This listing is for a new old stock pattern Piston Ring Set to fit Yamaha AT-1 models.
This fits Yamaha's popular AT-1 Two Stroke single cylinder electric start 123cc trail model 1969 to 1971
These are +0.25mm oversize. Please see our other listing for a +0.5mm set.
Pattern part by Rocky
Any questions please ask.
Happy to post internationally.
* UK FREEPOST *