Quality reproduction made in Japan. Replaces Kawasaki P/N: 23026-022 Includes NOS Kawasaki Gasket P/N: 23028-016 Please call for volume discounts. Applications: 100cc-G5 175cc-F3 & F7 250cc SideWinder-F4 350cc-F5 350cc-F9 & S2 500cc-H1 / H1B / H1C / H1D / H1E / H1F KH500-A8 H2 750 May fit others.