Slipstreamer

"He headed the leading group over the col, class riders every one, no wheel-suckers keeping the shade of the men doing the work. 'Never gets a tan', they say of the slipstreamers."

"Men are slipstreamers, David. Did you ever see a car follow close behind a big truck to take advantage of the windbreak to make the driving easier? That's the way people are. They'll follow so close they can't see six inches beyond their noses, as long as it makes things easier. And the schools and the teachers are the biggest windbreaks of all."

"Boca was what was known as a slipstreamer track. The long straightaways gave rise to the phenomenon known as slipstreaming, which was the partial vacuum created by the lead car as it reached the high speeds possible on the track. This vacuum created behind the lead car gave the second driver an advantage, for he could profit by the lack of air resistance to take the lead himself."

""Britain is soaring into the future with a wealth of talented science fiction writers”—Zenith's blurb overstates the case; but it could be truthfully said that "Britain is motoring sedately into a retro-eclectic fantasyland with a talented clique of slipstreamers and true-quill weirdos.""