How many horsepower is 131 cubic inches?

How many horsepower is 131 cubic inches?

121 horsepower

How much horsepower does a Harley 131 engine have?

121.62 hp @

Why Harleys are so loud?

Why are Harleys so loud? Many Harleys are loud because the owners want them that way. New Harleys from the factory don’t exceed the 80db limit stipulated in the U.S. EPA Code. It is Harley owners who make several aftermarket modifications on their bikes to turn up the volume.

Is removing baffles bad?

Is removing baffles bad? 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.

What does removing the baffles do?

Removing baffles from the exhaust provides for a freer flowing exhaust, causing your exhaust to become louder and flow more air or flow air faster. An engine is essentially an air pump.

What is a baffle silencer?

Baffle silencers, housed in rectangular or cylindrical enclosures, which include one or more acoustic absorbent baffles. Constructed as a cassette, each baffle contains the absorbent material that converts noise energy into friction heat.

Does straight pipe hurt your engine?

The straight pipe exhaust system does not hurt the engine in any way. Since the system has no muffler, it produces pure and raw sounds from the engine. If you install the straight pipe exhaust system, it helps to improve the sound of your engine.

Is it bad to run a motorcycle without exhaust?

Without exhaust, you will be shooting open flames and extreme heat directly out the heads and pointing them at areas that they weren’t intended to go, which worst case could melt fairings and/or cause a fire. Best bet is to leave the pipes on.

Can I ride bike without silencer?

The engine may perform badly since the silencer has been taken in consideration when the engine has been designed and tuned at the factory. A little re-tuning may make the engine run smoothly and even more powerfully than before also without a silencer, but it won’t make your bike any less loud.

Is it bad to run straight pipe?

a race car style exhaust system is a bad upgrade for a street vehicle. A straight pipe, for example, can cause exhaust gas velocity to increase. This will likely reduce engine performance below 2,000 or 2,500 RPM, making your vehicle a little slower to launch from a stoplight.

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