Howards Performance Hyd./Mech. Flat Tappet & Hydraulic Roller Valve Springs
Howards research and development engineers are constantly updating materials and manufacturing techniques to provide the best possible valve springs. Coiled and heat-treated in the finest facilities available. Each spring is coiled, stress relieved, deburred, shot-peened and heat treated to our own very specific standards. Sets of 16.
Part Type: Hyd./Mech. Flat Tappet & Hydraulic Roller Valve Springs
Style: Performance Flat Tappet
Type: Dual
Damper Included: No
Outer Spring Out Side Diameter (O.D.): 1.465"
Outer Spring In Side Diameter (I.D.): 1.091"
Inner Spring Out Side Diameter (O.D.): 1.090"
Inner Spring In Side Diameter (I.D.): .807"
Seat Pressure: 122 @ 1.650"
Open Pressure: 353 @ 1.100"
Valve Spring Rate: 425
Maximum Suggested Lift: .690"
Coil Bind: .950"
Electro Polished: No
Nitrided: No
Suggested Steel Retainers: 97118, 97110, 97128
Suggested Titanium Retainers: 97216
Suggested Seat Cups: 96005
Suggested Locators: 96033
Manufacturer: Howards Cams
Manufacturer's Part Number: 98438
Packaged Weight: 3.0 lbs.
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold in Sets of 16 |