Established in 1988, Thames Diesel Injection Ltd has built a strong reputation through outstanding customer service, competitive pricing, and a vast inventory of quality parts.
Originally focused on marine fuel injection systems, our expertise and product range have grown to support virtually all marine and industrial equipment.
Today, we supply parts for diesel engines, compressors, pumps, separators, purifiers, electrical and control equipment and much more.

What We Do
Originally specialising in Marine fuel injection, the product range extended to virtually any marine and industrial equipment and spares. Diesel engines, compressors, pumps, separators, purifiers, electrical and control equipment and associated parts are all within our scope. Our products page details manufacturers represented.
Through in-house associate companies we market diesel injection test equipment ranging from small injector tests to large benches for workshop applications.
We also provide a first class reconditioning service. Fully equipped to handle all types of diesel injection equipment. We repair Pumps, Injectors, Elements, Nozzles, Recirculation Valves, Pressure Balancing Valves etc.
In 2015 Thames were proud to be appointed as a distributor for Graviner Oil Mist Detectors. Thames have a large stock holding to ensure off the shelf availability of spares for the MK6 and MK7 units and complete MK7 systems to replace the older MK5 units. Full technical support and advice on new systems is available.
To complete the picture, we provide procurement, storage, consolidation and shipment services Our staff have many years’ experience despatching worldwide, at the most economical cost.

