Motion Pro 08-0160 Flywheel Puller for Kawasaki Jet Ski 300/440/550 Puller kit for pulling magneto flywheel or starter gear on Kawasaki Jet Will also fit the Yamaha WR250F 01-02 and WR400F flywheel and some older Kawasaki 3-bolt flywheels Includes three 6 x 25 millimeter and three 8 x 40 millimeter bolts 8 millimeter bolt hole center is 27 millimeter to dead center 6 millimeter bolt hole center is 49.15 millimeter to dead center