Fitment - Replacement for Yamaha Timberwolf 250 YFB250FW 1994-2000 250 YFB250 1994-1998 Bear Tracker 250 YFM250X 1999-2000. Compatiblity - Replaces Part Number: 4BD-85540-10-00, 27-15408. Feature - This CDI box can adjust spark advance angle automatically according to engine speed, making fuel fully burning and starting the engine more quickly. Simple Installation - The product can be directly replaced with the old or damaged one. The product is easy to install, but professional installation is recommended.
