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Discussion Starter #1
runing 14mm pullies
lets say 41 crank,31 blower
5.63 step up
41//31*6.63*7800 58079.8 rpm
is this correct math,please let me know.
thanks
 

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Discussion Starter #6
sorry fingers never work correct on the computer.it is a 5.63 and that whats calculated for that rpm posted
yes greek im still playin with crayons.ive redone my wall at the shop and my dimensions are correct.55000 max blower speed for f3r
weve been turning this thing way to fast
weve shifted a 8000 several times
baldy
 

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Discussion Starter #7
hey redlx,if you make the blower pully biger and the crank pully smaller it should slow the blower down

try your math with say 40*34*5.63*7800 59723

40/34*5.63*7800 51664

i think
 
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