Bigger throttle body for the 422?
Aug 5, 2004 | 02:24 PM
#2
Adkoonerstrator
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From: Deep in the seedy underworld of Koonerville
It seems the 90 MM FAST intake and TB setup is worth about 20rwhp on a big motor over a standard LS6. A p&p TB will do fine but, there will be power left in a bigger TB if you ever want to put one of those intakes on. 
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