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Summit Racing SpeedCard - learn how to get 10% back up to $100

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Howards Cams Inverted Conical Valve Springs
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- 1.265 (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 1.380 (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Open Pressure (lbs.)
- 329 lbs. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 348 lbs. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 375 lbs. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
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- 457 lbs./in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Inside Diameter of Outer Spring (in.)
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- Made In USA (6)

Howards Cams

Howards Cams Inverted Conical Valve Springs

3.67 out of 5 stars 6 Customer Reviews

Get increased harmonic resistance and greater valve spring stability with Howards Cams inverted conical valve springs! These springs feature a design that requires less spring pressure, resulting in better valve control. Howards Cams inverted conical valve springs have been tested and shown to provide more horsepower, high rpm, and longer life expectancy. They are ideal for a variety of performance applications.

Showing In Stock Items. Show All 6 Items.

Results 1 - 6 of 6

Howards Cams Inverted Conical Valve Springs 98113

Made in the USA

Howards Cams Inverted Conical Valve Springs 98113

Howards Cams Inverted Conical Valve Springs 98113

Valve Springs, Single, Conical, 1.280 in. Diameter, 412 lbs./in., 1.150 in. Coil Bind Height, Set of 16

Part Number: HRS-98113

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Howards Cams Inverted Conical Valve Springs 98117

Made in the USA

Howards Cams Inverted Conical Valve Springs 98117

Howards Cams Inverted Conical Valve Springs 98117

Valve Springs, Single, 1.450 in. Outside Diameter, 457 lbs./in. Rate, 1.320 in. Coil Bind Height, Set 16

Part Number: HRS-98117

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

Howards Cams Inverted Conical Valve Springs 98112

Made in the USA

Howards Cams Inverted Conical Valve Springs 98112

Howards Cams Inverted Conical Valve Springs 98112

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

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

Howards Cams Inverted Conical Valve Springs 98113-1

Made in the USA

Howards Cams Inverted Conical Valve Springs 98113-1

Howards Cams Inverted Conical Valve Springs 98113-1

Valve Springs, Single, Conical, 1.280 in. Diameter, 412 lbs./in., 1.150 in. Coil Bind Height, Single

Part Number: HRS-98113-1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Howards Cams Inverted Conical Valve Springs 98117-1

Made in the USA

Howards Cams Inverted Conical Valve Springs 98117-1

Howards Cams Inverted Conical Valve Springs 98117-1

Valve Spring, Inverted Conical, Single, 1.450 in. O.D., 457 lbs./in. Rate, 1.320 in. Coil Bind Height, Each

Part Number: HRS-98117-1

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

Howards Cams Inverted Conical Valve Springs 98112-1

Made in the USA

Howards Cams Inverted Conical Valve Springs 98112-1

Howards Cams Inverted Conical Valve Springs 98112-1

Valve Spring, Inverted Conical, Single Beehive, 1.207 in. O.D., 1.072 in. I.D., 340 lbs/in., 0.625 in. Maximum Lift, 1.100 in. Coil Bind, Each

Part Number: HRS-98112-1

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

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