Why are they called banjo fittings?
A banjo fitting or internally relieved bolt comprises a perforated hollow bolt and spherical union for fluid transfer. The name stems from the shape of the fitting, having a large circular section connected to a thinner pipe, generally similar to the shape of a banjo.
Why do brakes use banjo bolts?
Apparently automobile brakes use banjo bolts to connect brake-fluid lines to brake cylinders. Tightening the bolt provides a path for fluid to flow into the barbed inlet into a hole in the side of the bolt and then down through a hole concentric with the bolt’s axis.
What do you need to know about the brake master cylinder?
Average rating from 206 customers who received a Brake System Inspection. The brake master cylinder is one of the most important components found in modern car braking systems. It serves as the main valve that pushes brake fluid through the brake lines so the brake calipers can squeeze the pads against the rotors.
How do you replace a single piston brake caliper?
When ready, place the caliper in position. Add a layer of silicone grease to the caliper mounting bolts (pins) and to the insulators (where you need to insert the bolts), if you have a single piston caliper and the mounting bolts allow caliper movement.
What’s the best way to bleed a brake caliper?
You can use a manual vacuum pump to bleed the caliper and brake line or get the help of an assistant. After replacing the brake caliper, this next procedure helps you bleed any air from the brake caliper or brake line attached to it, even if you are working on an ABS system.
How can I Keep my brake caliper from hanging by the hose?
Use a wire hanger to secure the caliper to a suitable suspension component to prevent the caliper from hanging by the brake hose; otherwise you’ll damage the hose. Keep the brake fluid level aove the MIN mark on the reservoir when working and bleeding your brakes.
What kind of master cylinder do I need for my brake system?
A typical 1” bore master cylinder will be perfect for any brake kit using either of these GM Mid-Size calipers. It is important to note these calipers are side specific. When installed properly in a vehicle they will point the bleeder screw up to allow air to escape the brake system when bleeding.
What kind of thread do I need for my brake caliper?
Most of our brake kits utilize 7/16 x 20 fittings, so regardless of the style caliper you have in your kit, it will be set up with 7/16 x 20 threads. We also offer a “Metric” caliper (the ’78-’88 GM) with a 10mm thread if you need a caliper to match pre-existing metric fittings.
What kind of brake caliper do I need for banjo?
A typical 1” bore master cylinder will be perfect for any brake kit using either of these GM Mid-Size calipers. It is important to note these calipers are side specific.
Why does my metric caliper keep bottoming out?
On most metric calipers there will be a relief cut in the casting to clear the crimped portion of the fitting. Sometimes this relief is not cut deep enough and the fitting will bottom out leaving a gap that cannot be filled by the crush washer.