Mercedes-BenzEngines for Sale
Used & Reconditioned
Full Mercedes-Benz engine range for sale — fitment verified by registration and delivered to your UK address.
How registration lookup works12-Month Warranty
Unlimited mileage on recon
Verified Fitment
Checked by registration
UK Nationwide Delivery
Fast & secure, 2-4 days
14-Day Returns
Uninstalled, full refund
How Buying Works
Verify fit by reg
Enter your registration and we confirm the exact engine code for your vehicle.
Choose your engine
Compare the listed used and reconditioned options for your vehicle.
Delivered with warranty
Your engine is delivered UK-wide with tracking and warranty coverage.
Featured Mercedes-Benz Engines in Stock
Shop our current selection of Mercedes-Benz engines available at fixed, hardcoded prices. Every listing is ready to purchase and dispatch from our UK stockholding. View live availability below.

Mercedes-Benz OM651 Engine -2.1 I4 diesel · 2008-2018

Mercedes-Benz OM642 Engine -3.0 V6 diesel · 2005-2020

Mercedes-Benz M271 Engine -1.8 I4 Kompressor/turbo · 2002-2015

Mercedes-Benz OM646 Engine -2.2 I4 diesel · 2002-2010

Mercedes-Benz M272 Engine -3.5 V6 petrol · 2004-2011

Mercedes-Benz K9K Engine -1.5 I4 diesel · 2012-present (MB use)

Mercedes-Benz OM654 Engine -2.0 I4 diesel · 2016-present

Mercedes-Benz M276 Engine -3.5 V6 petrol · 2010-2020
Shop Mercedes-Benz Engines by Model
Find your Mercedes engine by selecting your model below. Each model page lists every engine family that fits your chassis, with current prices and availability.
Mercedes-Benz Engine Price Guide
Price guide for our most in-demand Mercedes engine families. Used and reconditioned options are available, with prices shown as current listed figures.
| Engine family | Used from | Reconditioned from | Note |
|---|---|---|---|
| OM651 | £1,200 | £2,350 | 2.1 I4 diesel, 2008-2018 |
| OM642 | £1,500 | £2,900 | 3.0 V6 diesel, 2005-2020 |
| M271 | £850 | £1,950 | 1.8 I4 Kompressor/turbo, 2002-2015 |
| OM646 | £750 | £1,800 | 2.2 I4 diesel, 2002-2010 |
| M272 | £900 | £2,100 | 3.5 V6 petrol, 2004-2011 |
| OM654 | £1,800 | £3,200 | 2.0 I4 diesel, 2016-present |
| M276 | £1,100 | £2,500 | 3.5 V6 petrol, 2010-2020 |
| M274 family | £1,300 | £2,600 | 2.0 I4 turbo, 2011-2019 |
Prices shown are current lowest listed prices and update as stock changes. The price on each listing is the price you pay — no hidden fees at checkout.
Mercedes-Benz Engine Price Guide
Price guide for our most in-demand Mercedes engine families. Used and reconditioned options are available, with prices shown as current listed figures.
| Engine family | Used from | Reconditioned from | Note |
|---|---|---|---|
| OM651 | £1,200 | £2,350 | 2.1 I4 diesel, 2008-2018 |
| OM642 | £1,500 | £2,900 | 3.0 V6 diesel, 2005-2020 |
| M271 | £850 | £1,950 | 1.8 I4 Kompressor/turbo, 2002-2015 |
| OM646 | £750 | £1,800 | 2.2 I4 diesel, 2002-2010 |
| M272 | £900 | £2,100 | 3.5 V6 petrol, 2004-2011 |
| OM654 | £1,800 | £3,200 | 2.0 I4 diesel, 2016-present |
| M276 | £1,100 | £2,500 | 3.5 V6 petrol, 2010-2020 |
| M274 family | £1,300 | £2,600 | 2.0 I4 turbo, 2011-2019 |
Prices shown are current lowest listed prices and update as stock changes. The price on each listing is the price you pay — no hidden fees at checkout.
Used or Reconditioned — Which Mercedes-Benz Engine to Buy?
Used Mercedes engines
A used Mercedes engine is a genuine factory-original unit removed from a donor vehicle, inspected, and tested for compression and oil pressure before being offered for sale. Used engines suit budget-conscious buyers or those with lower-mileage vehicles where a direct replacement is preferred. High-supply families like the OM651 2.1 CDI and OM642 3.0 V6 CDI are frequently available as used units, offering significant savings over recon. All used Mercedes engines come with a standard warranty; specific terms are displayed on each listing.
Reconditioned Mercedes engines
A reconditioned Mercedes engine is stripped to the bare block, cleaned, and rebuilt with new bearings, piston rings, gaskets, and seals. Every recon unit is assembled to factory tolerances and includes a 12-month unlimited-mileage warranty as standard. Known weak points are addressed as part of the rebuild process, giving you a unit that performs like new at a fraction of the cost. Reconditioned engines are ideal for buyers who want maximum reliability and longevity from their replacement engine.
About Mercedes-Benz Engines
Mercedes-Benz engine codes follow a structured naming system: OM for diesel (Öl-Motor), M for petrol, and specific designations for displacement and variant. The workhorse families that defined Mercedes' UK success include the OM651 2.1 CDI four-cylinder diesel — which powered millions of C, E, and GLK models through the late 2000s and 2010s — and the OM642 3.0 V6 CDI, a durable V6 used across cars and vans. On the petrol side, the M271 1.8-litre supercharged and turbocharged four-cylinder engine was a mainstay in C-Class, E-Class, CLK and SLK models from 2002 to 2015, and remains a high-volume replacement choice today.
Mercedes engines are application-specific: a 3.0 V6 diesel from a C-Class may differ in sump, mounts or ancillaries from the same base engine in a Sprinter or GLE. This is why using your vehicle registration for fitment verification is essential. For cross-brand sourcing, Mercedes engines also appear in other marques: the OM642 is fitted to Jeep Grand Cherokee and Chrysler 300C models; the K9K 1.5 diesel and R9M 1.6/1.7 diesel are co-developed with Renault and also used in Nissan and Vauxhall applications; the M274/M270 family is shared with Infiniti; and the M282 1.3 turbo is used by Renault, Nissan and Dacia. Each Mercedes hub page includes full application data so you can be certain the unit you are viewing fits your specific vehicle.
Warranty & Delivery on Mercedes-Benz Engines
Warranty & returns
Reconditioned Mercedes engines are supplied with a comprehensive 12-month unlimited-mileage warranty as standard, covering all internal components, cylinder head, and core engine parts against manufacturing defects. Used Mercedes engines carry warranty terms specific to each listing — all are clearly displayed before purchase. We offer a 14-day returns policy on uninstalled engines, giving you peace of mind if you discover the unit does not suit your needs before fitting. Warranty claims are handled directly through our dedicated team.
Delivery
We deliver Mercedes engines to all UK mainland addresses via professional courier. Engines are palletised, strapped, and wrapped for secure transit. In-stock units are dispatched within 2-4 working days, with tracking provided once your order ships. Delivery is kerbside only — please ensure you have suitable equipment to receive your engine. The delivery price shown at checkout is the price you pay; no hidden handling fees are added.

