Re: Iso 5-7 blade mechanical fan blade
A 6-blade rigid fan is a HP robber. Look at this dyno test from Car Craft.
http://www.network54.com/Forum/21565...+Fan+Dyno+Test
A clutch fan was closest to electric fan or no fan at all.
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'83 K20-TPI
'73 C10
'79 C10-ex-diesel(SOLD)
'07 Tahoe(Son driving)
'14 Suburban-DD
'71 C10-current project
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