9 0 1999 Northern Lights M4003 Diesel Engine Recently Updated $6,000 USD Northern Lights M4003 40 kW Marine Diesel Generator 944251559 .Engine has been tested and inspected and is ready for sale. 90 day head block and crank, ConditionUsedStock Number12 MLS Number12736481CategoryEngines Last Updated11/4/2025 LocationHouston, TX, US Sold ByTTM Diesel LLC (855) 701-___ SHOWNUMBERCall Seller Email Seller Save More Info