Standard Ignition Coil x2 Kawasaki Z400 Z 400 (1980-1987) Yamaha SZR660 Bottom bearing sized ID30x OD55

Bottom bearing sized ID30x OD55 x WTH17

Suzuki GSX 750 S Katana (1982-1985)

if these ignition coils are better quality than others on the market

OR EFI Technology AC2i

Standard Ignition Coil x2 Kawasaki Z400 Z 400 (1980-1987) Yamaha SZR660 Bottom bearing sized ID30x OD552 Brand New 12V CDI ignition coils to fit: Kawasaki Z 400 J1 J3 (1980 1983). Kawasaki Z 400 F (ZR400) B1 (1984). Kawasaki Z 400 F2 (ZX400 C) (1985 1987). This ignition coil pack set is manufactured to replace both of the original coils 21121 1106 21121 1107 or 21121 1010 21121 1011 on a Kawasaki Z400. These are the standard 2 to 2. 5 ohms primary coils if you're looking for a like for like replacement of the original coils. If you're having spark