Howards Cams 98515-K33 Valve Spring and Retainer Kit

Howards Cams designed this 98515-K33 Valve Spring and Retainer Kit for mechanical flat tappet cams. This kit includes valve springs, chromoly retainers as well as alloy steel locks.

With a .520" 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 98515-K33 Valve Spring and Retainer Kit Specs:

• Kit includes 98515 Valve Springs, 97110 Steel Retainers, as well as 93065 Valve Locks
• Number of Springs Per Valve: Single
• Valve Spring Style: Standard
• Maximum Valve Lift: 0.520 in.
• Coil Bind Height: 1.300 in.
• Outside Diameter of Outer Spring: 1.510 in.
• Inner Diameter of Outer Spring: 1.110 in.
• Spring Rate: 350 lbs./in.
• Closed Pressure: 100 lbs. @ 1.880
• Open Pressure: 275 lbs. @ 1.380
• Damper Spring Included: Yes
• Retainers Included: Yes
• Retainer Material: Chromoly Steel
• Valve Springs Coated: No
• Valve Stem Seals Included: No
• Valve Stem Diameter: 0.344 in.
• Locks Included: Yes
• Lock Material: Alloy Steel
• Lock Groove Quantity: 2 & 4 groove
• Lock Style: 7 degree

Howards Cams Valve Spring Kits – The Ultimate In Performance!