Manley Valve Spring, 1.550 DBL CHR SIL 22440-1

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Specifications:

BrandManley
Part Number22440-1
GTIN00807298046358
Average Gram Weight147 g
Engine TypeIce
Inner Diameter Of Inner Valve Spring0.720 in
Inner Diameter Of Outer Valve Spring1.115 in
Installed Pressure And Height250 @ 1.850
Open Pressure And Height680 @ 1.150
Outer Diameter Of Outer Valve Spring1.550 in
Product TypeEngine Valve Spring
Valve Spring Coil Bind Height1.090 in
Valve Spring MaterialChrome Silicon
Valve Spring Quantity1
Valve Spring Rate614 ppi
Valve Spring SeriesProfessional Series
Valve Spring TypeDouble

Specifications:

Description:

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

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