Reconditioned Mercedes-Benz Engines for Sale in the UK
Looking for a reliable and cost-effective Mercedes Benz engine replacement in the UK? At Allied Engine, we supply top-quality reconditioned Mercedes-Benz engines for nearly every model from the compact A Class to the luxurious S Class and powerful G Wagon. Our remanufactured engines are built to meet OEM standards, delivering exceptional durability, power, and performance.
Each engine is stripped, inspected, cleaned, rebuilt with premium-grade components, and tested for compression, emissions, and balance. Whether you're experiencing engine failure, oil consumption issues, or timing chain noise, we offer trusted solutions at competitive prices.
Enjoy peace of mind with our comprehensive warranties, optional fitting service, and nationwide UK delivery. Use the filter below to sort engines by fuel type, engine size, or year.
Find Your Engine- Mercedes Engines Specialist
- Robust Used and Reconditioned Engines Available
- We Specialize in Petrol and Diesel Vehicles
- Over 20 Years of Experience in Engine Diagnostics
- Modern Workshop with Factory Trained Mechanics
- Robust Used and Reconditioned Engines Available
- We Specialize in Petrol and Diesel Vehicles
- Over 20 Years of Experience in Engine Diagnostics
- Modern Workshop with Factory Trained Mechanics
Verified Google Reviews
William Harrison
2 weeks agoAllied did a complete reconditioning on my engine, they kept me informed of the progress. When I collected the car it v was like new, they even gave the car a complete valeting. I can ... Read More
Sarah Pearson
2 months agoA great company to deal with, who always got back to me. My Evoque has never sounded so good. They picked me up from the station, washed the car, and made a stressful time much easier. ... Read More
Jeff Wilton-Love
7 months agoAfter a bit of research, I had Allied do my BMW 640D rebuild. I'm glad I chose them.I was kept up to date with pictures as to how it was going and constant reports on where they were with ... Read More
Scott Bennett
3 months agoShared and his team did a fantastic job refurbished my jag xf engine. Throughout they were really responsive and above all very reasonable and competitive on price. Thanks again Scott
Aminah Bhari
6 months agoMy range Rover Discovery suffered an engine failure back July 2022, it was seen by every garage that my insurance company could recommend and nobody could get the car back on the road. It ... Read More
Timson Aigbe
a month agoWould highly recommend Allied Engines! Professional,Helpful,Great prices,Reliable,Will definitely come back and my car engine is like a brand new one
Roberta Pintus
7 months agoAVOID THIS PLACE FOR THE SAKE OF YOUR MENTAL HEALTH AND POCKETS! We had our BMW engine reconditioned in May 2022; bare in mind that we left the car more than two months there, even though, ... Read More
Tom Mcalindon
a year agoAllied engines reconditioned my engine on my 2007 focus st2. Done an amazing job . All issues sorted to the highest standards. Recently had all my brakes fitted by same team. All done ... Read More
Nickeisha Chambers
2 months agoI had engine issues with my Mercedes CLA the service was efficient with the full engine rebuild will highly recommend this company
laura tupella
a year agoI have very good experience with Allied Engines. My Nissan Qashqai wasn’t driving because of engine problem. From the moment I dropped the car & picked up was 7 days. They know what they ... Read More
P M
2 years agoI recently acquired a BMW 650i that needed an engine rebuild. I posted the job onto a site that sends out the request to garages across the UK. Allied Engines came back with a very ... Read More
Fidelis Amedu
a year agoI had my Jaguar XE reconditioned in this garage after it was written off by Jaguar dealership garage. They did a great job and I must confess that the car drives very well and the engine ... Read More
David Phillips
a year agoHad a reconditioned engine supplied and fitted at allied engine, supposedly came with a 12 month warranty which turns out isn’t worth the paper it’s printed on. After 8 months the ... Read More
Colin White
2 years agoMy Jaguar XF suffered engine runaway resulting from turbo failure, blowing up consuming its own lubricant. All quite shocking and my initial thought was that it was game over for my car.I ... Read More
Dean Ashley
3 months agoThese guys really know there stuff, completely reconditioned my engine and now running perfect..
