Cummins Marine Diesel Repower Specialists › Forums › Cummins Marine Engines › Nothin like clean seawater components › Reply To: Nothin like clean seawater components
November 3, 2019 at 7:25 am
#80391
worldcatlemon
Participant
Vessel Name: Adjusted PrioritiesEngines: QSB 425 Cummins
Location: Pacific Northwest
Country: United States
Rob, I removed the aftercooler core from the housing, soaked it in boiling water with Simple Green to remove any oil, then rinsed it, blew it dry with compressed air then soaked it in Barnacle buster to remove the calcium deposits.
Clean as a whistle