Description

When your engine demands reliability under extreme conditions, OEM-spec pistons are non-negotiable. The PROX Piston Kit 01.1323.B delivers Japanese manufacturing precision and high-silicon aluminum construction that matches or exceeds factory specifications—ensuring consistent performance, reduced blow-by, and extended engine life. Whether you’re rebuilding after a failure or upgrading preventatively, this complete kit eliminates guesswork with everything you need in one package.