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 Spring Cups, 1.175 in. Spring Diameter, .045 in. Cup Thickness, Steel, Set of 8

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MANLEY Valve Spring Retainer, Titanium, 22195 Spring, Each

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MANLEY Valve Spring and Retainer Kit, .540 in. Max Lift, For Honda K20A/K20Z, w/ Valve Locks, Kit

MANLEY Valve Spring and Retainer Kit, .540 in. Max Lift, For Honda K20A/K20Z, w/ Valve Locks, Kit

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MANLEY Valve Spring Retainer, Steel, Super 7 Degree, H-13, 1.550 in. OD, Double, Each

MANLEY Valve Spring Retainer, Steel, Super 7 Degree, H-13, 1.550 in. OD, Double, Each

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Trick Flow Valve Springs, PAC Racing, Beehive, 1.013 in./1.101 in. O.D, 258 lbs./in. Rate, .970 in. Coil Bind, Set of 24

Trick Flow Valve Springs, PAC Racing, Beehive, 1.013 in./1.101 in. O.D, 258 lbs./in. Rate, .970 in. Coil Bind, Set of 24

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MANLEY Titanium Valve Inserted Tip, Steel, .313 in. Diameter, Set of 8

MANLEY Titanium Valve Inserted Tip, Steel, .313 in. Diameter, Set of 8

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