high performance ignition coil x2 yamaha xj650 xj 650 1980 1984 Yamaha YH50 Piston - 18U-11631-00-A0

Piston - 18U-11631-00-A0

The Ignition coil has been designed to replace the original coil 21121-1010

It also includes a 5K ohms spark plug cap

They're also available in chrome

Kawasaki ZR 1100 A Zephyr (1992-1995)

high performance ignition coil x2 yamaha xj650 xj 650 1980 1984 Yamaha YH50 Piston - 18U-11631-00-A02 Brand New High Performance Ignition Coils to fit: Yamaha XJ 650 (1980 1984). This ignition coil set has been manufactured to upgrade original standard coils or replace Dynatek coil packs on a Yamaha XJ650 for the years and models shown above. If you have a weak spark on your Yamaha XJ650 then the coils could be the culprit and it's a good idea to get some new coils on the bike. Or if you're just looking for an upgrade to the original coils, then