The blue fluid is not suitable for DIESEL engines as it changes colour to GREEN, making it more confusing with the interpretation of the test result. Made in the USA for over 50 years, the Block Tester® is the quickest, easiest and most reliable tool to determine if your engine has a blown head gasket or other combustion leak.

Some of my projects have some costs to be kept online, which I can thankfully afford, but if you feel you want to contribute, here are some ways to do so. Until now, the number of people who got interested in my projects went way beyond my expectations, I'm so happy to see it grow daily! BT-3 BASIC Tester is equipped with a filter making it more powerful combustion leak tester in compare to the simplest BT-1 tester. Below you'll find browser-adblock solutions that have been validated and tested to work effectively You will not see any ads and no trackers will be activated A configuration with multiple solutions at the same time can lead to false positives. Understanding these limitations is absolutely crucial for effective diagnosis and could save you a lot of time.Your contributions have been invaluable, from sharing it with your communities to providing feedback that has helped me improve the project. I wanted to build something with a great design and user experience that was pretty straightforward for any type of user.

We offer two different fluids because diesel engines have different gas composition, lower in co2 and higher in nitrates. The test relies on JavaScript, it can encounter problems due to browser limitations and varying solution approaches. If you require bigger or smaller bung, our Advanced Testers fit a much wider range of cars, tractors and other machines. It would appear that your current configuration is not compatible with the type of checks carried out by this tool. Works with virtually any liquid-cooled internal combustion engine or generator with a closed cooling system including: gasoline, diesel, propane, natural gas and other alternative fuels.BT-3 tester is immune to any contaminants making it more versatile and accurate device in detecting medium and big combustion leaks in combustion engines. BT-1 BASIC Tester is the simplest and cheapest combustion leak tester on the market but still a quit. However, if you are interested in achieving full 100% protection, you can use my d3Host List, which covers most of the tests on the site (excluding cosmetic filters and script loading). I kindly request that you refrain from reporting them directly to the respective browser or adblock solution providers.