I've always heard it called "Short Shifting". Used in racing, like the old
Indy cars, to conserve fuel.
Behold Beware Believe
: >>jmc wrote:
: >>> Had a fellow tell me today that, if I accelerate quickly, but avoid
: >>> gear and shift directly from 3rd to 5th I'll get better gas mileage.
: >>> I'd seen a thing on TV recently that suggested something similar -
: >>> to the next highest gear before you usually would, would save gas
: >>> because - not sure if I got this right - less gas is used in the
: >>> gears than in the lower?
: >>> Comments?
: >>Throwing away an available gear ratio seems backward to me.
: >ah yes. backward. you have experience in that don't you?
: >>A continually variable transmission (CVT) would have to be the best.
: >>That gives you infinite ratios, and the engine can operate at the speed
: >>where it's most efficient.
: >>Airplanes use constant speed props to do that. Add throttle, and the
: >>propeller blades twist to take a bigger bite out of the air, while
: >>engine speed remains the same.
: In semis we do that all the time..its called skip shifing.
: But it should go begin in 2nd skip 3rd shif mid rpm into 5th. from 4th
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