648 Results Found For "Performance"

Valve Spring, Dual, 1.385 in. Outside Diameter, 263 lbs./in. Rate, 0.910 in. Coil Bind Height, Each

Part Number: HRS-98341-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Spring, Dual, 1.445 in. Outside Diameter, 347 lbs./in. Rate, 1.125 in. Coil Bind Height, Each

Part Number: HRS-98412-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Dual, Hydraulic Flat Tappet, 1.435 in. O.D., 251 lbs./in, 1.055 in. Coil Bind Height, Each

Part Number: HRS-98436-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Dual, Mechanical Flat Tappet, 1.435 in. O.D., 455 lbs/in, 1.055 in. Coil Bind Height, Set of 16

Part Number: HRS-98437

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Spring, Single, 1.240 in. Outside Diameter, 335 lbs./in. Rate, 1.125 in. Coil Bind Height, Each

Part Number: HRS-98111-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Spring, Dual, 1.437 in. Outside Diameter, 283 lbs./in. Rate, 1.025 in. Coil Bind Height, Each

Part Number: HRS-98442-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Dual, 1.437 in. Outside Diameter, 283 lbs./in. Rate, 1.025 in. Coil Bind Height, Single

Part Number: HRS-98447-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Dual, 1.514 in. Outside Diameter, 348 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98513-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Spring, Dual, 1.510 in. Outside Diameter, 350 lbs./in. Rate, 1.300 in. Coil Bind Height, Each

Part Number: HRS-98515-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Spring, Dual, 1.480 in. Outside Diameter, 420 lbs./in. Rate, 1.270 in. Coil Bind Height, Each

Part Number: HRS-98542-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Spring, Dual, 1.550 in. Outside Diameter, 341 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98611-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Valve Springs, Single, 1.539 in. Outside Diameter, 335 lbs./in. Rate, 1.150 in. Coil Bind Height, Damper, Each

Part Number: HRS-98612-1

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Rocker Arm Studs, High Performance, 7/16-14 in. Thread, 1.910 in. Effective Stud Length, BBC, Set of 16

Part Number: HRS-94655

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Rocker Arm Studs, High Performance, 7/16-14 in. Thread, 1.910 in. Effective Stud Length, Chevy, Small Block,

Part Number: HRS-94656

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Rocker Arm Studs, High Performance, 3/8-24 in. Thread, 1.75 in. Effective Stud Length, Chevy, Small Block,

Part Number: HRS-94650

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Lifters, Street Series, Hydraulic Roller, Vertical Bar, Chevy, Small Block, Set of 16

Part Number: HRS-91164N

4.39 out of 5 stars ( 28 )

Estimated Ship Date: Today

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Lifters, Street Series, Hydraulic Roller, Vertical Bar, Ford, Small Block, Cleveland, Modified, Set of 16

Part Number: HRS-91168

4.08 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 272/278, Lift .525/.525, Ford, Big Block FE, Kit

Part Number: HRS-CL250705-12

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 270/278, Lift .495/.500, Chevy, Small Block, Kit

Part Number: HRS-CL113215-10

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Lifters, Street Series, Hydraulic Roller, Street Series, Vertical Bar, Ford, Big Block, 429, 460, Set of 16

Part Number: HRS-91169

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 266/270, Lift .485/.495, Chevy, Small Block, Kit

Part Number: HRS-CL110235-12

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Lifters, Street Series, Hydraulic Roller, Street Series, Vertical Bar, Chevy, Big Block, Set of 16

Part Number: HRS-91167

3.67 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 266/274, Lift .510/.538, Chevy, Big Block, Kit

Part Number: HRS-CL120235-12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 288/294, Lift .618/.618, Chevy, Big Block, Kit

Part Number: HRS-CL120405-12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Camshaft Set, with Lifters, Hydraulic Roller Tappet, Retro-Fit, Advertised Duration 278/284, Lift 0.567/0.578, 112 LSA, Chevy, Big Block, IV, V, Kit

Part Number: HRS-CL120245-12

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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