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Old 04-01-2010, 05:20 PM
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scoooby slayer
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Default mustang dynamometer

how accurate are they compared to dyno dynamics or dastek ?
Old 04-01-2010, 06:20 PM
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GARETH T
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as accurate as the operator wants to make them
Old 04-01-2010, 10:04 PM
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stevieturbo
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How accurate are a dynodynamics and dastek ?
Old 04-01-2010, 10:20 PM
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Originally Posted by stevieturbo
How accurate are a dynodynamics and dastek ?
i got my mate to run his 8k miles brand new car on my local dastek and the fwhp was spot on.
Old 04-01-2010, 10:26 PM
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Dynos dont do fwhp, they measure at teh wheels...and that is the only measurement that should be used.

Oddly, the UK is about the only country in the world that insists on trying to guesstimate flywheel figures though. Maybe they just cant cope with lower numbers from wheel figures.

Although then again....a lot of the US dynojet wheel figures may as well be UK fw figures lol. They do tend to read high.


A dyno is a tuning tool. Use it for tuning, and assessing any increases or decreases whilst tuning. That is where accuracy comes into the equation, and I'd like to assume all dynos are capable of that. Other than that, take any other readings with a pinch of salt.

So you can believe any dyno is accurate if you want. Just depends what the definition of accurate actually is.
Old 04-01-2010, 10:59 PM
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Originally Posted by stevieturbo
Dynos dont do fwhp, they measure at teh wheels...and that is the only measurement that should be used.

Oddly, the UK is about the only country in the world that insists on trying to guesstimate flywheel figures though. Maybe they just cant cope with lower numbers from wheel figures.

Although then again....a lot of the US dynojet wheel figures may as well be UK fw figures lol. They do tend to read high.


A dyno is a tuning tool. Use it for tuning, and assessing any increases or decreases whilst tuning. That is where accuracy comes into the equation, and I'd like to assume all dynos are capable of that. Other than that, take any other readings with a pinch of salt.

So you can believe any dyno is accurate if you want. Just depends what the definition of accurate actually is.
i completeley agree and understand that they can only measure the power at the wheels but on that occasion with that operator on a dastek it was within 1 bhp of the engines actual output.
Old 05-01-2010, 12:06 AM
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Originally Posted by GARETH T
as accurate as the operator wants to make them
LOL - So true.
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