Howards Cams, Max Effort Roller Valve Springs CNC coiled and heat-treated in the finest facilities available. Using only the highest quality valve spring wire. All Howard's valve springs are stressed relieved, ground and shot-peened to offer the customers some of the very best valve springs on the market. Whether you're running drag race, circle track, road course, performance marine or other extreme race application, Howard's offers the perfect valve spring to suit your needs. Sets of 16.
Part Type: Max Effort Roller Valve Springs Style: Competition Racing Valve Springs Type: Dual Damper Included: No Outer Spring Out Side Diameter (O.D.): 1.500" Outer Spring In Side Diameter (I.D.): 1.116" Inner Spring Out Side Diameter (O.D.): 1.116" Inner Spring In Side Diameter (I.D.): .800" Seat Pressure: 170 @ 1.800" Open Pressure: 445 @ 1.250" Valve Spring Rate: 485 Maximum Suggested Lift: .690" Coil Bind: 1.040" Electro Polished: No Nitrided: No Suggested Steel Retainers: 97118, 97128 Suggested Titanium Retainers: 97220 Suggested Seat Cups: 96015 Suggested Locators: 96033 Manufacturer: Howards Cams & Racing Components Manufacturer's Part Number: 98541 Packaged Weight: 3.0 lbs. Warranty: Race Application, No warranty expressed or implied Quantity: Sold in Sets of 16
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