Valve Spring

The Manley Professional Series Valve Springs are engineered for serious performance builders and racers who demand reliable high-RPM control and long-lasting durability. Built from premium chrome-silicon and H-11 tool steels with precision heat treatment and shot-peening, these springs deliver robust tension and fatigue resistance across demanding applications ranging from oval track to the drag strip. Designed to maintain consistent spring pressure and minimize valve float under extreme load, they help keep your engine responsive and controlled when it matters most

Additional Information

Manley Valve Spring, SPRING-1.550 CHR SIL

Part Type

Engine Valve Spring Kit

• Chrome silicon material
• Designed for oval track and drag racing

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Reference Information

Valve Springs, Dual, 1.550 in. Outside Diameter, 471 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

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!