS-114323-08S

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 295/303, Lift .630/.625, Chevy, Small Block

Part Number: HRS-114913-08S

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 301/309, Lift .650/.650, Chevy, Small Block

Part Number: HRS-114983-06S

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Camshaft, Mechanical Roller Tappet, Custom Grind, 4/7 Swap Firing Order, Small Base, Chevy, Small Block, Each

Part Number: HRS-119994-S

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 295/301, Lift .640/.620, Chevy, Small Block

Part Number: HRS-114023-06S

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 305/315, Lift .645/.630, Chevy, Small Block

Part Number: HRS-114033-06

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 305/315, Lift .645/.630, Chevy, Small Block

Part Number: HRS-114033-06S

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 309/315, Lift .675/.645, Chevy, Small Block

Part Number: HRS-114043-08

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 309/315, Lift .675/.645, Chevy, Small Block

Part Number: HRS-114043-08S

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 291/295, Lift .640/.630, Chevy, Small Block

Part Number: HRS-114053-06

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 289/299, Lift .600/.600, Chevy, Small Block

Part Number: HRS-114143-06

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 287/293, Lift .600/.620, Chevy, Small Block

Part Number: HRS-114163-06

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 287/293, Lift .600/.620, Chevy, Small Block

Part Number: HRS-114163-06S

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Camshaft, Big Bottle 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 309/323, Lift .810/.810, Chevy, Big Block, Each

Part Number: HRS-124043-12

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Camshaft, Mechanical Roller Tappet, Advertised Duration 313/331, Lift .872/.810, Chevy, Big Block, Each

Part Number: HRS-124073-15

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 323/319, Lift .872/.867, Chevy, Big Block, Each

Part Number: HRS-124093-16

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 293/301, Lift .680/.680, Chevy, Big Block, Each

Part Number: HRS-124133-08

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 293/301, Lift .680/.680, Chevy, Big Block

Part Number: HRS-124133-10

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Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 299/307, Lift .645/.645, Chevy, Small Block

Part Number: HRS-114123-06

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