[Healeys] BHP - the real figures.

[Oudesluys]

It is not uncommon to feed the oil (pressurised), coolant, electricity 
from an external source to the engine on a testbed to be able to control 
all conditions like oil pressure and temperature, coolant temperature etc..
Kees Oudesluijs


Op 31-5-2012 18:53, Chris Dimmock schreef:
> I think if the oil pump isn't in the engine, it would be a pretty short, and relatively expensive and noisy, dyno session....
> ;-)
> Sent from my iPhone
>
> On 01/06/2012, at 2:27 AM, Oudesluys<coudesluijs at chello.nl>  wrote:
>
>> Back in those days they gave the power at the flywheel, without dynamo/alternator or any electrical load, I think even without water pump and oil pump.
>> On the dyno you get the power on the rear wheels, sometimes it is calculated back to the flywheel, assuming a certain percentage of loss through the transmission. Thus the figures are not at all comparable.
>> Kees Oudesluijs
>>
>> Op 31-5-2012 17:37, Derek Job schreef:
>>> The result.
>>>
>>> Maximum power is 160 bhp at 5500 revs.
>>>
>>> Max torque is 158 ft/lbs at 3100 revs and stays flat until 4700.
>>>
>>> Torque is 140ft lbs at 1700 so there is a very broad and useable power
>>> band.
>>>
>>> I think we can safely say a stock BJ8 never produced 150 bhp!
>>>
>>> He told me that  whenever he tests classic cars there is always a very
>>> large difference between reality and the bhp figures stated at the time.
>>>
>>> Derek
>>> www.healeysix.net
>
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Kees Oudesluijs
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