Howards Cams 98116-K1 Dual Valve Spring Kit for GM LS Gen III 1.305

Howards Cams designed this 98116-K1 Dual Valve Spring Kit for GM LS Gen III engines. This kit includes valve springs, chromoly retainers, seals, seats as well as alloy steel locks.

With a .640" 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 as well as power. Valve springs should be matched to the camshaft in addition to reaching the recommended spring pressure.

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 98116-K1 Dual Valve Spring Kit Specs:

• Number of Springs Per Valve: Dual
• Valve Spring Style: Standard
• Maximum Valve Lift: 0.640 in.
• Coil Bind Height: 1.100 in.
• Outside Diameter of Outer Spring: 1.305 in.
• Inner Diameter of Outer Spring: 0.955 in.
• Inner Spring Outside Diameter: 0.950 in.
• Inner Spring Inside Diameter: 0.676 in.
• Spring Rate: 375 lbs./in
• Spring Seats Included: Yes.
• Closed Pressure: 145 lbs. @ 1.800
• Open Pressure: 385 lbs. @ 1.150
• Damper Spring Included: No
• Retainers Included: Yes
• Retainer Material: Chromoly Steel
• Valve Springs Coated: No
• Valve Stem Seals Included: Yes
• Valve Stem Diameter: 0.344 in.
• Locks Included: Yes
• Lock Material: Alloy Steel
• Lock Groove Quantity: 1-groove
• Lock Style: 7 degree

Howards Cams Valve Spring Kits – The Ultimate In Performance for the street as well as the dragstrip!