The Davey 5170YE is a heavy-duty single-stage self-priming pump powered by a Yanmar L70 diesel engine. Built with marine-grade aluminium throughout and Davey's patented clamped and floating impeller system, it delivers flow rates up to 540 L/min with a maximum head of 92 metres. Featuring both electric and recoil start as standard, it self-primes from up to 5 metres at 3,000 rpm. Housed in a robust baked enamel roll frame with anti-vibration mounts, the 5170YE is designed for portable farm, firefighting, and irrigation applications where diesel economy and reliability are essential.