Brand new ignition coil to fit:
Yamaha RD 250 (1978-1979).
This ignition coil has been manufactured to replace the original coil pack on a Yamaha RD250 for the years and models shown above.
80mm centre to centre mounting.
To replace OEM: 2R8-82310-50.
If you're having spark issues (weak spark or no spark) with your Yamaha RD250, then the ignition coil could be the culprit and it's a good idea to get a new coil on the bike.