Product Description OEM-style standard bore kits include a cast aluminum Cylinder Works cylinder, Vertex Piston and gaskets needed to restore horsepower and performance, as a competitive price point, compared to OEM options.
Cylinder Works 01-13 Yamaha WR 250 F 250cc Standard Bore Cylinder 77mm - 20002 MSRP: $366.95 Was: Now: $348.61 Add to Cart
Cylinder Works 05-13 Yamaha WR 250 F 250cc Standard Bore Cylinder Kit 12.5:1 Comp. 77mm - 20002-K02 MSRP: $669.95 Was: Now: $569.46 Add to Cart
Cylinder Works 15-17 Yamaha WR 250 F 250cc Standard Bore Cylinder Kit 13.5:1 Comp. 77mm - 20010-K01 MSRP: $694.95 Was: Now: $590.70 Add to Cart