Aerospace Cycling

All answers for Motorcycle



Quick Answer: What Are Exhaust Baffles

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.

What does a baffle do?

Baffles are flow-directing or obstructing vanes or panels used to direct a flow of liquid or gas. It is used in some household stoves and in some industrial process vessels (tanks), such as shell and tube heat exchangers, chemical reactors, and static mixers.

What do baffles do on a motorcycle?

Exhaust baffles are metallic chamber parts that are acoustically tuned and fit onto the exhaust pipe’s muffler. They function to cancel out or muffle the loud noise created from the exhaust pipe. Most motorcycles come with a standard baffle or muffler required by law to reduce the engine’s natural noise levels.

Is removing exhaust baffles bad?

Will Removing Baffles Damage Engine? Removing baffles from a motorcycle exhaust or muffler will not damage its engine. Doing so will only make your engine sound louder and reduce restriction in your motorcycle exhaust (back pressure). Most enthusiasts look to reduce their exhaust restriction to improve performance.

Are baffles necessary?

Attic baffles, or rafter vents, are an essential part of keeping your home well-ventilated and reducing the moisture on top of your house. If you want a well-ventilated attic that doesn’t regularly grow mold for you to remove, you’ll want to make sure your home is properly aired out.

Do baffles affect performance?

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.

Do exhaust baffles work?

Sound works in exactly the same way when it hits a “wall,” or “baffle.” When soundwaves hit the baffle, some of them will form a counterwave that pushes back against the incoming soundwaves. This won’t entirely cancel the sound out, but it will reduce it by bouncing some back.

Do you have to retune after removing baffles?

Registered. Removing your baffles will likely require a retunethat really messes with the back pressure. If you listen to some other mufflers and inquire as to the manufacturer of some that you like, you’re more likely to better match the backpressure your present pipes have and not hurt your tune as much.

What do baffles in a muffler do?

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.

How can I make my motorcycle sound better?

How To Make Your Motorcycle Exhaust Sound Deeper Replace or Modify the Stock Muffler. Stock mufflers suit a wide range of personalities and preferences. Remove the Baffles. Get a Full Performance Exhaust System. Shop Slip-On Mufflers at West End Motorsports.

Can you put baffles back in?

Considering the fact that you DON”T have the stock baffles. You can’t put them back.

What do rafter vents do?

Rafter vents, often called baffles protect intake vents in your attic from becoming clogged or covered by insulation or debris. Rafter vents ensure the soffit vents are clear and there is a channel for outside air to move into the attic at the soffits and out through roof vents.

Are baffles necessary in vaulted ceiling?

Baffles are a great way to maintain the temperature in any homes’ attic. However, if you have cathedral ceilings, they are a necessity. High ceilings require constant ventilation to help remove trapped moisture. Baffles also keep your insulation off the roof deck.

What is insulation baffling?

Baffling is installed between your roof and insulation to allow for the flow of air. Baffling is often made out of foam or plastic so it’s light but provides a buffer between the roof and the insulation. Baffling should be cut to fit precisely and should never cover any portion of the vent or soffit.

Do baffles reduce performance?

For a quick answer – quiet baffles will not impact performance (horsepower or torque) as much. You could lose a small amount of high end power but nothing significant. You might see it at a dyno but will not feel it.

Why does my muffler rattle when I accelerate?

What Causes a Muffler to Rattle? A loose bracket, rubber hanger or connector, or one that is badly corroded, can allow a muffler to rattle as the exhaust pipe bangs against another part of your vehicle when you accelerate or drive on bumpy roads, or even when you first start the car and it’s stationary and idling.

What happens when you remove baffles on motorcycle exhaust?

Removing the baffles on a motorcycle can cause it to run lean, which can be bad as it can result in higher engine temperatures. Motorcycles with removed baffles will also lose low-end power and will be a lot louder, which can be bad for your hearing.

How can I make my bike exhaust louder?

How to Make My Motorcycle Exhaust Louder Install an Aftermarket Exhaust. Depending on what type of motorcycle you ride and what type of exhaust you install, you can change how your motorcycle sounds. Tune or Change Your Stock Carb. Buy the Best Aftermarket Ignition You can Get. Shop Customized Exhaust Systems and Mufflers.

Do slip ons require remap?

Remapping is required if you want the most performance and smoothest power delivery from your bike. Again it doesn’t matter if you run a stock exhaust or a slip on. If you want you can always richen up the A/F and gain a couple of horsepower.

What is a remap on a Harley Davidson?

A “remap” is when you use some type of external software to alter the onboard “computer” (ECU). And Shute is right, if you’re gonna add a free flowing air filter combined with a more open exhaust, you may need to get some type of fuel management system (PCIII, TTS, etc).