Mercedes M112 2.4L / 2.6L / 2.8L / 3.2L / 3.7L Petrol Engine for Sale
Used Mercedes M112 petrol engines from our Centurion yard, fitting 12 Mercedes chassis. The M112 was Mercedes-Benz's first petrol V6, introduced in 1996 with a 90-degree bank angle and 3 valves per cylinder. Produced through to 2015 in the G-Class, it is widely regarded as one of the most reliable Mercedes engines of its era and a reliable predecessor to the more troublesome M272.
Fits 12 chassis · built 1996–2015 · rebuilds from R 45 000 to R 80 000
3-month parts warranty
Used parts: 3 months. New aftermarket: full manufacturer warranty.
Nationwide courier
Courier Guy & Aramex — door to door.
Fitment guaranteed
Send your VIN — we confirm before you pay.
Bench-tested
Inspected and tested before dispatch.
M112 at a glance
| Displacement | 2.4L / 2.6L / 2.8L / 3.2L / 3.7L |
| Fuel type | Petrol |
| Power variants | 170 hp, 204 hp, 218 hp, 231 hp, 245 hp |
| Years produced | 1996–2015 |
| Replaces | M104 |
| Replaced by | M272 |
M112 fits these 12 Mercedes chassis
Each card links to that chassis hub — full parts catalogue plus fitment notes.
- W2021997-2000C-ClassView parts
- W2032000-2005C-ClassView parts
- W2101997-2002E-Class
- W2112002-2005E-ClassView parts
- W2201998-2005S-ClassView parts
- R1291998-2001SL-ClassView parts
- R2302001-2006SL-Class
- C2081997-2002CLK-Class
- C2092002-2005CLK-Class
- W1631998-2005M-Class
- W4631998-2008G-ClassView parts
- R1702000-2004SLK-Class
Common M112 problems
We disclose every known fault before sale. Transparency is cheaper than a bad return.
- Crankcase breather and PCV system clogging on older units
- Coolant leaks from plastic thermostat housing and water pump with age
- Valve cover gasket leaks
- Ignition coil and spark plug wear causing misfires
M112 rebuilds — what to budget
Bench-tested used long blocks start around R 45 000 delivered, with full forensic rebuilds and new aftermarket units running up to R 80 000. Final price depends on mileage, ancillaries (turbo, injectors, flywheel) and warranty tier — quoted per unit, no list-price surprises.
Tell us about your Mercedes — we'll source the M112
Three short steps. We reply within 2 hours during business hours with engine number, mileage, condition and a delivered price.
- Engine number confirmed against your VIN
- Bench-tested before dispatch
- 3-month warranty + nationwide courier