NICKEL WURKS COMPLETE ENGINE FASTENER KIT FOR KAWASAKI KX500 1983 through 2004 The Specbolt Nickel Wurks full engine kits are beautifully Nickel Plated (including the cylinder nuts), 10.9 grade, and contain the following fully labeled fasteners, for easy installation on your KX500 engine. FULL ENGINE: Crankcase Bolts and Drain Washer. Top End Kit*** including 9 Cylinder Head Acorn Flange Nuts paired with 9 Copper Crush Washers, Cylinder Base Nuts, Bolts for Reed Valve/Intake, Power Valve Covers, Exhaust Manifold, Water Neck, and OE match M6 Coolant Drain Bolts w Copper Washer. Left Side Engine Cover (Ignition) and Case Saver bolts. Right Side Engine Covers (Clutch 1pc or 2pc) with the Oil Check Bolt and Copper Washer. Water Pump including the Coolant Drain Bolt and Copper Washer Perfect fit and finish every time guaranteed!!! With a Specbolt Nickel Wurks kit, you will get that full "Factory Wurks Titanium" look without the high price tag. Available for all 1983 through 2004. You will need to send us a message with the exact year you want as these are made specific for your exact bike.