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Simply Drop-In 269cc Kit

Here is a picture of the Cylinder Works 269cc kit that works on all 2001-2011 YZ/WR 250’s. This is the best mod for your money on a YZ/WR 250. Only $599.95 Cylinder, piston kit and gaskets!

Cylinder Works and Hot Rods 284cc kit for the YZF 250

Fits all current YZF250’s and either the cylinder big bore kit alone at 269cc or stroker to go to 284cc — This one was for Moto USA