At Sleeman & Hawken we represent many different famous brands and have done for many many years. We can offer a wide range of engines and generators all backed up by our availability of diesel engine spare parts, most of which are in stock and ready for immediate despatch. We also supply a wide range of traders and distributors worldwide so no matter where you are, we will be able to get the parts to you quickly!


Marine engines have been our speciality for may years. Offering some fo the best marine engines from Sabb and Lister Petter, we can cover most applications. We also offer a unique range of genuine spare parts for a range of marine engines.


Industrial applications are run largely by diesel engines due to their rugged persistent performance. We can offer an engine for most applications, from pump sets to welding sets, off-road vehicles and static applications. All backed up by our unique availability of spare parts and technical help.


For many years construction has relied on the power and performance of diesel engines. When your fleet are down and unusable it can be very expensive. See how we can keep your fleet running with spare parts and replacement engines.


The backbone of the farming industry is the reliability of the equipment. The daily use of this equipment brings many challenges. You can be sure that we are on hand to help source and supply the parts needed to keep your equipment running at all times.

Industry News from Sleeman & Hawken

Keeping up with everything in our industry is hard so we have brought you some of the top news articles from within our industry.

Yamaha 40VEOL Outboard Engine for Urgent Lifeboat Requirement!

We don’t just do industrial and inboard engines! Here we have a Yamaha 40VEOL outboard engine for a lifeboat. Our customer is a ship management company based in Hong Kong, to whom we supply various engine, lifeboat and ship products and spare parts. They had an urgent breakdown requirement for a Yamaha outboard engine for a lifeboat - the ship couldn’t sail without it. With the ship docked in Poland, we scoured the market to [...]

Kohler KDI 2504 TM Ready for shipment

Another Kohler engine ready for shipment! This particular model is the Kohler KDI 2504 TM, generating 36.4kW at 2600rpm. This was to repower a generator for a generator hire and event power company, not far from us down in Cornwall, United Kingdom. We have various Kohler engines, Long Blocks and Short Blocks in stock, so please do not hesitate to contact us with your requirements. 🇬🇧🤝 🇮🇹 

Kubota V2403-M-T-EU4 from UK Stock

Here we have a Kubota V2403-M-T-EU4 engine, delivering 44kW at 2700rpm. This particular engine was for the re-power of a forklift truck in Aberdeen, Scotland. The customer required the engine urgently, and although we did not have immediate stock available, we were able to source the engine from one of our many partners in the UK to ensure the customer had the engine at their works within a week. Please do not hesitate to contact [...]

Car parts, spares and accessories in shopping basket and smartphone isolated in white.

Looking for Spare Parts?

At Sleeman & Hawken we carry large amounts of Genuine spare parts for most engine manufacturers, including Yanmar, Sabb, Lister Petter and more. Browse our store or contact us direct to find the spares you need.