BMW M40

BMW M40 is the internal name for the two-valve four-cylinder engine series 40 from BMW, which has replaced the end of the 1980 years the successful, but well over 20 -year-old BMW M10 before they turn continued by the relatively similar BMW M43 series been.

In parallel, four-valve engines when BMW M42 BMW M44 and then.

In contrast to M43, the valve mechanism via the M40 via a toothed belt which has to be maintenance-free as opposed to the control chain of the successor replaced at regular intervals. Also, the camshaft is very prone to "run ", which is caused by the direct sliding of the finger lever on the camshaft. This was significantly improved by the roller cam technology in M43.

Data

Use

  • M40B16 1.6 L (1596 cc ), 73 kW ( 99 hp) 1988-1991 BMW E30 / 2, E30 / 4, E30 / 5, 316i
  • 1990-1994 BMW E36 / 4, 316i
  • M40B18 1.8 L (1796 cc ), 83 kW ( 113 hp ) 1988-1991 BMW E30 / 2, E30 / 4, E30 / 5, 318i
  • 1989-1992 BMW E36 / 4, 318i
  • 1989-1994 BMW E34, E34 / 5, 518i
  • BMW engine
  • Motor model ( series motor)
BMW 3 Series (E30) BMW 3 Series (E36) BMW 5 Series (E34)
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