Product Details: The Bendix Unloader Valve Kit is the perfect solution for your Bendix Tu-Flo 550 and Tu-Flo 750 air compressors. This kit includes all the necessary components to replace your existing unloader valve, including unloaders, springs, gasket, lube and instructions. This kit is easy to install and maintain. Get your unloader valve kit today and keep your compressor running at peak performance. FleetPride is your First Click in Heavy Duty®.