The JE Pistons single piston for Honda XR engines noted as 13 to 1 dome is supplied as an individual replacement for XR applications. With the dome crown and 13:1 indication included in the description, it is intended for rebuilds that need that combustion volume. Use this piston when restoring or servicing the specified XR engine to return correct compression geometry.
JE Pistons Honda XR Dome 13 to 1 Piston Single