Is It Bad To Run An Engine Without Exhaust

Is It Bad To Run An Engine Without Exhaust. Basically the same setup that cheesefrog is running on his civic. I think as long as youre not running lean with it straight, its probably not going to kill anything.

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That’s because your bike will sound sick if just yank off the stock muffler and run an open pipe. Motorcycling experts recommend starting and running your motorcycle for a minimum of fifteen minutes per week in the winter. Actually, driving almost any engine with no exhaust system or just the oe collector will result in very high exhaust temperatures and end up burning the exhaust valves.

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But it’s recommended to tune because you can get more horsepower out of it and you can make sure the check engine light (cel) doesn’t turn on. Running it out the drive ensures its quiet.

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This is because the flame might cause a dangerous condition unless it exits past at least the starter, which most headers do! Well as i understand it running without exhaust is not good.

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The only real problem with running any engine without exhaust manifold or with an open header for that matter is backpreassure. It might not bother you.

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I know for fact that if you run a vw engine for example without any exhaust you will indeed burn valves as that engine is designed for a certain level of back pressure to reduce the actual evacuation of hot gasses in order to slow it down to avoid burning valves. Well as i understand it running without exhaust is not good.

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Is it ok to run an engine without exhaust? Valves are not designed to operate without some resistance.

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As for harming the engine, running really short or no pipes at all can burn/warp the exhaust valves. I don’t get it, either.

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Valves are not designed to operate without some resistance. I was told by my dad (industrial mechanic) that running without an exhaust attached would cause the valves to warp, because they would cool off too fast.

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The reason i think is because of vacuum both in the intake of fuel and the exhaust of hot burnt gas. Also, is it bad to run a motorcycle without.

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As for harming the engine, running really short or no pipes at all can burn/warp the exhaust valves. Running it out the drive ensures its quiet.

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Especially with these pair valve setups that draw fresh air to help the cat burn. No, running with an open exhaust and/or straight pipes will not hurt your engine, cause your valves to burn, bring on the heartbreak of psoriasis or do any of other numerous ridiculous bad things that it supposedly causes.

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That’s because your bike will sound sick if just yank off the stock muffler and run an open pipe. A short period of time isnt a problem, but drive it that way for a while and you will burn the exhaust valves.

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Anytime one cylinder fires and is exhausted it creates a vacuum on the other cylinders. The only real problem with running any engine without exhaust manifold or with an open header for that matter is backpreassure.

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Save yourself a lot of headaches and do not run the engine without an exhaust system. This helps exhaust the hot gas.

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Save yourself a lot of headaches and do not run the engine without an exhaust system. I think as long as youre not running lean with it straight, its probably not going to kill anything.

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Neither of those two are really detrimental i would not say. These gases take up space that should be occupied by fresh air and fuel.

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Well as i understand it running without exhaust is not good. If you think moving a vehicle repetitively with the starter it okay than youre guaranteed to have many issues.

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Valves are not designed to operate without some resistance. No, running with an open exhaust and/or straight pipes will not hurt your engine, cause your valves to burn, bring on the heartbreak of psoriasis or do any of other numerous ridiculous bad things that it supposedly causes.

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Running it out the drive ensures its quiet. Valves are not designed to operate without some resistance.

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This practice lubricates each engine component and gasket. Also, the battery gets a chance to recharge.

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The exhaust manifold is a vacuum chamber. A clogged catalytic converter means that the exhaust gases cannot flow out of the car as quickly as it can.

Anytime One Cylinder Fires And Is Exhausted It Creates A Vacuum On The Other Cylinders.

I’ve heard that too, and even the more extreme claim, that running an engine without the exhaust manifold will cause complete valve failure (i think the mechanic at the gas station where i worked said something like ‘it’ll make the engine suck the valve’, whatever that means…). The only real problem with running any engine without exhaust manifold or with an open header for that matter is backpreassure. As for harming the engine, running really short or no pipes at all can burn/warp the exhaust valves.

This Helps Exhaust The Hot Gas.

Replace the bad stud and use a thread coil repair kit if you have to. But is riding without a muffler bad for the engine, or is it just bad for humanity? Its got nothing to do with performance or safety.

#4 · Jan 27, 2014.

That’s because your bike will sound sick if just yank off the stock muffler and run an open pipe. In any case, it would not be appropriate to drive a car without a complete exhaust system because ultimately, it will do its damage. Overall a very bad idea.

I Think As Long As Youre Not Running Lean With It Straight, Its Probably Not Going To Kill Anything.

The only real problem with running any engine without exhaust manifold or with an open header for that matter is backpreassure. If you are on plane and the exhaust makes some noise that bothers you, then you might want to run it out the drive. I was told by my dad (industrial mechanic) that running without an exhaust attached would cause the valves to warp, because they would cool off too fast.

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These gases take up space that should be occupied by fresh air and fuel. If you run your engine with an exhaust manifold, you can put added strain on the valve and the cracks and malfunctions will start to develop. Is it ok to run an engine without exhaust?