Bolt Engine Fastener Kit Suzuki RMZ250 '10-'18Bolt Engine Fastener Kits come with modern dimpled flange bolts. With a bright zinc finish, these fasteners last long and give a clean, updated look to any engine. Two Stroke Engine Fastener kits have all the external fasteners from top to bottom end, including hardware for: Heads, Reeds, Cylinder, Crankcase, Case Saver, Water Pump, Left Case Cover, Ignition Cover, Inner and Outer Clutch Covers, Power Valve Covers. Four Stroke Engine Fastener kits