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: 750SS(H2) 500SS(H1) 400SS(S3) 350SS(S2) 250SS(S1) KH250 KH400 GT380 GT750