SLEEVE YZ/WR450F

Cylinder Sleeve For 4-Stroke

Quality replacement cylinder sleeves give old cylinders new life

Centerless grinding of the outside diameters provides for perfect roundness

Exact size is controlled by rigid inspection of one-half thousandth of an inch

Cylinder resleeving available through vendor

Inside diameter must be bored and honed to size piston after installation.

Type AC (Alloy-Chrome / Nikasil): Factory aluminum cylinder has a thin plated coating. The original bore must be precisely machined out to accept this iron sleeve press-fit upgrade. For liquid cooled engine.