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**desertnick69** · 02-12-2012, 10:31 PM

Hello I have a couple trucks that look ok, but the 400 (396 +.030)?
The 350 in my 69 C-20 was very powerfull and still got decent mpg, will the 400 be the same or is it going to be 10 mpg no matter what?

02-12-2012, 10:31 PM	#1
desertnick69 Senior Member Join Date: Jan 2012 Location: Phoenix, Arizona Posts: 498	Chevy 400 Hello I have a couple trucks that look ok, but the 400 (396 +.030)? The 350 in my 69 C-20 was very powerfull and still got decent mpg, will the 400 be the same or is it going to be 10 mpg no matter what?