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The JE single piston for 2017–2020 Kawasaki Ninja 650 is sized at 83mm and specified with a 10.8:1 compression ratio, supplied as an individual piston for single‑cylinder service. Intended for rebuilds or repairs, it matches the listed bore and compression for Ninja 650 applications within those years. Use this piston when replacing a single cylinder to restore correct compression.
JE Pistons 17-20 Kawasaki NINJA 650 - 83MM/10.8 to 1 Piston Single
