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Procharged 408 G8 Guessimate?

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Old 04-05-2022, 02:08 PM
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Default Procharged 408 G8 Guessimate?

What yall think this girl will make? She will be tuned on a dynojet at around 1000ft DA and will be on E85. Set up is in a 2009 G8.

Primary parts of the build are as follows: It should be tuned by end of the week.

Lq9 408- 10.5:1 compression
LSA heads (untouched)
BTR 239/254 114+3
RCR 6L80E
Circle D triple disc 3200
Fore fuel system with ID1050x's
D1SC with a 3.4 upper and 7.65 lower = 15-16psi?
Old 04-05-2022, 10:28 PM
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720whp @13 Psi
Old 07-23-2022, 10:15 PM
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Its a combination of blower running out of steam, poor intercooler, and those LSA heads being untouched. That wing in the intake port is **** poor, get rid of it!



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