Heavy Duty Commercial Grade Cummins 6BT 210 Marine Engine Packages
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The best option we have found for repowering commercial fishing vessels, smaller tug & push boats, many types of trawler or semi-displacement, or displacement vessels under aboutĀ  40 tons is using the Cummins 6BT 5.9. The Cummins 6BT 5.9 is … Read More

Choosing the 160F or 180F Thermostat for your Cummins 6BTA
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Choosing the correct thermostat for your Cummins Marine 6BTA can sometimes be a tricky processā€¦ And although the Cummins factory has been supplying all B5.9 Marine engines with 180F stats since their introduction in 1985, IMO, as the 5.9 increased … Read More

Low Speed Running & ā€œBreak-Inā€ of Marine Diesels
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There are many perspectives and opinions floating around in the marine world that characterize low speed running or low loading of a diesel engine will adversely affect its life.. I also have my own opinions on this subject and these … Read More

Everything you Need to Know About Marine Exhaust Systems
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Introduction Back in the 1970’s I became heavily involved in the mechanics of boats and before I knew it they became my passion. I have been lucky to have gained over 25 years of experience and 10’s of thousands of … Read More

Choosing the Right Diesel
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This question does not come with a simple answer. You asked about “cheapest to rebuild” and “afford to maintain”… and then, you throw in the word “easiest” which, by the way, adds another dimension to your question. I’m not exactly … Read More

What is white smoke?
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What causes white smoke? What is white smoke? What can we do about white smoke? Why does white smoke seem to be more of a problem now than it was fifteen years ago? Why is it that most of the … Read More

Boost Fitting Locations for B & C Series Marine Diesels
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The following images depict the possible boost fitting locations & ports to obtain boost pressure readings from the engine’s intake manifold. Many of the ports can be tapped directly or also can be “tee’d” into if necessary. Typically air brake … Read More