AA 88mm Piston & Cylinder Kit, for 69mm Cranks, Slip fit to Case, 90.5/92 Heads Required
**Continental U.S. only.
New piston & cylinder kits ship with the piston rings installed in the pistons, inside the cylinders. However, this does not mean they are ready to install. The pistons should be removed so the rings can be properly clocked, then reinstalled before engine assembly can begin. We cover the procedure in the video below.