Table of Contents
What size brake lines do I have?
Look at the master cylinder where the lines are near each other to see if there are two sizes of tubing. You can also use a 1/4″ open end wrench to gauge your lines. It will fit easily onto 1/4″ line and will bang back and forth on 3/16″ line.
What size are GM brake lines?
The two most common brake lines found are 3/16″/4.75mm and 1/4″. The smaller size is 3/16″/4.75mm brake line, CNF-3; and the larger size is 1/4″, CNF-4.
What kind of brake line do I need?
To keep your build simple, it’s recommended to use the same size brake lines for both the front and rear brakes. We suggest 3/16-inch line for most applications, although some rodders use 1/4-inch line.
What is the most common size of brake line used on vehicles today?
When a replacement line is needed, the obvious question is what size brake line to get. The answer is really pretty easy. Almost every car or truck worldwide utilizes a 3/16-inch brake line, also referred to as a CNF-3. The other most common brake line is the ¼ inch.
Is brake line measured on OD or ID?
Inside diameter. Hard brake and fuel lines are measured by the O.D. and wall thickness. Flexible hoses are measured by their bore size, and the hose type is dictated by the application. And all AN sizes are measured by ID.
Is 3/16 brake line big enough?
There is no need for a larger line, the 3/16th will move plenty of volume to meet the needs of disc brakes (the pad is already near the rotor, so piston movement is minimal unless you have hardware problems) So there is no reason to run a larger line, the smaller line is lighter, easier to route, has less distortion/ …
What thread size is 3/16 brake line?
Get a standard American 3/8′ fine thread bolt or a standard American 3/16″ brake line; this will have a 3/8″ x 24 unf thread nuts on it.
Is brake line measured ID or OD?
What size brake line is on a Chevy s10?
The size of the Chevy S-10 brake line iS3/8″ and 3/16″.
What is the inside diameter of 3/16 brake line?
Product Specifications
| Material | 88.6% copper, 9.2% nickel, 1.4% iron, and 0.8% manganese |
|---|---|
| Length | 25 feet/7.6 m |
| Outer Diameter | 3/16 inch/4.8 mm |
| Inner Diameter | 0.14 inch/3.5 mm |
What size brake line do I need for rear disc brakes?
Disc brake cars use 3/16” tubing and drum brake cars use ¼” tubing. If you are building a street rod that has front discs, the entire system is typically plumbed in 3/16” tube.
Do bigger brake lines make a difference?
The larger size of the lines should make absolutely no difference. What DOES make a difference is the ratio of the stroke volume of your MC piston to the volume displace by your caliper piston (pistons in your case).