Kibblewhite Head Ser Kt Yfz450 04-09 Top End Kit Yfz450 04-09

• Kit includes all necessary parts for a complete top-end service/rebuild: pistons, piston rings, piston pins, gaskets, valves, and valve springs
• Pistons fully machined from 2618 aluminum alloy with a performance skirt coating
• Lightweight racing valve spring kit with titanium valve spring retainers, dual springs and H.T. steel base washers (springs are suitable for use with high-performance cams)
• All necessary gaskets, seals and O-rings included

Spring Open Pressure: 86 lb
Product Name: Top End Service Kit
Spring Lift: 0,380"
Spring Seat Pressure: 39 lb
Units: Kit
Spring Lift Imperial: 0.380"