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, 1.437 O.D, .015 in. Thick, Set of 50

MANLEY Valve Spring Shims, Hardened, Steel, 1.437 O.D, .015 in. Thick, Set of 50

$69.69

COMP Cams Steel Retainer, 7 Degree, 3/8 in. Valve w/ 1.437 in.-1.500 in. Spring, Each

COMP Cams Steel Retainer, 7 Degree, 3/8 in. Valve w/ 1.437 in.-1.500 in. Spring, Each

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MANLEY Valve Spring and Retainer Kit, Nex Tek, 1.650 in. Outside Diameter, 635 lbs./in. Spring Rate, Kit

MANLEY Valve Spring and Retainer Kit, Nex Tek, 1.650 in. Outside Diameter, 635 lbs./in. Spring Rate, Kit

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MANLEY Valve Spring Retainer, Steel, 7 Degree, 1.550 in. OD, Set of 16

MANLEY Valve Spring Retainer, Steel, 7 Degree, 1.550 in. OD, Set of 16

$140.86

COMP Cams Valve Spring, Dual, 1.570 in. O.D, 753 lbs./in. Rate, 1.110 in. Coil Bind Height, Each

COMP Cams Valve Spring, Dual, 1.570 in. O.D, 753 lbs./in. Rate, 1.110 in. Coil Bind Height, Each

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MANLEY Valve Spring Retainer, Super 7 Degree, Titanium, 1.400 in. OD, Lightweight, Double, Each

MANLEY Valve Spring Retainer, Super 7 Degree, Titanium, 1.400 in. OD, Lightweight, Double, Each

$55.61