Royston are a dynamic and expanding diesel engine supply, service and repair company operating successfully within the marine ... , offshore, industrial, defence and rail sectors for over 40 years. With bases in the UK and Perth (Western Australia) Royston have gained an excellent reputation by offering customers a comprehensive quality service as an affordable alternative to the OEM. Our 30,000sq.ft UK workshop facility with unparalleled levels of equipment for engine refurbishment, dynamometer testing and in-house fuel injection and turbocharger workshops allow Royston to be a genuine ‘one stop’ option for all diesel power and generation needs. Collectively we have more than 50 engineers in the UK and Western Australia with an enviable range of engine type experience providing a 24/7 call out service. Many of the team have been manufacturer employed or trained giving Royston the ability to compete cost effectively as a genuine alternative. Royston has gained unrivalled expertise and experience in the sourcing and supply of diesel engine spares for most major manufacturers. We hold an extensive range of spares in-stock and as main agents/distributors for the leading OEMs including Cummins, DEUTZ, Mitsubishi, Napier Turbochargers, Niigata, Perkins, Scania, Volvo Penta, Wabtec, Yamaha and Yanmar we have instant access to online parts and ordering systems. Royston have also developed a product, enginei, for fuel management and monitoring of engines. Enginei has been designed specifically for tugs and offshore vessels, and enables volumetric or mass fuel flow measurement of engine consumption and bunker transfer, as well as data logging with interactive onboard displays and remote transfer to a web management portal. Enginei is ideal for vessel operators looking to optimise fuel consumption, control fuel use and build accurate data for both fuel consumption and bunker transfer. read more