Cylinder Works Cylinder Kit - 20010-K02 Yamaha YZ 250 / WR 250 2016-2019 Brand_Avon Grips Port design increases flow

Port design increases flow

Pivoting cable adjuster to position the angle of the cable to prevent wear

OptiMate 3 will then maintain the battery at full charge safely for months at a time and extend its life by up to 400%

Larger land/sea ratio on shoulders

Cylinder Works Cylinder Kit - 20010-K02 Yamaha YZ 250 / WR 250 2016-2019 Brand_Avon Grips Port design increases flowFeatures Ready to install, direct bolt on cylinders require no re plating and look virtually identical to the OEM cylinders Cylinder kit includes matched Vertex pistons to ensure longevity, performance and reduced engine noise Nickel silicon carbide plated for long life Made in the USA Specs Cylinder Diameter 77. 00 mm Overbore Standard Style Standard Engine Type 4 Cycle Color Finish Gray Riding Style Off Road Compression Ratio 13. 5: 1 Cylinder Bore