The JE single piston for the Honda CBR500R is specified at a 67mm bore with a 12.0:1 compression ratio and sold individually for single‑cylinder service. Intended for engine overhaul and repair, the piston matches the stated bore and compression for the CBR500R application. It provides a precise replacement option when one piston is being serviced without replacing the entire set.
JE Pistons Honda CBR 500R 67MM 12.0 to 1 Piston Single