Specialists in diesel fuel injection systems & fuel additives.
Trading for over 40 years
Thomas Group are based in Ashford, Kent and have been in the fuel injection business for over forty years. As a specialist in diesel fuel injection services the company has partnered all the major manufacturers. Bosch in 1977, and adding Lucas, Delphi, Denso, Stanadyne, Siemens VDO, Parker Racor, Diesel Forward, Fuel Manager and Hopkins Manufacturing along the way.
Experience, training and a good knowledge of the latest technology is vital in this industry. From our repair workshops to our parts distribution centre we have that in abundance. Since the company’s early beginnings, technology and emission standards have been revolutionised, from the smoky seventies to today’s tight legislation. This revolution is not yet over, with ever more efficient engines and systems. This makes your fuel system the sophisticated and expensive heartbeat of your engine.
Fuel quality is more important than ever. Modern electronic, high pressure fuel systems must have clean fuel that complies to ISO standards. That means buying good quality fuel and filtration systems. Good fuel will extend the life of your engine and diesel fuel system. We can help with that.
Our ethos is quality. Genuine OE (original equipment) parts, manufacturer training, official tools and software combined with first class customer service. Gaining customer feedback to help us constantly Improve is our continual aim. If you need technical support with a part, we will try to give you the information you need.
Our markets are anywhere you can find diesel fuel injection. That could be construction, marine, agriculture, power generation, rail, cars, trucks etc.
Our customers are worldwide. With our varied shipping and payment options we try to make buying from us as easy as possible. An on-line trade account will give you access to thousands of products. We will stock what you need, and we will also try to find rare and obsolete parts through our network of contacts.
Parker Racor are original equipment (OE) filtration partners to some of the biggest names in the commercial vehicle business. Parker Racor Filtration is known worldwide for innovative Fuel, Oil, Air and CCV systems for internal combustion engines and fuel delivery systems. Racor’s operations have an international scope with product manufacturing locations around the world. In […]
Stanadyne pumps and injectors are designed for exacting precision and manufactured in state-of-the-art facilities. In a rapidly-evolving world demanding ever lower emissions and greater efficiency, Stanadyne is leading the way with innovative fuel system solutions. Stanadyne is reimagining its product range and providing tailored solutions for its customers. As the company looks to embrace the […]
Alliant Power, a Diesel Forward brand, distributes more than 550 SKUs of aftermarket new and remanufactured diesel fuel injection and engine components for medium and heavy-duty engines. In 2008, Alliant Power formed its remanufacturing division. Today, Alliant Power remanufactures 50+ part numbers of fuel injectors, engine electronics, and high-pressure pumps. Alliant Power prides itself on […]
A global manufacturer of automotive parts, offering: • Quality & Choice • All OE Quality Products • Constantly Expanding Ranges. They are backed by long-standing, global heritage all partner with all the world’s car manufacturers. Denso has 40 years experience supplying advanced parts ranges. Innovation: • Products feature many DENSO world-first innovations from decades of […]
Bosch is one of the world’s leading suppliers of diesel fuel injection systems and is standard equipment on many diesel engines today. Thanks to new test procedures and engineering ingenuity from Bosch, a decisive technological breakthrough has now been achieved with regard to improving air quality. The new, enhanced diesel technology will result in a […]
Fuel Manager filter systems have been designed to expertly remove particle matter and water from fuel – FUEL MANAGER Filter systems consist of a range of primary and secondary filters available in different lengths and micron levels to suit nearly every make and model for 4WD diesel engines. Visit our Diesel Parts Direct Store for […]
Thomas Group are the ONLY official Yanmar diesel injection workshop in the UK & Ireland. Our workshop use only genuine parts this retains original Yanmar quality, fuel economy, emission control & performance. All testing is carried out to Yanmar specifications by Yanmar trained engineers. Only Thomas Group workshop can offer this to your Yanmar injection system […]
VDO are manufacturers of Marine solutions for pleasure boats, yachts and sailing boats. The company has over 60 years of experience and stands as one of the oldest marine suppliers in the industry. The highest precision and the use of pioneering technologies are as important to them as the ease of use and appealing design. […]
Perkins is a manufacturer for numerous markets including agricultural, construction, materials handling, power generation and industrial. Over the years Perkins has expanded its engine ranges and produces thousands of different engine specifications including diesel and petrol engines. Visit our Diesel Parts Direct Store for Perkins Part Numbers
Stanadyne is racing forward and resolving the most complicated challenges facing the acing fuel systems of today and tomorrow across automotive, construction, agriculture industries, and more. Visit our Diesel Parts Direct Store for Stanadyne Additive
Global aftermarket providers, Delphi Technologies has 20,000 employees including 5,000 engineers. It operates technical centres, manufacturing sites and customer support services in 24 countries across the world. They are leading the way for global automotive emissions and much more. Visit our Diesel Parts Direct Store for Delphi Part Numbers
In the first part of The Diesel Injection Evolution https://www.thomasgroupltd.co.uk/under-pressure-part-1-of-the-diesel-injection-evolution/ I wrote about how the pressure changes had made smaller fuel droplets possible so that the fuel burning became more efficient and less polluting with the advantage of a more flexible power range. The higher Common rail pressures of 25000 psi and greater are only […]
In these uncertain times we want to reassure you that Thomas Group Ltd are still fully operational as of Tuesday 17th March. Our sales team are all working and our warehouse are still dispatching goods as normal. To limit the risk of COVID-19 and to allow us to keep servicing as normal, as well as […]