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Manley, High Lift Valve Spring Kit. .500" To .650" Lift for 66-84 Shovelhead

Manley, High Lift Valve Spring Kit. .500" To .650" Lift for 66-84 Shovelhead

by Manley
Currently unavailable
£207.85
SKU MCS514001

Description

Manley, high lift valve spring kit. .500" to .650" lift

Details

Includes titanium top collars, steel lower collars, valve springs and a valve key set. Machining required to lower the valve guide to avoid interference with the top collar. Special 3-spring design with interference fit to reduce harmonics and control spring surge. Springs have more pressure than stock. Pressure: 180lbs - 1.600" / 365lbs -1.100" / 415lbs - .950". Coil bind: .850"

66-84 Shovelhead