Mercedes-AMG GT 63 Engine M177.980 — 4.0L V8 Bi-Turbo 585–639 HP

Description

This listing offers a complete Mercedes-AMG M177.980 4.0L V8 Bi-Turbo engine, originally fitted to the AMG GT 63 (X290) and known for producing 585–639 horsepower, depending on model specification. Engineered for brutal acceleration, high thermal efficiency, and AMG’s unmistakable power signature, the M177.980 is one of the most advanced V8 engines in modern performance vehicles.
The unit has 31,000 km of road use and is sold as a complete engine assembly, ideal for direct OEM replacement, AMG performance builds, or high-end restomod conversions. A 6-month warranty is included for buyer confidence.
Key Specifications

Model Compatibility: Mercedes-AMG GT 63 (X290)

Engine Code: M 177.980

Power Output: 585–639 HP (variant-dependent)

Displacement: 4.0L V8 Bi-Turbo

Mileage: 31,000 km

Fuel Type: Petrol

Condition: Complete, used, tested before removal

Warranty: 6 months
What’s Included (Complete Engine Assembly)
 Cylinder block with pistons Cylinder heads Intake manifold Exhaust manifold Turbochargers (Bi-Turbo setup) Injectors Engine wiring/loom (as removed) Front accessories depending on removal configuration
This complete configuration makes installation faster and significantly reduces conversion or replacement labor.
Engine Highlights

AMG-developed aluminum V8

Twin-scroll turbocharger architecture for rapid boost delivery

Advanced cooling and lubrication systems

Exceptional reliability even at high load

Designed for GT 63’s high-performance drivetrain
Condition

31,000 km of verified mileage

Clean, dry engine—no excessive leaks or damage

Strong compression and excellent running characteristics before removal

Ideal for OEM replacement or performance upgrade projects