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In my experience (and that of others) typically the done thing to improve fuel economy with intake air is to make it warmer (blocking the grille, routing it from the engine bay rather than the outside). The reason why that works is that with petrol cars (as opposed to diesel) you have a...

Did you get the 4.7 on the 1/2 mountain range commute? Without doing anything special, for example, putting the car in neutral going down the hills, or getting to near the crest of a hill and timing the stop of your acceleration so that you are going significantly slower than the speed limit on...

Cool. I'll keep that in mind. Any figures? Edit: I can think of a few factors that could cause the real world difference. For one, the 20% increase in kerb weight for the micra. If someone is driving "normally" (without attempting to eliminate all possible stops), this will result in 20% worse...

Thanks for the help. A fair few sites list the Micra as being able to get 4.4l/100km on the highway. Notably carbuddy and environment.gov.au. Perhaps they made an error? http://www.carbuddy.com.au/car/values/specification/default.aspx?mk=NISSAN&md=MICRA&y=1995...

Hi deNs, thanks for the reply. I guess it's just perspective. I used to drive without much care for fuel economy. But now I do it just because I can, and I now get more joy out of saving money and the actual challenge of driving to save fuel. It's as interesting as anything else you can do on a...

Hi, I just joined up because I'm thinking about buying a K11 Micra (basically from the point of an ultimate low cost commuter vehicle - I need a new car). To give a bit of background, fuel economy has been an obsession of mine over the last few years. With the new purchase I'm basically trying...