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-   -   chassis dyno hp to engine hp (http://www.hotrodders.com/forum/chassis-dyno-hp-engine-hp-200443.html)

zephyrc 06-16-2011 01:04 PM

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

bnun12 06-16-2011 02:19 PM

Try this calculator
enter 3200 vehicle weight
trap speed 119
results 421 hp rear wheels 497 hp flywheel


http://www.wizard-racing.com/estimate2.shtml


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