FAQ

What does a baffle do on a motorcycle

How does a motorcycle exhaust baffle work?

Baffles reduce the amount of sound produced by the exhaust most commonly on an internal combustion engine by forcing the exhaust flow to take an indirect route before exiting the muffler. … Reducing the back pressure to an engine can have negative side effects on the valve train and engine efficiency.

What does a baffle do?

Baffles are flow-directing or obstructing vanes or panels used in some industrial process vessels (tanks), such as shell and tube heat exchangers, chemical reactors, and static mixers. … A baffle is designed to support tube bundles and direct the flow of fluids for maximum efficiency.

Do quiet baffles affect performance?

The quiet baffles won’t affect your performance that much. It’s measurable on the dyno but not noticeable in actual use.

Will removing baffles hurt my Harley?

The baffles are located in the pipes of the exhaust system of your Harley and can be removed without damaging the bike.

Is it bad to remove baffles on motorcycle?

Removing the baffles will change how the engine runs. It will usually cause the engine to run leaner (less fuel), and a lean mixture burns much hotter that can cause damage. Removing the baffles will also mess up the power curve of the motor. Usually loosing power down low and gaining a slight amount up top.

Is it bad to run straight pipe on a motorcycle?

straight pipes arent that good for a bike, because when you let off the throttle, the sudden lack of hot gases being pushed out can cause cold air to be sucked in, which can damage your exhaust valves, and make for a VERY pricey repair. police will DEFINATELY like to follow and stop you often too.

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What is a baffle in an exhaust?

An exhaust baffle is an acoustically tuned metallic chamber placed inside a motor vehicle’s muffler to cancel out, or muffle, the sound from the vehicle’s exhaust outlet. … They are used in almost all vehicles, from cars to motorcycles and even trucks.

How does baffle size affect sound?

If we’re talking about straight through pipes with no mufflers/baffles then a smaller diameter pipe will give you a snappier sound (high frequency) and a larger diameter pipe will give you a deeper sound (low frequency). … A baffle is a mechanical device used to disrupt sound waves.

Do all septic tanks have a baffle?

Every septic tank contains two baffles, one at the inlet and one at the outlet. The goal of both baffles involves routing waste water through the tank, while ensuring that solids remain safely segregated.

How do I make my motorcycle baffles quieter?

7 Ways to make your motorcycle exhaust quieter

  1. Check for holes in your exhaust system. …
  2. Replace the mufflers. …
  3. Upgrade to better mufflers. …
  4. Try wrapping the pipes. …
  5. Invest in motorcycle exhaust silencer. …
  6. Switch to new pipes.

Why are motorcycles allowed to be so loud?

The bike’s exhaust is largely exposed and short. The car’s is under the bonnet and under the car, so some of the noise is shielded and the exhaust is much longer.

Can you take the baffles out of Vance and Hines pipes?

Is it safe to remove the baffles from my Vance & Hines exhaust system? As long as your motorcycle is tuned appropriately, you can safely remove the baffles in most cases. … Yes, we do offer replacement baffles for the majority of our exhaust systems.

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Is it bad to run a Harley without baffles?

That’s what loses the power. But back to riding without a baffle. The worst you can do is free up some air movement – which is good, unless it changes your AFR too much. … It will change air fuel mixture and that needs to be corrected but you could run straight pipes and it won’t hurt anything as long as it’s tuned.

Do I have to Rejet after removing baffles?

Stage one intake system kit requires rejet.. you will have to change both pilot and main jets. removing baffles will take away your backpressure and you’ll loose bottom end and torque. Install lollipops in the pipes.. now the exhaust will be louder and still have enough backpressure to run correctly.

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