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 Shims, Hardened, Steel, 1.480 O.D, .030 in. Thick, Each

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Trick Flow Valve Locks, Machined, Hardened Steel, 7 Degree, 1-Groove, 11/32 in. Valve Stem, Set of 32

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Trick Flow Valve Spring Cups, 1.175 in. Spring Diameter, .280 in. Cup Thickness, Steel, Set of 8

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QA1 Shock Tuning Kit

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MANLEY Valve Spring, NexTek, Drag Race, 1.311 in. OD, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Single, Set of 16

MANLEY Valve Spring, NexTek, Drag Race, 1.311 in. OD, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Single, Set of 16

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COMP Cams Engine Valve Spring Seat, ID Spring Locator, 1.420 in. OD, .570 in. ID, .060 in. Thick, Set of 16

COMP Cams Engine Valve Spring Seat, ID Spring Locator, 1.420 in. OD, .570 in. ID, .060 in. Thick, Set of 16

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