SmartCraft Cummins QSB 5.9 tachometer issues on an Meridian 459
Jun 22, 2021 · Joined Sep 30, 2015 Messages 2,378 Reaction score 910 Location Sykes Creek, Merritt Island FL Vessel Details 2008 Meridian 391, QSB 5.9
Impellers for QSB 5.9 | General Repairs & Maintenance
Oct 3, 2010 · 2006-391 Meridian with Cummins 380QSB In August I bought 2 of the Sherwood #2700K which is the direct replacement for the Cummins 3947756 for the 5.9 QSB. I had a local boat marine parts dealer order them for me , the cost was $90/each plus about $15 for shipping.
5.9 QSB Barnacle Buster flush in a loop
Oct 12, 2020 · There are lots of videos but nothing specific for the 5.9 QSB that I can find. I’m hoping for something that shows exactly where each hose would connect. A lot of the videos show the BB flowing but not specific connection location for the 5.9 QSB. I may just end up getting 3 or 4 gallons and letting it sit in the engine for 8 hours.
5.9 QSB Aftercooler Service | Diesel Engines/Transmissions
May 18, 2020 · Cummins QSB 5.9 (380) Here is a different way to pressure test your aftercooler. Skip to 9:30 to see the ...
Cummins Heat Exchanger for Cummins 6BTA & QSB 5.9 Engines …
Jun 29, 2019 · Hi All, I have now had my mechanic install the "Mr. Cool" heat exchangers on the Cummins 330's and also on the generator. Went smoothly and all works well. Cost was 1/3 of original Cummins parts. I highly recommend "Mr. Cool". They are efficient and quick to respond.
Cummins QSB 5.9 engines faulty coolant level sensor??
Oct 30, 2018 · from Northweat Yachting magagine, July 2018 "Cummins Complaint Hello Northwest Yachting, My name is Daniel Solomon. I own a 2007 Meridian 490 with Cummins QSB 5.9 engines. I learned that these engines all have a faulty coolant level sensor. Over time it leaks coolant internally through the...
Wickus: Cummins QSB 5.9 ECM flash from 330HP to 380HP and …
Joined Jul 12, 2014 Messages 2,776 Reaction score 1,141 Vessel Details 2008 Meridian 341 Cummins 380 QSB
425HP- 5.9 Cummins QSB | Diesel Engines/Transmissions
May 22, 2008 · I noticed that Cummins now offers the 5.9QSB engine in a 425 horse power version. I know that the 5.9L 330HP engine can be upgraded to a 380HP engine with just some software changes. Does anyone know if the 380HP engine can be increased to 425HP with software changes. That would be fun to push...
Primary and secondary fuel filter replacement
Apr 27, 2019 · I’m changing both my primary and secondary fuel filters on my 2008 411 with Cummins QSB 5.9. Been checking out YouTube but cannot locate on how to bleed the fuel systems once the filters are replaced. Is there a diagram somewhere or …
qsb5.9 software flash from 330hp to 380hp | Diesel Engines ...
Sep 6, 2022 · I finally had a Cummins Diesel Service (not a Marine Servicer) flash my QSB 5.9 330hp Diesel with the "performance upgrade". Here is my dilemma. I was to expect an increase in horsepower from 330hp to 375hp.