The Makita 257384-9 Piston Ring is a genuine OEM spare part designed to restore correct engine compression in the Makita EK6100 disc cutter. Manufactured to Makita's original specifications, this precision-finished ring provides a reliable combustion seal within the EK6100's piston and cylinder assembly. Its heat- and wear-resistant construction ensures it can withstand the sustained thermal stress typical of heavy-duty cutting work on site. Replacing a worn or damaged piston ring directly addresses common engine performance issues including difficult starting, loss of power, increased blow-by, and excessive exhaust smoke. Fitting this genuine component helps restore consistent throttle response and reduces unnecessary fuel consumption, keeping your disc cutter running cleanly and efficiently. This part is well suited to planned preventative maintenance programmes as well as full engine rebuilds, making it a practical choice for contractors, hire fleets, and service workshops looking to minimise machine downtime. It installs using standard workshop tools with no modification required. Features and Benefits: • Genuine Makita OEM part (MPN 257384-9) for assured compatibility with the EK6100 • Restores correct engine compression for steady power and reliable starting • Precision fit to original piston and bore — no modification required • Heat- and wear-resistant construction for long service life under demanding conditions • Reduces blow-by, exhaust smoke, and excessive fuel consumption • Suitable for preventative maintenance and full engine rebuilds • Compatible with standard workshop tools for straightforward installation

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