Mercedes-Benz Engine Buying FAQs
Answers to common questions about Mercedes-Benz engines.
Our Mercedes engine range covers UK-market models from 2000 to the present day, spanning A-Class, B-Class, C-Class, CLA, CLK, CLS, E-Class, S-Class, CL, SL, SLK/SLC, G-Class, GLA, GLB, GLK, GLC, GLE, GLS, R-Class, Vito/V-Class, Sprinter, Citan, X-Class and AMG GT. This includes both saloon, estate, coupe, convertible, SUV, and van body styles across all major chassis generations. Each engine listing clearly states which chassis and model years it fits, and our registration-based fitment verification tool confirms compatibility for your specific vehicle before you buy.
Used Mercedes engines are removed from donor vehicles, inspected for basic serviceability, and tested for compression and oil pressure before being offered for sale. They are a cost-effective option for many buyers. Reconditioned engines undergo a full strip-down and rebuild, with new bearings, piston rings, gaskets, and seals fitted throughout. Every reconditioned Mercedes engine comes with a 12-month unlimited-mileage warranty, whereas used units carry the warranty stated on their individual listing. Reconditioned units are recommended for buyers who want maximum longevity from their replacement engine.
Enter your vehicle registration number into the fitment checker on any Mercedes engine page. Our system verifies the exact engine code, year, and chassis configuration for your car. Each engine hub also lists all known applications by model, chassis, and year range, so you can cross-reference your specific vehicle. If you are uncertain, our team can confirm fitment before you purchase — contact us through the listing page with your VIN or registration number.
Several Mercedes engine families are also fitted to vehicles from other manufacturers. The OM642 3.0 V6 diesel is used in Jeep Grand Cherokee and Chrysler 300C models. The K9K 1.5 diesel (OM607/608) and R9M 1.6/1.7 diesel (OM622/626) are shared with Renault, Nissan, Dacia and Vauxhall. The M9T 2.3 diesel appears in the Mercedes X-Class and also in Renault Master, Vauxhall Movano and Nissan NV400. The M274/M270 2.0 petrol is used by Infiniti in the Q30/QX50. The M282 1.3 turbo is fitted to A/CLA/GLA/GLB and also to Renault and Nissan models. Each hub page lists all cross-brand applications so you can verify fitment regardless of your vehicle's badge.
All reconditioned Mercedes engines include a 12-month unlimited-mileage warranty covering internal components, cylinder head, and core engine parts. Used engines carry warranty terms displayed on their individual listing — these vary by age, mileage, and condition of the donor unit. We also offer a 14-day return policy on uninstalled engines. Full warranty terms are provided with every purchase and are available on request before you buy.
In-stock Mercedes engines are dispatched within 2-4 working days of order confirmation. Delivery is to UK mainland addresses via professional pallet courier. You will receive tracking information once your order ships. If your engine is not currently in stock, we will advise you of the expected lead time before you complete your purchase. The delivery price shown at checkout is the price you pay — no surprise fees.
Why buy from GMC?
Verified Fitment
Every engine is checked against your vehicle registration.
Warranty Included
Clear warranty terms are shown before you buy.
UK Delivery
Tracked kerbside pallet delivery across the UK.



