Harley Davidson Exhaust Back Pressure

There are a big variety of silencers baffles end-cans etc.

Harley davidson exhaust back pressure. Some owners believe that by removing the mufflers and installing straight pipes they are decreasing extra back pressure from stock muffler baffles and creating more horsepower. Performance and style with unbeatable value. Youll know if you have too much back pressure as the motor wont rev quickly the pipes will turn cherry red at the exhaust port and the motor will over heat.

Back pressure is the created when restriction is added to the exhaust reducing a little like removing cats andor installing more free flowing mufflers can make more power. When the two are equal the system is flowing almost perfectly but nothing is perfect in the real world except hummingbirds. The most common part replaced on a new Harley-Davidson motorcycle is the exhaust system.

With single pipes what is important is pressure wave tuning each exhaust pulse sets up a pressure wave that bounces back and forth between the port and pipe end. Ad Fast Free Shipping on Orders Over 40. Discussion in Engine Fuel and Exhaust started by marknett Jun 2 2011.

The holes are designed to help dampen and break the sound wave. Internally the louvered core provides the bark and back pressure needed to make your bike run as well as possible. The system features minimal bending that gives the setup a clean appearance while decreasing any form of back pressure on your exhaust which increases overall performance and power.

Forums General Tech Harley Davidson Engine Fuel and Exhaust exhaust cones. Home TAB Performance Resources Exhaust Back Pressure Back Pressure The most common part replaced on a new Harley-Davidson motorcycle is the exhaust system. Harley Aftermarket Exhaust If the pipes are open and not restrictive and the baffles are properly optimized you can unleash maximum power from your bike simply because of the enhanced efficiency.

Besides breaking the engine noise exhaust baffles also help to create back pressure inside the exhaust system. Performance will still suffer on the lower end since there is no ability to scavenge gases as with a 2-1 or stock Harley exhaust. Harley Davidson is developing a dynamic exhaust system design that redirects exhaust gases depending on engine RPM and throttle opening.