Nos Yamaha Yfm350 95-05 Yfm400 2000 Onwoards Starter Motor 4kb-8890-00 Posted on August 20, 2024 by admin This is a brand new starter motor made by Yamaha, with part number 4KB-8890-00. Whether you are a professional mechanic or a DIY enthusiast, this starter motor is an excellent choice for your Yamaha motorcycle.