maxin Km from my car

[DC2108]

well i like my DC2R i just wanted to know how to max it out km
but dont the rpm on down hill use pete?
oh i just finish a full tank wif no vtecing i got about 500 km
thanx guyz for the info

[string]

but dont the rpm on down hill use pete?

Do you accelerate much down hills with no throttle in gear? Then there is your answer. It will use a little, but not as much as letting it idle (i.e. neutral)