Prior to installing a new piston, it's advisable to hone the cylinder barrel. Honing creates small crosshatches on the cylinder surface, whi...
Bore size 47.50mm. Gudgeon pin outer diameter 12mm. Crown height 18mm. Piston length 46.25mm. Ring peg position 22mm. 2 stroke. With ports. ...
Bore size 40.50mm. Gudgeon pin outer diameter 12mm. Crown height 18.5mm. Piston length 47mm. Ring peg position 17mm. 2 stroke. Without ports...
Bore size 47.00mm. Gudgeon pin outer diameter 12mm. Crown height 18mm. Piston length 46.25mm. Ring peg position 22mm. 2 stroke. With ports. ...