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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Once installed the pressure of the wave springs will remove any excessive lateral play
Never Mind The Choppers
Compatible with both electronic or points style ignitions
the same material as a wet suit
KPMI, valve spring kit. .600" lift. Aluminum top collars - L79-84 Shovelhead (NU) 506074 Once installed the pressure ofReduces total valve train mass. Great for high lift racing performance builds. The springs are manufactured from the highest quality clean chrome silicone wire, shot peened and heat treated for maximum fatigue life. Kit includes springs, upper collars, lower collars, and valve keys. Max valve lift: . 600. Installed height: 1. 510". Seat pressure 152 lbs. Open pressure: 387 lbs. @ . 600 valve lift. Note: Does not include valve guide seals.
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