The Jacobs Exhaust Brake is now also available for Cummins powered Dodge Ram pickups with automatic transmissions for 2006 and later models. Don’t Compromise Exhaust Brake Performance.

Can you put a Jake Brake on a Cummins?

The Jacobs Exhaust Brake is now also available for Cummins powered Dodge Ram pickups with automatic transmissions for 2006 and later models. Don’t Compromise Exhaust Brake Performance.

What does the J brake do?

The Jacobs Engine Brake® (also known as the “Jake Brake®”) is a diesel engine retarder that uses the engine to aid in slowing and controlling the vehicle. When activated, the engine brake alters the operation of the engine’s exhaust valves so that the engine works as a power-absorbing air compressor.

What does J brake mean?

compression release engine brake
A compression release engine brake, compression brake, or decompression brake, frequently called a Jacobs brake or Jake Brake, is an engine braking mechanism installed on some diesel engines.

Is an exhaust brake the same as a Jake brake?

Exhaust Brake. Although they are both brake retarder systems, Jake Brakes and Exhaust Brakes are essentially opposites in how they function. As you now know, a Jake Brake releases the compressed air that gets trapped in the cylinders. Exhaust brakes, on the other hand, trap the engine’s air within the exhaust system.

Can you put a Jake brake on a 12 valve?

Yes. Believers in internet fiction are still thinking that a Jake brake for a 12 valve Cummins is being developed. P. T. Barnum was right on target.

Are Jake brakes illegal?

The main areas where Jake brakes are prohibited are places where residential neighborhoods are near the interstate or toll roads. Everyone’s problem with Jake brakes is not that they are dangerous, but that they are loud.

Why do truckers use Jake brakes?

A Jake Brake is a type of compression release brake that helps truck drivers slow down their truck without wearing out the service brakes. Commonly called an engine brake, Jake Brakes are often used in large diesel engines on semi-trucks.

Why do trucks make hissing sounds?

Have you ever wondered why trucks and buses make those funny squeaking and hissing sounds? The squeaking is the air escaping after braking and the ppssss sound is the automatic bypass safety valves at work, ensuring the air pressure remains at the correct level.

Are Jake Brakes illegal?

Why are Jake Brakes prohibited in some areas?

Jake braking is illegal in some areas due to the noise disturbance it produces; often resembling the sound of gunshots and in some areas could potentially cause environmental repercussions.

Is exhaust brake hard on diesel engine?

Exhaust brakes are not hard on engines. They will cause no issues with continual use. Some people fear this braking system might cause issues because when braking, the exhaust is blocked, and the pressure in your engine can build to 60 PSI.