Mercedes-Benz M160 engine

Mercedes-Benz M160
Overview
Manufacturer	Mercedes-Benz
Production	1998–2007
Layout
Configuration	Straight-three engine
Displacement	0.6 L (599 cc) 0.7 L (698 cc)
Cylinder bore	63.5 mm (2.50 in) (0.6 L) 66.5 mm (2.62 in) (0.7 L)
Piston stroke	63 mm (2.48 in) (0.6 L) 67 mm (2.64 in) (0.7 L)
Cylinder block material	Aluminium alloy
Cylinder head material	Aluminium alloy
Valvetrain	SOHC
Compression ratio	9.5:1
Combustion
Turbocharger	Single-turbo
Fuel system	Fuel injection
Fuel type	Gasoline
Cooling system	Water cooled
Output
Power output	33–74 kW (45–101 PS; 44–99 hp)
Torque output	70–130 N⋅m (52–96 lb⋅ft)
Dimensions
Dry weight	59 kg (130 lb)
Chronology
Successor	Mitsubishi 3B2 engine

The M160 is a turbocharged inline-three engine produced by Mercedes-Benz for use in Smart vehicles, from 1998 to 2007.

Design

M160 engines are rear mounted and mated to a 6-speed automated manual transmission. They are branded under the Suprex name. It was launched in 1998 with a single overhead camshaft, 2 valves per cylinder, a three-way catalytic converter, and a Garrett GT12 turbocharger. From 2003, it was succeeded by a 0.7 L version featuring an increased bore and stroke and performance improvements.

Models

Engine	Displacement	Power	Torque	Years
M160 E06 LA	0.6 L (599 cc)	33 kW (45 PS; 44 hp) at 5,250 rpm	70 N⋅m (52 lb⋅ft) at 3,000 rpm	1998–2002
		37 kW (50 PS; 50 hp) at 5,250 rpm	80 N⋅m (59 lb⋅ft) at 2,000 rpm	1998–2003
		45 kW (61 PS; 60 hp) at 5,250 rpm	88 N⋅m (65 lb⋅ft) at 2,250 rpm	2000–2003
		53 kW (72 PS; 71 hp) at 5,470 rpm	108 N⋅m (80 lb⋅ft) at 2,200 rpm	2002–2003
M160 E07 LA	0.7 L (698 cc)	37 kW (50 PS; 50 hp) at 5,250 rpm	80 N⋅m (59 lb⋅ft) at 1,800 rpm	2003–2006
		46 kW (63 PS; 62 hp) at 5,250 rpm	95 N⋅m (70 lb⋅ft) at 2,000–4,000 rpm
		61 kW (83 PS; 82 hp) at 5,250 rpm	110 N⋅m (81 lb⋅ft) at 2,250–4,500 rpm
		74 kW (101 PS; 99 hp) at 5,250 rpm	130 N⋅m (96 lb⋅ft) at 2,500–5,300 rpm	2004–2006

M160 E06 LA

• 1998–2003 Smart City Coupé (33, 37 kW)
• 2000–2003 Smart City Cabrio (37, 45 kW)
• 2002–2003 Smart Crossblade (53 kW)

M160 E07 LA

• 2003–2006 Smart Fortwo (37, 46 kW)
• 2003–2006 Smart Roadster (46, 61 kW)
• 2003–2006 Smart ForTwo Brabus (61 kW)
• 2004–2006 Smart Roadster Brabus (74 kW)