$$$
Referring to the assumption that the fuel burn will be "friendlier" on the wallet with a 4 cylinder vs. a 6 cylinder. However, I have my doubts on that one. I believe there have been several discussions on here comparing the two engines on a RV-4 airframe (or similar).
In fact, here is a link to one such discussion back in 2007:
http://www.vansairforce.com/community/showthread.php?t=23918&highlight=540+fuel+burn
I'm just curious- how is the fiel burn "friendlier"?
Referring to the assumption that the fuel burn will be "friendlier" on the wallet with a 4 cylinder vs. a 6 cylinder. However, I have my doubts on that one. I believe there have been several discussions on here comparing the two engines on a RV-4 airframe (or similar).
In fact, here is a link to one such discussion back in 2007:
http://www.vansairforce.com/community/showthread.php?t=23918&highlight=540+fuel+burn