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Old 06-16-2011, 01:04 PM
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chassis dyno hp to engine hp

is there a way to work out the approximate engine horsepower from the reading on a chassis dyno,,,just had mine on the chassis dyno and would like to know what the motor is making.. th400 full manual with brake,, 3800 neal chance converter, 9 inch with locker.. made 423 at the wheels at 7100 peak,,375 hp at 4500,, 436 torque at 4600rpm.. is it possible to know the power at flywheel

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Old 06-16-2011, 02:19 PM
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Try this calculator
enter 3200 vehicle weight
trap speed 119
results 421 hp rear wheels 497 hp flywheel
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