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Comp Cams, Hi-Tech Roller Valve Springs
Developed to provide higher pressures and longer life. Each spring is CNC coiled, stress relieved, ground, shot-peened, and heat set. Inspected and batch tested.
Part Type: Hi-Tech Roller Valve Springs
Style: Comp Pacaloy
Type: Dual
Damper Included: No
Outer Spring Out Side Diameter (O.D.): 1.645"
Outer Spring In Side Diameter (I.D.): .865"
Inner Spring Out Side Diameter (O.D.): NA
Inner Spring In Side Diameter (I.D.): NA
Seat Pressure: 253 @ 2.050"
Open Pressure: 711 @ 1.250"
Valve Spring Rate: 645
Maximum Suggested Lift: .800"
Coil Bind: 1.150"
Electro Polished: No
Nitrided: No
Suggested Steel Retainers: NA
Suggested Titanium Retainers: 3504
Suggested Seat Cups: NA
Suggested Locators: NA
Manufacturer: Comp Cams
Manufacturer's Part Number: 959-16
Packaged Weight: 3.0 lbs.
Warranty: 1 year limited warranty from the date of purchase by the original purchaser.
Quantity: Sold in Sets of 16
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