BMW N43

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BMW N43 engine
Overview
Manufacturer BMW
Production 2007-2011
Combustion chamber
Configuration straight-4
Chronology
Predecessor BMW N42
Successor BMW N13

The BMW N43 is a straight-4 DOHC piston engine which replaced the N42 and was sold from 2007-2011.

Compared with its N42 predecessor, the N43 features direct injection. The N43 was sold alongside the N45 engine (which does not have valvetronic or direct injection)[1] and the N46 (which does not have direct injection) straight-4 engines.


Models[edit]

Engine Displacement Power Torque Redline Year
N43B16 1,599 cc 90 kW (122 PS; 121 hp) @ 6000 160 N·m (118 lb·ft) @ 4250 2008-2011
N43B20 1,995 cc 125 kW (170 PS; 168 hp) @ 6700 210 N·m (155 lb·ft) @ 4250 2007-2011

N43B16[edit]

The N43B16 has a 1599 cc displacement and produces 90 kW (122 PS; 121 hp) and 160 Nm.[2]

Applications:

  • 2007-2011 E87 116i
  • 2008 E90 316i

N43B20[edit]

The N43B20 has a 1995 cc displacement and produces up to 125 kW (170 PS; 168 hp) and 210 Nm.[2]

Applications:

105 kW and 190 N·m (140 lb·ft) version

  • 2008-2011 E87 118i

125 kW and 210 N·m (155 lb·ft) version

  • 2007-2011 E87 120i
  • 2007-2011 E90 320i
  • 2007-2011 E91 320i
  • 2007-2011 E92 320i
  • 2007-2010 E60 520i

See also[edit]

References[edit]

  1. ^ Tan, Paul. "BMW 116i now powered by 2.0L N46 Valvetronic". Paultan.org. Retrieved 2012-06-03. 
  2. ^ a b "BMW Heaven Specification Database | Engine specifications for N43 engines". Bmwheaven.com. Retrieved 2012-06-03.