01-04 Yamaha YZ250F YZ 250F WR 250F 80mm Big Bore Cylinder JE Piston Top End Kit com you can ride harder and

you can ride harder and faster knowing these titanium fasteners can handle the punishment

Standard 85mm bore with 10:1 compression ratio for stock performance

Wiseco 78mm 12

Durable polyurethane design for stock and Cub cylinders

reducing wear and damage caused by heat

01-04 Yamaha YZ250F YZ 250F WR 250F 80mm Big Bore Cylinder JE Piston Top End Kit com you can ride harder and21002 K01,C3059,247940,221797,M1050C,MX1050C,P400485100026,P400485160007,S5F08300006A,S5F08300006C,S5F08300006,20002,WPC140, PK1401, 4882M07700, W5921, C7905 EST, 20002,247937,94591 53114 00,P400485100026,P400485160007,5NL 11181 00 00, 5NL 11351 00 00, 5NL 14613 00 00,20002,HC92RH2010114,CC007,31. 2402, 4FM 12213 00, 4SV 12119 00 00, 4TV 12119 00 00, 20002, 221798, MX 09150 2, 5XC 11311 20 00, 5NL 11311 00 00, 5NL 11631 20 00, 5UL 11311 00 00, 5XC