KPMI, valve spring kit. .600" lift. Aluminum top collars - L79-84 Shovelhead (NU) 989414 Used between the manifold and

Used between the manifold and cylinder head or for the starter solenoid

3-1/2" standard bore

15-20(NU)Street XG750/500

transmission side

KPMI, valve spring kit. .600" lift. Aluminum top collars - L79-84 Shovelhead (NU) 989414 Used between the manifold andReduces 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.