boost
Thread Starter
Pro
Joined: Feb 2005
Posts: 550
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boost
what is the rule of thumb for each pound of psi we add under boost. say we start out with 400 hp with no boost and take it to 5 psi and then to 10 psi and then to 15 psi what hp #,# would we see . tt/ sc just looking fo an averge.
Racer
Joined: Apr 2002
Posts: 259
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From: Northridge CA
Assuming the form of FI is in its efficient operating range a good rule of thumb is anywhere from 25-30rwhp per pound of intercooled boost.
