Heavy Duty Gold Drive Chain: Yamaha YZ50 YZ 50 (1981-1983) Triumph Trident 900 If you have a weak

If you have a weak spark on your Honda CB400/4 then the coils could be the culprit and it's a good idea to get some new coils on the bike

You may need to reuse your old top seal on some models

Triumph Street Triple 675 (2008-2014)

Yamaha YZ 125 (1990-1997)

If you are having problems with your Piaggio / Vespa / Gilera scooters immobiliser or have a CDI fault (no spark

Heavy Duty Gold Drive Chain: Yamaha YZ50 YZ 50 (1981-1983) Triumph Trident 900 If you have a weakBrand new heavy duty gold drive chain to fit: Yamaha YZ 50 (1981 1983). This heavy duty gold chain has been manufactured to replace the original chain on a Yamaha YZ50 for the years and models shown above. Pitch Width Links 420 98 Colour Gold Seal Type No Seal Master Link Type Clip Please check size, colour and seal type prior to purchasing. If you require a different size, you can find our full list of sizes by clicking HERE