This Piston&Ring 0.50 NOS 2nd oversize 1 set in photo for 1 purchase can use for Yamaha model below.

G6S 1970 80 G6S Street 
G6SB 1971 80 G6S Street 
G7S 1972 80 G7S Street 
YG5
YG5S 1969 80 YG5S Dual-Purpose 
YG5T 1968 80 YG5T Trailmaster 80 Dual-Purpose 

Please check compare with your old parts or ask for local dealer before bid. That's new old stock Yamaha genuine parts Made in Japan P/N 180-11636-01&180-11601-21. My item 're in very good condition new and never use before complete all that you can see on my picture. Good use Good quality from Japan. If you have Yamaha model I had listed don't miss this item. Keep to collection or spare to use in the future.

I accept only paypal. Bidder who win must contact the buyer within 3 business days after listing has ended and make payment in 5 days.

I will ship worldwide after payment 48 hours. by Air-mail registered take around 14-21 days up on your region. Shipping cost for worldwide that's $14. If you have some question about my parts please contact me before bid this item. Thanks&enjoy your bid!