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DOT 4 is one of several designations of automotive brake fluid, denoting a ... DOT 4, like DOT 3 and DOT 5.1, is a polyglycol ether-based fluid (contrasted with ... the fluid's performance, and ...

Can you mix DOT3 and DOT4 brake fluid? - Ask.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 ...

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


Jan 9, 2007 ... If you want to look at brake fluids from a chemical standpoint DOT 3 ..... You CAN mix DOT 3 and DOT 4, but of course the ideal would be to ...

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, ...

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


Dec 6, 2013 ... DOT 4 absorbs less moisture than the DOT 3 fluid, and many enthusiasts have converted ..... You can mix Dot 3 with Dot 4 or Dot 4 with Dot 5.1.

Different types of Brake Fluid - Advance Petrochemicals, Ltd


Brake Fluid DOT 3, DOT 4 &DOT 5.1 are poly glycol based and DOT 5 is silicon ... fluid does not require cleaning the system and can be mixed with DOT 4 and ...

www.ask.com/youtube?q=Can You Mix Dot 3 Brake Fluid with Dot 4?&v=GPi5q3_liYU
Dec 11, 2012 ... brake fluid discussion and comparison by froggy - 2 guide type use compare ... e.g., OK to mix DOT 3 and DOT 4, or to mix different manufacturers? ... I think I'll just use "genuine" Honda brake fluid--they're only $7 for 12 oz can from dealer. ... If you search YT for Silicone Brake Fluid one of the f...

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 ... as Dot 5 and we remind you again these cannot be mixed with glycol fluids. ... and not to mix this fluid with Glycol fluids (as above) otherwise damage can occur to ...

Description of Brake Fluids - Dot 3, 4 and 5


Description of Brake Fluids - Dot 3, 4 and 5: ... Won't mix with DOT-3/4, or water. ... Try to mix a known DOT-3 sample with whatever you have. ... ever use DOT-5 in an ABS braking system because DOT-5 will aerate (form bubbles) which can ...

Popular Q&A
Q: Can you use dot 3 brake fluid when it calls for dot 4?
A: no Read More »
Source: wiki.answers.com
Q: Can you mix dot 4 and dot 5.1 brake fluid?
A: don't do it. if i remember right the the two will congeal when mixed. Read More »
Source: answers.yahoo.com
Q: Can you mix Dot 3 synthetic brake fluid with non-synthetic dot 3 ...
A: it wont kill anyone, but it is deffinetly a beter idea to buy one or the other, or drain it, and fill with whichever one you choose. Read More »
Source: answers.yahoo.com
Helpful Resources

Brake Fluid Basics - Importnut.net


If you are in a giving mood ... Fluid compatibility with the brake system rubber, plastic and metal components. ... wishful thinking or rationalizing can change the science of chemical compatibility. 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.

what is the difference between DOT3 and DOT4 brake fluids ...


Apr 16, 2011 ... DOT4 brake fluid has a higher boiling point than DOT3, making the fluid less likely to boil. ... You can put DOT 4 in place of Dot 3 but not the other way around. ... Dot 5.1 is sort of OK but not recommended to mix with 3 and 4.