Advertisement



Class R three-valve engine

  • Fantastic Class Z Oil Engine!

    Fantastic Class Z Oil Engine!

    Chris Graham on 29th November 2021

    Tim Keenan takes a look at the Ruston, Proctor Class Z Oil Engine, its design and interesting details concerning production and sales. 

Subscribe & Save today!

Subscribe to Tractor & Machinery today and pay just £3.44 an issue!