Howards Cams 98442 Performance Dual Valve Springs 1.437

Howards Cams designed these 98442 Performance Valve Springs for Mechanical Flat Tappet and Hydraulic Roller cams. Howards research and development engineers are constantly updating materials and manufacturing techniques to provide the best possible valve springs.

These springs are coiled and heat-treated in the finest facilities available. Each spring is coiled, stress relieved, deburred, shot-peened and heat treated for years of high-performance service.

Choosing the correct valve spring allows your engine to reach its full potential. Valve springs should be matched to the camshaft and the reach the recommended spring pressure.

Howards Cams 98442 Performance Valve Springs Specs:

• Number of Springs Per Valve: Dual
• Valve Spring Style: Standard
• Maximum Valve Lift: 0.665 in.
• Coil Bind Height: 1.025 in.
• Outside Diameter of Outer Spring: 1.437 in.
• Inner Diameter of Outer Spring: 1.080 in.
• Outside Diameter of Inner Spring: 1.080 in.
• Inner Diameter of Inner Spring: 0.810 in.
• Spring Rate: 283 lbs./in.
• Closed Pressure: 145 lbs. @ 1.750
• Open Pressure: 315 lbs. @ 1.150
• Damper Spring Included: No
• Retainers Included: No
• Valve Springs Coated: No
• Valve Stem Seals Included: No
• Locks Included: No
• Quantity: Sold as a set of 16

Howards Cams Valve Springs – The Ultimate In Performance!