What is a banjo bolt on a brake caliper?
Banjo bolts are hollow bolts used with fluid systems to control the flow through fluid delivery lines and other components. The bolt connects the brake lines to the cylinder to control pressure in response to activation of the break pedal.
Do banjo bolts have to line up?
Those seals allow fluid to pass around the bolt, which means the holes do not need to line up unlike a standard threaded fitting, making installation of flexible lines easy (and in many cases, even possible in the first place.) Here you can see some banjo bolts and their sealing crush washers.
Can you reuse a banjo bolt?
Banjo bolts are normally reusable, however, the washers on either side of the hose fitting should be replaced .
Why is my banjo fitting leaking on my caliper?
The easy thing to miss on these is most customers will want to keep the line tucked close to the caliper so intuitively angle the line downward. On most metric calipers there will be a relief cut in the casting to clear the crimped portion of the fitting.
Where are the calipers located on a banjo?
This side designation is correct if the caliper is situated behind the axle centerline. Remember side designation in a car is relative to the driver in the driver seat looking forward. LH is the driver’s side, and RH is the passenger side. Some brake kits will mount the calipers in front of the axle center line.
Is the crush washer leaking from the banjo bolt?
I recently did the rear break caliper service and now I am leaking brake fluid from the banjo bolt. Specifically, it is leaking from the crush washer that is against the caliper. The bolt is torqued to spec, (I believe it’s 40 ft lbs.) but it still leaks when I push on the break pedal.
What’s the best way to seal a brake banjo?
Put a suitable sized nut and bolt through the banjo using the old copper washers to seal it once nipped up. Make sure to fit new copper washers when you refit the calipers. ^^^^Wot ‘e said. ^^^^Wot ‘e said. Brake fluid can capillary down the threads with that way and out past the nut. And this covers all 4 corners in one simple action.
Why are my brake lines leaking on my banjo?
The problem is even worse with the earlier calipers (’69-’77) because they do not have a relief cut at all. The correct solution to remedy this is to flip the fitting around so it angles the line away from the caliper and in turn gives the crimped portion of the fitting the space needed. Clocking the brake lines.
I recently did the rear break caliper service and now I am leaking brake fluid from the banjo bolt. Specifically, it is leaking from the crush washer that is against the caliper. The bolt is torqued to spec, (I believe it’s 40 ft lbs.) but it still leaks when I push on the break pedal.
What’s the part number for a banjo caliper?
The majority of our kits utilize one of two possible GM mid-size calipers. This is an example of a ’69-’77 GM midsize caliper. These were a great design as they are rugged, light, and easy to service. Our part number is 91031035. This is an example of a ’78-’88 GM caliper, commonly referred to as a “Metric” Caliper, P/N 91031045.
What causes The Bleeder on a banjo to bleed?
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. Most of the time the calipers will have the side designation cast into the caliper body.