719 Results Found For "Performance"

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

Part Number: HRS-90007-1

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

Camshaft, Mechanical Flat Tappet, Advertised Duration 265/265, Lift .560/.560, Ford, 352-428 FE, Each

Part Number: HRS-252342-10

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Estimated Ship Date: Monday 12/1/2025

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VALVE SPRINGS

Part Number: HRS-98824

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 286/298, Lift .634/.635, Chevy, Big Block, Each

Part Number: HRS-120206-12

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Camshaft, Mechanical Roller Tappet, Advertised Duration 309/319, Lift .737/.737, Chevy, Big Block, Each

Part Number: HRS-121233-10

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Valve Spring, Dual, 1.550 OD

Part Number: HRS-98816

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 267/277, Lift .450/.450, Pontiac, V8, Each

Part Number: HRS-410021-12

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Estimated Ship Date: Jan 20, 2026 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, Each

Part Number: HRS-98116-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Single, Inverted Conical, 1.207 in. O.D., 340 lbs./in., 1.100 in. Coil Bind Height, Set of 16

Part Number: HRS-98112

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 289/297, Lift .488/.507, Chevy, Small Block, Each

Part Number: HRS-110051-12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Camshaft, Retrofit, Hydraulic Roller Tappet, Adv. Duration 288/294, Lift .545/545, 110LSA, Chrysler, Big Block

Part Number: HRS-723445-10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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

Part Number: HRS-120145-10

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Camshaft, Mechanical Roller Tappet, Advertised Duration 269/275, Lift .629/.629, Chevy, Big Block, Each

Part Number: HRS-120183-08

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Pushrods, 210 Swedged End Pushrods, 5/16 in. Diameter, 8.000 in. Length, Ball/Ball Ends, Set of 16

Part Number: HRS-95314-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Pushrod, 210 Degree Tip, Chromoly, 5/16 in. Diameter, Ball/Ball Ends, 8.150 in. Length, Set of 16

Part Number: HRS-95315-16

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Pushrod, 210 Swedged End Pushrods, 3/8 in. Diameter, 8.550 in. Length, Ball/Ball Ends, Each

Part Number: HRS-95419-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Pushrod, 210 Degree Tip, Chromoly, 3/8 in. Diameter, Ball/Ball Ends, 7.850 in. Length, Each

Part Number: HRS-95427-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Plasma-Moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486240305

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Valve Spring, Dual, 1.570 OD

Part Number: HRS-98826

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Dual, 1.539 in. Diameter, 510 lbs./in., 1.150 in. Coil Bind Height, Set of 16

Part Number: HRS-98650

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Plasma-Moly, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486041255

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Plasma-Moly, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486043105

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Rocker Arms, Pedestal, Full Roller, 1.8 Ratio, Aluminum, Chevy, LS3 and L92, Set of 16

Part Number: HRS-90096

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Rocker Arm, Direct Bolt-On, Full Roller, 1.8 Ratio, Aluminum, Purple, Chevy, LS1, LS2, LS6, Set of 16

Part Number: HRS-90098

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Pistons, ProMax 2618 Race Pistons, Forged, Dome, 4.500 in. Bore Big Chevy, Set of 8

Part Number: HRS-855027638

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Estimated Ship Date: Jan 19, 2026 if ordered today

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