A stretched timing chain can not only be dangerous if it where to break but it can also alter the cam timing (advance or retreaded) a few degrees. A change in cam timing will hurt your engines performance.
This cam timing chain is made in England by Andover Norton. Replaces Norton part number 06-7689 and 067689. Fits all Norton twins (Dominator, Atlas, Commando, Roadster, etc) up to approx 1975. Please refer to your parts catalog for proper fitment.
**Features**
- Made in England by Andover
- O.E.M. part number 06-7689 and 067689
- Free shipping in the USA