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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Trick Flow Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 550 lbs./in. Rate, 1.068 in. Coil Bind, Pair

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MANLEY Valve Spring Locator, Outside, Heat-Treated, Fits 1.580 in. OD. Spring, .57 in. ID, 1.687 in. OD, .062 in. Thick, Each

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Crow Cams MOLY RET. BA 6 Cyl + 0.040"

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MANLEY Valve Spring Locator, Inside, Heat-Treated, Fits 1.335 in. OD. Spring, .505 in. ID, 1.31 in. OD, .035 in. Thick, Black, Each

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MANLEY Valve Spring Locator, Inside, Heat-Treated, Fits 1.580 in. OD. Spring, .635 in. ID, 1.57 in. OD, .062 in. Thick, Set of 16

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COMP Cams Valve Seal, Black Viton, .425 in. Guide Size, 5/16 in. Valve Stem, Each

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