Isky Racing Cams Sell Isky Tool Room Gold Stripe Racing Valve Springs 295-D In Manitowoc Valve Spring Pressure Tester Isky Racing Cams Valve Springs 235D {Title} Manufactured by ISKY CAMSValve Spring - Single Spring / Damper - 350 lb/in Spring Rate - 1.150 in Coil Bind... The Acerbis chain guide, replacing the original component, guarantees greater impact resistance thanks to the high-strength plastic material The package length is 8.59 inches Valve Spring, Single Spring / Damper, 350 lb/in Spring Rate, 1.150 in Coil Bind, 1.260 in OD, Set of 16 Package Weight: 6.0 pounds Isky Valve Spring Set 235D; 350 lbs/in Single Spring 1.260" OD