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Old 01-17-2021, 11:57 AM   #215
Scooby Specialist
Member#: 437670
Join Date: Jan 2016
Location: VT
2005 2.5 SC OB


Originally Posted by pcampbell View Post
Found this which is kind of interesting - Dyno of the LA Sleeves FA20 stroker with the same Vortech supercharger, also nearly identical pulley gearing that I'm about to switch to, obviously very different motor though but I don't think there is any closer comparison out there.

They are making 408whp @ 17.77psi and 6500rpm and about 440whp @ 7000rpm and ~20psi on e85.

Something interesting I noticed here. They gained nearly 100hp going from 5500rpm to 6500 rpm. I think their belt was slipping pretty badly after that ,I would have expected 500whp by 7500rpm.
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