Valve Springs - 1.550 in. Outside Diameter of Outer Spring (in.) - 1.880 in. Installed Height (in.) - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Howards Cams Stock Diameter Performance Valve Spring and Retainer Kits 98611-K31

Valve Spring and Retainer Kits, Single, Standard, 1.550 in. O.D., 325 lbs./in., Chromoly Retainers, 7-Degree Alloy Steel Locks, Damper Spring, Kit

Part Number: HRS-98611-K31

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Howards Cams Pro-Alloy Mechanical Roller Valve Springs 98643

Valve Springs, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16

Part Number: HRS-98643

5.0 out of 5 stars ( 1 )

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Howards Cams Performance Street/Strip Valve Springs 98611

Valve Springs, Single, 1.550 in. Outside Diameter, 341 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16

Part Number: HRS-98611

4.5 out of 5 stars ( 4 )

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Howards Cams Electro Polished Pro-Alloy Mechanical Roller Valve Springs 98644

Valve Springs, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16

Part Number: HRS-98644

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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Estimated Ship Date: Nov 18, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Manley Professional Valve Springs 22441-16

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Manley Professional Valve Springs 22429-16

Valve Springs, Dual, 1.550 in. Outside Diameter, 458 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16

Part Number: MAN-22429-16

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Howards Cams Pro-Alloy Mechanical Roller Valve Springs 98643-1

Valve Spring, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Each

Part Number: HRS-98643-1

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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Estimated Ship Date: Nov 18, 2025 if ordered today

Manley Professional Valve Springs 22429-1

Valve Spring, Dual, 1.550 in. Outside Diameter, 458 lbs./in. Rate, 1.180 in. Coil Bind Height, Each

Part Number: MAN-22429-1

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Estimated Ship Date: Nov 10, 2025 if ordered today

Howards Cams Performance Street/Strip Valve Springs 98611-1

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

Part Number: HRS-98611-1

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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Estimated Ship Date: Nov 18, 2025 if ordered today

Howards Cams Electro Polished Pro-Alloy Mechanical Roller Valve Springs 98644-1

Valve Spring, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Each

Part Number: HRS-98644-1

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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Estimated Ship Date: Nov 18, 2025 if ordered today