This is a discussion on how is bhp determined???? within the Maintenance & Performance forums, part of the General Motoring Discussions category; I was wondering how you determine the bhp when looking at a dyno graph?? Is it the clutch max power ...
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| how is bhp determined???? I was wondering how you determine the bhp when looking at a dyno graph?? Is it the clutch max power or just the max power I say my bhp is?? Check the graph for example to let me know. thanks. ![]()
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| Re: how is bhp determined???? Presumably the lower graph is the measured power at the wheels and the top graph is the "calculated/guessed" power at the flywheel. Manufacturers quote power at the flywheel, but they measure it directly on a bench dyno so it is accurate. Chris
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| Re: how is bhp determined???? where did you get this dyno graph from mate? I get it, from Awesome GTI website. Last edited by Petr; 13-03-2008 at 11:39. |
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| Re: how is bhp determined???? I did a search on Google for images regarding the Fabia Vrs. Its prob someones from here as it says awesome GTI at the top. Is it yours????
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| Re: how is bhp determined???? the graph is with a pd160 and green filter so can you say its given an 10bhp increase and say it 140bhp. Just wanted to know how it all works...
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| Re: how is bhp determined???? yep it's mine, also wondered about that, may be it would look different on different roller. But I was thinking you could declare the lower BHP for insurance since it is power "at the wheel" |
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| Re: how is bhp determined???? Quote:
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| Re: how is bhp determined???? Quote:
Chris
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| Re: how is bhp determined???? Insurance is interested in increase in BHP from before manufacturers figures. At that point you would need before and after runs.
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