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Howards Cams Pacaloy™ Mechanical Roller Valve Springs
Style: "Pacaloy" Dual
Outer O.D.: 1.625
Outer I.D.: 1.175
Inner I.D.: .851
Damper: No
Closed Pressure: 280 @ 2.100
Open Pressure: 847 @ 1.150
Rate: 629
Max Lift: .900
Coil Bind: 1.100
Pacaloy™ is steel that offers outstanding cleanliness, extreme tensile strength, zero wear, and lightweight designs. The Howards Cams/PAC engineering team designs and maintains the manufacturing process for professional racers who see extreme amounts of wear in severe racing applications. Consistent run after run, lap after lap. Specifically designed to last under the toughest racing environments, including drag race, oval track, and endurance applications. Fully tested to rev higher, live longer, and run harder. Sets of 16.
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