Howards Cams 98636 Performance Dual Valve Springs 1.514

Howards Cams designed these 98636 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 98636 Performance Valve Springs Specs:

• Number of Springs Per Valve: Dual
• Valve Spring Style: Standard
• Maximum Valve Lift: 0.670 in.
• Coil Bind Height: 1.150 in.
• Outside Diameter of Outer Spring: 1.514 in.
• Inner Diameter of Outer Spring: 1.125 in.
• Outside Diameter of Inner Spring: 0.937 in.
• Inner Diameter of Inner Spring: 0.697 in.
• Spring Rate: 348 lbs./in.
• Closed Pressure: 130 lbs. @ 1.875
• Open Pressure: 330 lbs. @ 1.300
• Damper Spring Included: Yes
  
• 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!