Wiseco - 2376M07700 - Piston Kit, 1.00mm Oversize to 77.00mm. PISTON KIT IS BRAND NEW IN AN OPENED BOX! NOTHING HAS BEEN USED OR INSTALLED ON A MACHINE. PART IS SOLD AS SHOWN IN PICTURES IN BRAND NEW CONDITION. THIS PISTON COVERS ONE OF THE TWO SIDES NEEDED WHEN DOING A TOP END REBUILD. THIS IS SOLD INDIVIDUALLY BUT WE HAVE TWO FOR SALE!