Albert Harrington
3 years agoI absolutely adore my 2011 Range Rover Sport; but I thought the 306DT engine installed within it is appalling. I was about to sell the motor when I was recommended to Allied.Having visited ... Read More
Rupert Daniel Walters
3 years agoVisited this garage before I committed to having any work done by them and was well received. I had a bad experience with a garage a while ago, and was apprehensive about having a job done ... Read More
Simon Helen Curzon
3 years agoEngine refurbished after it blew the head gasket etc etc. I got various quotes but went with these guys because of their professional and personal service. Regular updates and all options ... Read More
Parvez Akhtar
3 years agoAllied engines LTD. did all the machining (rebore, crank regrind, head skim and new valve guides on my Mercedes. The work was excellent, completed in a good timescale and it runs ... Read More
Andy Titts
2 years agoJust had the sensor replaced on my BMW, fantastic service, great communication. They kept me updated on progress of repair, very transparent and reasonable prices. Would recommend to anyone.
Mark Cable
3 months agoExcellent service will definitely recommend Swift and accurate
Sanjit Alangh
a year agoWHERE TO BEGIN, WE ARE A SMALL FAMILY RUN CAR SALES BUSINESS WHO CONTACTED SHAHID HUSSAIN AKA "ADAM" @ ALLIED ENGINES AS WE HAD KNOCKING COMING FROM THE ENGINE OF A 2011 VW AMAROK, THEIR ... Read More
David O
7 months agoVery good experience highly recommended for Land Rover and Jaguar reconditioning engines good service
Shazia Hayat
3 years agoHighly Recommended? Very good mechanics and friendly company ! They done excellent job for and fix my car very quick!!!
Daniel Sendecki
10 months agoVery recommended especially Polish mechanic Robert he know what he doing.
R
3 years agoGreat price and quality work backed up with good customer care.
Robina Nazir
3 years agoPositive: Professionalism, Punctuality, Quality, Value
Kim Hobbs
10 months agoSTAY AWAY
Vikramjit Singh
3 months agoThey are professional
Lee Bond
3 years agoTop work from these guys top class work
Md rasel
2 years agoServices: Transmission, Electrical repair, Air & cabin filter replacement, Exhaust, Tires, Steering & suspension repair, Electrical, Auto engine diagnostic, Body & Trim, Wheel alignment, ... Read More
How it Works
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What we Offer
Supply and Fit Services
We provide Supply & Fit engine with recovery services. In this case you do not have to worry at all. We will simply recover your broken vehicle and provide you with all the engine repair works including reconditioning or supplying and fit used engines according to your choice on your behalf and will deliver to your door soon as its ready. Our highly trusted and experienced technicians are working hard to keep you on the road.
Used Engines
Allied Engines is the name of trust for quality low mileage used engines. We are one of the most reliable engine replacement and repair services providers in the UK. We specialise in supplying quality engines for any type of vehicles including import. We also offer nationwide delivery with supply and fit services. Our dedicated and experienced technicians are always available to help solve your problems and get you back on the road.
Free Warranty
Here at Allied Engines we provide you the best services by our highly trained and experienced technicians. Whether you’re coming in for a routine inspection, repair services, engine replacement, engine reconditioning or if you buy used engine from us. We promise that you will be completely satisfied with our work and that is the reason we provide you free 6 months warranty with all services to maintain our quality and to keep you on the road.
Reconditioning Engines
Here at Allied Engines we recondition your cars engine by our highly trusted and experienced technicians. That is the only reason we provide you with full 6 months of warranty. We also offer nationwide delivery with supply and fit services. Our dedicated and experienced technicians are always available to help solve your problems and get you back on the road.
Routine Services
Our services are vital in maintaining your fuel efficiency and increasing the overall lifespan of your vehicle. Our services include Oil change, brake replacements, battery test, alignment, coolant and hydraulic fluids, light check, tires, exhaust, engine oil replacement, engine tuning, suspension. Book a service appointment today.
All In One Package
We also provide a full health checkup plans for your vehicles. In our ALL in one Packages we keep your vehicle up to date with service and other safety measures required for you vehicles. Please contact us to get a discounted and special offer plan tailored for your vehicle.
Our Customer Reviews
Reasonable Prices and Done a Brilliant Job
Absolutely Fantastic Service
Very Good and Impressive Service
Absolutely Fantastic
Great Service, Good Quality, Really Happy
Thanks for Communication
Why Choose Allied Engine for Mercedes-Benz Engines?
