NGK Plug Cap AES Plug Cord Set Plug Cap (Made by NGK Product): Compatible with screw types. *Please remove terminal nut type and install. Plug Cord (AES), Plug Cord Length: Approx. 19.7 inches (50 cm), Cord Thickness: 0.3 inches (7 mm) (equivalent to genuine product); There are cases where the cord will not fall out from the ignition coil. In that case, a cable joint is required. Compatible models: FZ400 (4YR1) FZ750 (1FM) GSX400S Katana Katana (GK77A) GSX550L (GN72L) GSX750S/E (GR72A) GELE 250(FZX250)(3YX) VMAX (3UF) Zephyr Kai (ZR400G/C)