New Old Stock Part.

Wiseco performance Piston 1.0mm o/s.

C/w Rings.

Fits Yamaha YZ250 1989-1991.

Please double check your fitment prior to purchase.

Piston has very slight bits of tarnishing from storage hence lower price. Will not affect use or performance.

Thanks for looking!

Please be aware that many of our stock items are of considerable age and there for may show signs of this. Any significant defects will be noted in description but please expect the odd blemish, mark and a bit of grime!