Rebuilt Mercedes-Benz M104.992 3.2L Engine

Rebuilt Mercedes-Benz M104.992 3.2L Engine & 717.450 Getrag 5-Speed Manual Transmission (W124 E320)

Revive your classic Mercedes-Benz W124 with this fully rebuilt OEM M104.992 3.2L inline-6 engine and rare 717.450 Getrag 5-speed manual transmission—a turnkey powertrain combo restored to factory specifications. With only 5 miles post-rebuild, this package delivers the silky-smooth performance and mechanical engagement that defined the 1990s E320, now enhanced for decades of reliable driving.

Key Features

• Factory Rebuild Precision:
  • Engine: M104.992 3.2L rebuilt with OEM Mercedes-Benz parts, including new pistons, bearings, timing chain, and head gasket.
  • Transmission: 717.450 Getrag manual gearbox refurbished with synchros, seals, and clutch assembly for crisp, precise shifts.
• Performance Restored:
  • 230 HP and 315 Nm torque (factory specs), with the M104’s signature linear powerband and sonorous inline-6 exhaust note.
  • 5-Speed Manual Thrills: The rare Getrag 717.450 transmission, coveted by enthusiasts for its durability and driver engagement.
• Rebuild Process:
  • Block honed, crank polished, and valve seats recut.
  • New hydraulic lifters, water pump, and fuel injectors.
  • Dyno-tested and broken in for optimal performance.
• Plug-and-Play Ready: Pre-installed with fresh gaskets, fluids, and sensors for seamless installation.

Technical Specifications

• Engine:
  • Model: M104.992
  • Displacement: 3.2L (3,199 cc)
  • Configuration: Inline-6, DOHC, 24-valve
  • Fuel System: Bosch HFM electronic fuel injection
  • Power: 230 HP @ 5,600 RPM / 315 Nm torque @ 3,750 RPM
• Transmission:
  • Model: Getrag 717.450
  • Type: 5-speed manual, cable-operated shifter
  • Ratios: Optimized for balanced acceleration and highway cruising.