Fuel polishing is the process used to clean diesel fuel stored in tanks by removing water, sediment, and microbial contamination. Over time, stored fuel can accumulate contaminants if it isn’t tested and treated regularly. Common Issues in Stored Diesel Fuel Stored fuel can develop: Any of these contaminants can lead to engine failure at the… Read more »
Category: Diesel Engine
Diesel Fuel Water & DEF Test Kit – Detect Contamination Quickly
If your diesel engine isn’t running properly, someone may have accidentally pumped DEF into the fuel tank. This can cause serious engine problems—but you don’t have to guess. With the Diesel Fuel Water or DEF Test Kit (#DEF-1), you can test for contamination quickly, safely, and easily. Features of the DEF-1 Test Kit Kit Includes:… Read more »
Ford 6.4 Diesel Oil Filter Upgrade: Dieselcraft OC‑25 Reusable Solution
I did a lot of research on bypass filtration, and I never knew anything about centrifuges until recently. They are way better than “filter element” kits, and Dieselcraft has the most competitively priced system (You could try to piece one together from another source but you will end up paying way more). This kit is… Read more »
Clogged Fuel Filters? Here’s Why They Don’t Solve the Problem
What is the problem, it is not algae sludge. A lot of people wee fooled for a long time. Relatively clear fuel but clogged filters after 2,000 mile in a Class 8 Truck. The problem was constant filter clogging with a black colored material. Generally if it is a fuel tank with a black film… Read more »
Diesel Fuel Quality: Prevent Engine Damage from Water & Contamination
Modern diesel engines are more powerful and efficient than ever—but fuel quality has not kept pace. Water, microbial contamination, and natural fuel degradation are major causes of engine failure. Water ContaminationEven small amounts of water in diesel can crack injectors, corrode fuel lines, and reduce combustion efficiency. Sources include biodiesel blends, condensation, rain, and poorly… Read more »
Top Causes of Diesel Engine Failure: Water Contamination & Fuel Degradation Explained
Do you drive a diesel vehicle, operate a boat, or rely on a standby generator? If so, preventing diesel engine failure should be a top priority. The good news: most failures are avoidable—if you understand the root causes and act early. Here are the two most common (and costly) threats to your diesel engine: 1…. Read more »
Oil filters do not work to save your engine.
Regular oil changes are one of the most widely accepted rules of engine maintenance. Most equipment owners, fleet managers, and operators understand that clean oil is critical to engine life. But while oil itself gets plenty of attention, oil filters are often an afterthought—usually chosen by brand name or lowest price. Oil filters are designed… Read more »

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