Kibblewhite Valve Seat - 10-SB250 Yamaha WR 250 / YZ 250 2001-2013 Brand_Lindby Hex design with a polished

Hex design with a polished aluminum finish

Adjustment of +/- 15 in the FUEL table and +/- 8 in the timing table

Adjustable dials allow for precise control of foam application

Kit includes: Feuling High Volume Oil pump

Holds relief spring down and away from roll pin

Kibblewhite Valve Seat - 10-SB250 Yamaha WR 250 / YZ 250 2001-2013 Brand_Lindby Hex design with a polishedFeatures Copper based material designed specifically for use with titanium valves in high performance applications Give the seat excellent thermal characteristics as well as resistance to corrosion and wear These seats are the result of a two year KPMI R&D effort during which we recorded and verified results with 4 and 5 valve singles, multi cylinder street bikes, and British and European 4 strokes In each test the wear, thermal conductivity and