Honda's lean burn environmentally is mixed. It reduces the greenhouse gases and improves the fuel economy, but with increased NO2 gases (which seems to be considered the greater evil). For this reason, I won't be suprize if Honda does not make another lean burn engine after the Insight.

61.5mpg lifetime - 82mpg in recent months

Best Run >
www.cleanmpg.com

"fanatic" is what the lazy call the dedicated