21002-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-11311-00-00, 5XC-11311-01-00, 5XC-11311-10-00, 5XC113112000, 5NL113110000, 5NL116312000, 5UL113110000, 5XC113110000, 5XC113110100, 5XC113111000 4952M07700 4872M07700 40072M07700 M1029 M1034 247937 246270 810671 C3059 21002-G01, 5XC-11400-10-00 , 5XC-11400-22-00, 5UL-11412-10-00 , 5UL-11412-20-00, 5UL-11422-00-00 , 5UL-11422-10-00, 5XC-11681-00-00 , 5XC-11681-01-00, 93310-63238-00 , 93310-63290-00, 5XC-11651-00-00 , 17D-11651-90-00, 93306-20648-00, 93306-20335-00, 5NL-11631-20-00, 5NL-11603-00-00, 5NL-11633-00-00, 93420-16086-00

Brand New BIG BORE 80mm270ccComplete Top and Bottom EndRebuild Kit for Yamaha YZ250F 4-Stroke Dirt Bikes!!

We have put in a lot of effort to offer you the BEST and HIGHEST QUALITY Big Bore Kits at the BEST PRICE!

Compared toCylinder Works’ 80mm Big Bore Cylinder Kits with Vertex Pistons which retails for$699.99 and doesn’t include the Bottom End!

Fits Yamaha YZ250F

2003 & 2004ONLY!

Kit Includes:

• 80mm BIG BORE Nikasil Cylinder (1 Year Warranty)*
• JE Pistons13:1 Piston Kit (Includes, Piston, Pin, Rings & Clips) (Prefect For Pump Gas)
• Wiseco Crankshaft with Connecting Rod
• Crank Bearings / Main Bearings and Seal Kit (NTN/Koyo Bearings Made in Japan)
• Wiseco Complete Top & Bottom Gasket Kit (Made by Cometic)
• Viton Valve Stem Seals
• Cometic Complete Motor Engine Oil Seal Kit
• Heavy Duty OEM Replacement Cam Chain (Replaces Yamaha OEM Part#94591-53114-00)
• 1 year warranty on entire kit for peace of mind*

Authorized Wiseco, JE, and CometicDistributor for 10+ Years

– The Best Parts. The Best Performance. The Best Price. BRAPPPPPPPPPP! WPC140, PK1401, 4882M07700, W5921, C7905-EST,5NL-11181-00-00, 5NL-11351-00-00, 5NL-14613-00-00, 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-11311-00-00, 5XC-11311-01-00, 5XC-11311-10-00, 5XC113112000, 5NL113110000, 5NL116312000, 5UL113110000, 5XC113110000, 5XC113110100, 5XC113111000 4952M07700 4872M07700 40072M07700 M1029 M1034 247937 246270 810671 C3059 21002-G01,5XC-11400-10-00 , 5XC-11400-22-00, 5UL-11412-10-00 , 5UL-11412-20-00, 5UL-11422-00-00 , 5UL-11422-10-00, 5XC-11681-00-00 , 5XC-11681-01-00, 93310-63238-00 , 93310-63290-00, 5XC-11651-00-00 , 17D-11651-90-00, 93306-20648-00, 93306-20335-00, 5NL-11631-20-00, 5NL-11603-00-00, 5NL-11633-00-00, 93420-16086-00