Manley Professional valve springs are constructed from silicon material for oval track racing, or H-11 tool steel for drag racing. No matter what kind of racing you do, Manley has got you covered!

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MANLEY Valve Spring, NexTek, Drag Race, 1.550 in. OD, 618 lbs./in. Rate, 1.150 in. Coil Bind Height, Dual, Set of 16

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COMP Cams Valve Spring, Single, 1.476 in. O.D, 415 lbs./in. Rate, 1.140 in. Coil Bind Height, Each

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COMP Cams Engine Valve Spring Seat, ID Spring Locator, 1.300 in. OD, .520 in. ID, .060 in. Thick, Set of 16

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MANLEY Valve Spring Retainer, Steel, 7 Degree, 1.550 in. OD, Each

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Crow Cams SHIM 1.640" x .640" x .060"

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