500,000th 400-series diesel engine built

  • Date
    30 January 1987
  • Description
    The 500,000th unit from the OM 400 family of diesel engines is completed at the Mannheim plant. Introduced in 1970 with the OM 403 V10 engine, this family of commercial vehicle and industrial engines was enlarged to include modular-designed V6 and V8 engines, as well as an in-line six-cylinder unit, all of which underwent continuous development over the years.