CHEVROLET Howards Cams Camshafts & Valvetrain

Valve, Intake, Stainless Steel, 2.055 in. Diameter, .341 in. Stem, 4.900 in. Length, Chevy, Each

Part Number: HRS-20501N

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Estimated Ship Date: Monday 10/20/2025

Guideplate, Raised, 7/16 in. Pushrod Size, Chevy Big Block, Set of 8

Part Number: HRS-94611

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Rocker Arms, Long Slot, Stud Mounting Style, Non-roller, 1.5 Ratio, Steel, Chevy, Small Block, Each

Part Number: HRS-90005-1

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Rocker Arms, Pedestal, Full Roller, 1.7 Ratio, Aluminum, Chevy, LS3 and L92, Each

Part Number: HRS-90095-1

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Valve Spring, LS, Dual, 1.295 in. O.D., 1.060 in. Coil Bind Height, 407 lbs./in. Rate, Each

Part Number: HRS-98118-1

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Lifter, Mechanical Flat Tappet, Chevy, Big, Small Block, Each

Part Number: HRS-91115-1

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Bushing, Cam Advance/Retard, 2 Degree, Chevy, Small, Big Block, Each

Part Number: HRS-94505-4505-2

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Lifters, Race Series, Hydraulic Roller, Pro Max High RPM, Vertical Bar, Chevy, Small Block, Set of 16

Part Number: HRS-91170

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Estimated Ship Date: Monday 10/20/2025

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Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 305/313, Lift .612/.595, Chevy, Big Block, Each

Part Number: HRS-CL121861-12

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Estimated Ship Date: Monday 10/20/2025

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Camshaft, Mechanical Roller Tappet, Advertised Duration 305/319, Lift .680/.650, Chevy, Small Block, Each

Part Number: HRS-114513-12

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Estimated Ship Date: Monday 10/20/2025

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Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 3/8 in. Stud, Chevy, 262-400, V8, Each

Part Number: HRS-90071-1

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Estimated Ship Date: Monday 10/20/2025

Camshaft, Mechanical Roller Tappet, Advertised Duration 273/279, Lift .570/.570, Chevy, Small Block, Each

Part Number: HRS-110173-10

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Estimated Ship Date: Monday 10/20/2025

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Lifters, Pro Max, Mechanical Roller, Pro Max Direct Lube, Vertical Bar, Chevy, Small Block, Pair

Part Number: HRS-91188-2

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 275/285, Lift .470/.470, Chevy, Small Block, Each

Part Number: HRS-110951-12

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 275/275, Lift .445/.445, Chevy, Small Block, Each

Part Number: HRS-111221-10

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Camshaft, Street Force 4, Hydraulic Flat Tappet, Advertised Duration 289/295, Lift .553/.533, Chevy, Big Block, Each

Part Number: HRS-122441-12

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Camshaft, Mechanical Flat Tappet, Advertised Duration 289/295, Lift .623/.629, Chevy, Big Block, Each

Part Number: HRS-121932-08

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 282/288, Lift .589/.600, Chevy, Big Block

Part Number: HRS-120325-10

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 259/263, Lift .476/.476, Chevy, Big Block, Each

Part Number: HRS-122501-12

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Estimated Ship Date: Dec 8, 2025 if ordered today

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DUAL VALVE SPRING

Part Number: HRS-98037

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Timing Chain and Gear Set, Double Roller, Billet Steel Sprockets, Chevy, Big Block V8, Set

Part Number: HRS-94306

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Valve Spring, Dual, 1.290 in. Outside Diameter, 340 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: HRS-98116

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Rocker SB Chev 1.5 x 3/8"

Part Number: HRS-90045-1

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Rocker SB Chev 1.6 x 3/8"

Part Number: HRS-90046-1

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.3 Ratio, Fits 3/8 in. Stud, Chevy, 262-400, V8, Each

Part Number: HRS-90068-1

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Estimated Ship Date: Dec 10, 2025 if ordered today

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