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DOT 4 is one of several designations of automotive brake fluid, denoting a particular mixture of ... Fluids such as DOT 3, 4, and 5.1 are hygroscopic and will absorb water from the atmosphere. This ...

Can you mix DOT3 and DOT4 brake fluid? | Reference.com


DOT3 and DOT4 brake fluids should not be mixed. The two can react negatively with one another and cause corrosion of a vehicle's brake system. They also ...

Tech 101- Brake Fluids. What's different about them and why should ...


Dec 6, 2013 ... DOT 3 brake fluid has a dry boiling point of 284 degrees, which is fine for brake systems ..... You can mix Dot 3 with Dot 4 or Dot 4 with Dot 5.1.

Brake Fluid - StopTech


Brake fluids are classified by both “dry boiling point” and “wet boiling point. ... The best type of container is a metal one, as it performs the function of a moisture ... This does not mean that DOT 4 fluids are necessarily better than DOT 3 fluids.

What is the Difference between DOT 4 and DOT 5.1 Brake Fluid ...


Here you can see that silicone based DOT 5 is the odd one out and is not compatible with any other DOT brake fluid. By mixing DOT 3, 4 and 5.1 brake fluids, ...

DOT 3, DOT 4, and DOT 5 | JIM'S GARAGE


Jan 9, 2007 ... Most brake fluid that comes in a new car will be rated DOT 3. ... You CAN mix DOT 3 and DOT 4, but of course the ideal would be to stick to one ...

www.ask.com/youtube?q=Can You Mix Dot 3 Brake Fluid with Dot 4?&v=bWN3DFM13GA
Jan 17, 2016 ... Question: Is DOT 3 and DOT 4 about moisture, temperature load, or chemical factors that ... If you know the differences or the factors that dictate extreme ... fluid : "Brake fluids with different DOT ratings can not always be mixed.

DTO 3 or DOT 4 break fluid? [Archive] - MX-5 Miata Forum


Can you use DOT 4 fluid, can they DOT 3 and DOT 4 be mixed? ... with DOT 3 fluid, the internal components of the system (seals, brake hoses, ...

Brake Fluids - EBC Brakes


The only difference between Dot 3 and Dot 4 brake fluids is their purity, Dot 4 ... two Dot 5 fluids out there one Glycol and one silicone which if mixed will cause ...

The ABC's of Brake Fluid - Sector 111

www.sector111.com/images/products/performance/brake_bits/torque/The ABCs of Brake Fluid.pdf

will help put you at the top of the class in Brake Fluid Science 101. ... DOT 3 fluid might contain 3.0 - 3.5% moisture, while a DOT 4 fluid will typically contain a 4.0 .... and can be mixed with DOT 4 and DOT 5.1 without damage to the system.

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Brake Fluid Basics - importnut.net


If you are in a giving mood ... Fluid compatibility with the brake system rubber, plastic and metal components. ... Both DOT 3-4 and DOT 5 fluids are compatible with most brake system materials ... Silicone fluid will not mix, but will float on top.

Using DOT4+ in clutch/brakes when DOT3 is recommended ...


Jul 10, 2011 ... Going with a higher quality DOT3 or a DOT4 will give you more ... DOT5, what is the difference between DOT3 and DOT4 brake fluids? ... So my conclusion is use the recommended DOT but if necessary can mix DOT 3 and 4 ...

brakes - Mixing DOT 4 with DOT 4 synthetic - Motor Vehicle ...


Nov 3, 2014 ... However recently I bought another brand of DOT 4 brake fluid whcih had the word ... However mixing for example Glycol DOT3 with Glycol DOT4 would give ... Given that axiom, you can mix brands of brake fluid for the same ...