Originally posted by lluciano77
I think a 350 has the best gas mileage potential. For some reason 350 is a magic number. It is a good compromise between power and mileage. The 400 will get you more torque, but at some expense.
Thanks, lluciano77, I appreciate your response. If I don't go with a rebuilt 400, I'll go with a crate 350. Around here it's cheaper to go with a crate than with a re-build on the 350.