PISTON/CYLINDER KIT 5140187-19

This piston and cylinder repair kit is designed to restore performance in oil-free air compressors experiencing low pressure or reduced pumping efficiency. Featuring a durable cast iron cylinder paired with an aluminum piston, the assembly helps rebuild worn compressor pumps so they can operate smoothly and effectively again. Commonly used when a compressor struggles to build or maintain pressure, this replacement kit renews critical internal components, helping extend the life of the unit and return it to reliable, like-new operation.