CHEVROLET Howards Cams Parts and Accessories

Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 306/308, Lift .640/.640, Chevy, Big Block

Part Number: HRS-120285-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Hydraulic Roller Tappet, Advertised Duration 282/288, Lift .589/.601, Chevy, Big Block, Each

Part Number: HRS-120326-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 304/308, Lift .612/.612, Chevy, Big Block

Part Number: HRS-120335-10

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 304/308, Lift .612/.612, Chevy, Big Block

Part Number: HRS-120335-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 302/308, Lift .640/.640, Chevy, Big Block

Part Number: HRS-120345-10

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Hydraulic Roller Tappet, Advertised Duration 296/302, Lift .612/.612, Chevy, Big Block, Each

Part Number: HRS-120405-10

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 288/294, Lift .618/.618, Chevy, Big Block

Part Number: HRS-120405-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Hydraulic Roller Tappet, Advertised Duration 288/294, Lift .618/.618, Chevy, Big Block, Each

Part Number: HRS-120406-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Mechanical Roller Tappet, Advertised Duration 291/301, Lift .765/.765, Chevy, Big Block, Each

Part Number: HRS-120473-08

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 286/300, Lift .600/.612, Chevy, 454, Each

Part Number: HRS-120606-14

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Hydraulic Roller Tappet, Advertised Duration 296/302, Lift .640/.640, Chevy, Big Block, Each

Part Number: HRS-120666-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Hydraulic Flat Tappet, Advertised Duration 299/303, Lift .578/.578, Chevy, Big Block, Each

Part Number: HRS-120741-10

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Hydraulic Flat Tappet, Advertised Duration 299/303, Lift .578/.578, Chevy, Big Block, Each

Part Number: HRS-120741-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Mechanical Roller Tappet, Advertised Duration 307/317, Lift .714/.714, Chevy, Big Block, Each

Part Number: HRS-120823-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Hydraulic Flat Tappet, Advertised Duration 275/285, Lift .533/.533, Chevy, Big Block, Each

Part Number: HRS-120951-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Hydraulic Flat Tappet, Advertised Duration 285/285, Lift .533/.533, Chevy, Big Block, Each

Part Number: HRS-120961-11

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

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

Part Number: HRS-121043-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Mechanical Roller Tappet, Advertised Duration 307/317, Lift .714/.714, Chevy, Big Block, Each

Part Number: HRS-121083-08

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Mechanical Roller Tappet, Advertised Duration 307/317, Lift .714/.714, Chevy, Big Block, Each

Part Number: HRS-121083-10

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Mechanical Roller Tappet, Advertised Duration 307/317, Lift .714/.714, Chevy, Big Block, Each

Part Number: HRS-121083-14

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Mechanical Roller Tappet, Advertised Duration 315/327, Lift .765/.725, Chevy, Big Block, Each

Part Number: HRS-121093-08

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Mechanical Roller Tappet, Advertised Duration 315/327, Lift .765/.725, Chevy, Big Block, Each

Part Number: HRS-121093-14

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

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

Part Number: HRS-121133-08

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Mechanical Roller Tappet, Advertised Duration 273/279, Lift .646/.646, Chevy, Big Block, Each

Part Number: HRS-120173-10

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order

Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 266/274, Lift .510/.538, Chevy, Big Block

Part Number: HRS-120236-12

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

• Free Shipping
• Special Order