Fuel Valve Petcock Tank Switch Compatible With 16950-300-020 Honda CB500 CB550 CB750 510230-051 Kawasaki KZ400

Compatible With: For: 16950-300-020 Honda CB500 Four 1971 - 1973 Honda CB550 Four 1974 Honda CB750 Diecast Engine 1969 Honda CB750 Four 1970 - 1974 Honda CB750 Sandcast Engine 1969 For: 510230-051 Kawasaki KZ400 1974 Kawasaki KZ400D 1975 Kawasaki KZ400-S 1975 Kawasaki KZ400-D3 1976 Kawasaki KZ400-D4 1977 Kawasaki KZ400-S2 1976 Kawasaki KZ400-S3 1977 Kawasaki KZ400-A1 1977 Kawasaki KZ400-A2 1978

• ‌Precise OEM Compatibility‌: Directly replaces Honda OEM part 16950-300-020 and Kawasaki OEM part 510230-051, ensuring flawless fit for Honda CB500 Four (1971–1973), CB550 Four (1974), CB750 Sandcast (1969), CB750 Diecast (1969), and CB750 Four (1970–1974), as well as Kawasaki KZ400 (1974), KZ400D (1975), KZ400-S (1975), KZ400-D3 (1976), KZ400-D4 (1977), KZ400-S2 (1976), KZ400-S3 (1977), KZ400-A1 (1977), and KZ400-A2 (1978).
• ‌Authentic Factory Performance‌: Engineered to match original fuel flow dynamics, vacuum activation, and mounting alignment — delivers consistent fuel delivery, eliminates air leaks, and maintains stable engine idle across vintage carbureted engines.
• ‌Military-Grade Durability‌: Constructed with die-cast brass valve bodies and sealed, fuel-resistant polymer housings, engineered to withstand ethanol exposure, thermal cycling, and decades of outdoor storage without warping, cracking, or corroding.
• ‌Tool-Free, Plug-and-Play Installation‌: Features clearly labeled ON/OFF/RES rotary control with standardized 12mm thread and integrated vacuum port — no adapters, gaskets, or modifications required; installs in under 15 minutes using basic hand tools.
• ‌Preferred by Vintage Motorcycle Restorers‌: The go-to replacement for brittle, stuck, or leaking factory petcocks on 1969–1978 Honda and Kawasaki classics; trusted by collectors and mechanics restoring iconic 4-cylinder bikes from the golden era of Japanese motorcycles.