Howards Cams 98438-K34 Dual Valve Spring Kit

Howards Cams designed this 98438-K34 Dual Valve Spring Kit with valve springs, chromoly retainers as well as alloy steel locks.

With a .690" maximum lift, the springs work great for high performance street in addition to drag strip applications.

Choosing the correct valve spring allows your engine to reach its full potential in addition to minimizing wear and tear on your valvetrain.

Howards research and development engineers constantly update materials as well as manufacturing techniques to provide the best possible valve springs. These springs are coiled as well as heat-treated in the finest facilities available. Each spring is coiled, stress relieved, deburred, shot-peened as well as heat treated for years of high-performance service.

Howards Cams 98438-K34 Dual Valve Spring Kit Specs:

• Kit includes 98438 Valve Springs, 97110 Retainers, as well as 93066 Valve Locks
• Number of Springs Per Valve: Dual
• Valve Spring Style: Standard
• Maximum Valve Lift: 0.690 in.
• Coil Bind Height: 0.950 in.
• Outside Diameter of Outer Spring: 1.465 in.
• Inner Diameter of Outer Spring: 1.091 in.
• Inner Spring Outside Diameter: 1.090 in.
• Inner Spring Inside Diameter: 0.807 in.
• Spring Rate: 425 lbs./in
• Closed Pressure: 122 lbs. @ 1.650
• Open Pressure: 353 lbs. @ 1.100
• Retainers Included: Yes
• Retainer Material: 4140 Chromoly Steel
• Valve Stem Diameter: 0.375 in.
• Locks Included: Yes
• Lock Material: Alloy Steel
• Lock Groove Quantity:  1-Groove
• Lock Style: 10 degree

Howards Cams Valve Spring Kits – The Ultimate In Performance without reservation!