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Heavymetl · 07-23-2014, 08:13 AM

My 347" LS dynoed 445rwhp and has knocked down 25mpg on the highway. But it's in a Camaro, which is considerably lighter and more aerodynamic.

The best path for 400rwhp and 20 mpg in a truck is LS and "hypermiler" driving techniques!

07-23-2014, 08:13 AM	#4
Heavymetl Registered User Join Date: Feb 2012 Location: Southern Ohio Posts: 292	Re: 400 rwhp and 20+ mpg? My 347" LS dynoed 445rwhp and has knocked down 25mpg on the highway. But it's in a Camaro, which is considerably lighter and more aerodynamic. The best path for 400rwhp and 20 mpg in a truck is LS and "hypermiler" driving techniques!