M1774.0L Petrol
The M177 is AMG's 4.0L hot-V biturbo V8, with the turbochargers nestled inside the V for improved throttle response and packaging. Produced from 2014 onwards, it powers the modern 63 AMG range from C63 through G63. It is the replacement for the M157 in passenger applications and delivers up to 630 hp in S63 E Performance hybrid form. Hand-built at AMG Affalterbach under the 'One Man, One Engine' philosophy.
12
Fits chassis
2014–null
Years built
630 hp
Power
Used to fully refurbished — quoted per unit
3-month parts warranty
Cover on every used part we dispatch.
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.
M177 at a glance
| Displacement | 4.0L |
| Fuel type | Petrol |
| Power variants | 476 hp, 503 hp, 510 hp, 560 hp, 577 hp, 603 hp, 612 hp, 630 hp |
| Years produced | 2014–null |
| Replaces | M157 |
| Replaced by | — |
M177 fits these 12 Mercedes chassis
Each card links to that chassis hub — full parts catalogue plus fitment notes.
- W2052015-2021C-ClassC63 AMG/C63 S AMGView parts
- W2132017-2023E-ClassE63 AMG/E63 S AMGView parts
- W2222017-2020S-ClassS63 AMGView parts
- W2232022-2025S-ClassS63 E Performance
- C2172017-2020S-Class CoupeS63 AMG
- C2572018-2023CLS-ClassCLS53 AMG/CLS63 AMG
- X2902018-2024AMG GT 4-Door CoupeGT63/GT63 S
- W1672020-2025GLE-ClassGLE63 AMG/GLE63 S AMGView parts
- C1672020-2025GLE CoupeGLE63 AMG
- X1672020-2025GLS-ClassGLS63 AMGView parts
- X2532017-2022GLC-ClassGLC63 AMG/GLC63 S AMGView parts
- W4632018-2025G-ClassG63 AMG
Common M177 problems
We disclose every known fault before sale. Transparency is cheaper than a bad return.
- Cylinder head bolt corrosion on early production engines (2015-2017), echoing the M156 issue
- Turbocharger oil seal leaks at high mileage causing oil consumption and blue smoke
- Carbon buildup on intake valves due to direct injection
- Spark plug fouling on tuned engines requiring shorter service intervals
- Wet-sump oil cooler seal leaks on W205 C63 applications
- Engine mount failure under aggressive launch use
Featured parts for the M177
No live M177 listings right now
We strip 10–15 cars a month. Send your VIN and we'll WhatsApp you the moment one comes in.
M177 rebuilds — what to budget
Bench-tested used long blocks start around R 180 000 delivered, full forensic rebuilds with new wear items run up to R 280 000. Final price depends on mileage, ancillaries (turbo, injectors, flywheel) and warranty tier — quoted per unit, no list-price surprises.
Send us your VIN — we'll match the right unit
We confirm engine number, ancillaries and warranty tier in writing before you pay.
Tell us about your Mercedes — we'll source the M177
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
M177 engine — common questions
Door-to-door courier from R 199
All major SA cities · 1–3 working days · Insured shipping on every order · Couriered from Centurion