Specialist in Mercedes-Benz
Specialist in Mercedes-Benz engine replacement and reconditioning
OEM Standards
Engines rebuilt to OEM standards with precision and care
Warranty Options
Warranty options available for all reconditioned units
UK-wide Delivery
UK-wide delivery and installation service available
All Engine Types
Diesel, petrol, and hybrid engines in stock
Expert Support
Expert technical support to guide you
Mercedes-Benz Engine Model Chart
Reconditioned Mercedes Benz Engines Performance You Can Trust
| Model | Engine Code(s) | Compatible Years | Fuel Type | Engine Size (CC) | Power (HP/kW) |
|---|---|---|---|---|---|
| A-Class Engines | M270, OM607 | 2012–2022 | Petrol Diesel | 1461–1991 CC | 109–224 HP |
| B-Class Engines | M266, OM640 | 2005–2021 | Petrol Diesel | 1497–1991 CC | 95–211 HP |
| C-Class Engines | M274, OM651 | 2007–2022 | Petrol Diesel | 1595–2996 CC | 120–375 HP |
| CLA Engines | M270, OM651 | 2013–2022 | Petrol Diesel | 1595–1991 CC | 122–381 HP |
| CLK Engines | M111, OM612 | 1997–2010 | Petrol Diesel | 1998–3498 CC | 134–388 HP |
| CLS Engines | M276, OM642 | 2004–2021 | Petrol Diesel | 2143–5461 CC | 170–577 HP |
| E-Class Engines | M274, OM651 | 2002–2022 | Petrol Diesel | 1595–2987 CC | 134–603 HP |
| G-Class Engines | M176, OM656 | 2000–2022 | Petrol Diesel | 2925–3982 CC | 250–585 HP |
| GLA Engines | M270, OM651 | 2014–2022 | Petrol Diesel | 1595–1991 CC | 122–421 HP |
| GLB Engines | M282, OM654 | 2020–2022 | Petrol Diesel | 1332–1950 CC | 136–306 HP |
| GLC Engines | M264, OM654 | 2015–2022 | Petrol Diesel | 1991–2996 CC | 194–510 HP |
| GLE Engines | M256, OM656 | 2015–2022 | Petrol Diesel | 1991–3982 CC | 197–612 HP |
| GLK Engines | M271, OM651 | 2008–2015 | Petrol Diesel | 1796–2987 CC | 143–306 HP |
| GLS Engines | M278, OM642 | 2016–2022 | Petrol Diesel | 2987–5461 CC | 258–585 HP |
| M-Class Engines | M272, OM642 | 2005–2015 | Petrol Diesel | 2987–5461 CC | 224–525 HP |
| R-Class Engines | M272, OM642 | 2006–2013 | Petrol Diesel | 2987–5461 CC | 224–388 HP |
| S-Class Engines | M256, OM656 | 2005–2022 | Petrol Diesel | 2925–5980 CC | 255–621 HP |
| SL-Class Engines | M113, M157 | 1999–2020 | Petrol | 3199–5461 CC | 224–630 HP |
| SLC Engines | M274 | 2016–2020 | Petrol | 1595–1991 CC | 156–367 HP |
| SLK Engines | M271, M272 | 1996–2016 | Petrol | 1796–3498 CC | 136–360 HP |
| Sprinter Engines | OM651, OM642 | 2006–2022 | Diesel | 2143–2987 CC | 129–190 HP |
| V-Class Engines | OM651 | 2014–2022 | Diesel | 2143 CC | 136–190 HP |
| Viano Engines | OM646 | 2003–2014 | Diesel | 2148–2987 CC | 109–224 HP |
| Vito Engines | OM622, OM651 | 2003–2022 | Diesel | 1598–2143 CC | 88–190 HP |
Common Mercedes-Benz Engine Problems & Solutions
Expert solutions for the most common Mercedes-Benz engine issues
Oil Leaks/Consumption (C-Class, E-Class, A-Class)
Our Solution: Full resealing with OEM-grade components
Timing Chain Rattle (1.6L/1.8L Petrol Engines)
Our Solution: New timing chains and tensioners fitted
Turbocharger Failure (Diesel models e.g. OM651)
Our Solution: Turbo reconditioning or replacement
Injector Issues (Diesel variants C/E/S-Class)
Our Solution: Flow-testing and professional cleaning
DPF Blockage (Most diesel engines)
Our Solution: Cleaning or DPF delete (if applicable)
Crankshaft Pulley Failure (M272, OM642 Engines)
Our Solution: Replaced during engine rebuild
Frequently Asked Questions
Get answers to common questions about our Mercedes-Benz engine services
What's included in a reconditioned Mercedes engine?
Each engine includes new gaskets, seals, pistons, bearings, timing chains/belts, and passes compression and leak tests.
How long is the warranty on Mercedes engines?
We offer up to 6–12 months warranty depending on the engine and whether fitting is done by us.
Do you supply diesel and petrol engines?
Yes, we supply both fuel types across various models.
Can I have the engine fitted by Allied Engine?
Yes, we offer an in-house fitting service at competitive rates.
Is delivery available throughout the UK?
Yes, we deliver reconditioned Mercedes-Benz engines across the UK.
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