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Old 02-21-2013, 11:45 AM   #15 (permalink)
arcosine
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Join Date: Nov 2010
Location: Chicago area
Posts: 1,138

sc1 - '98 saturn sc1
Team Saturn
90 day: 43.17 mpg (US)

Airplane Bike - '11 home built Carp line Tour

rans - '97 rans tailwind

tractor - '66 International Cub cadet 129

2002 Space Odyssey - '02 Honda Odyssey EX-L
90 day: 28.25 mpg (US)

red bug - '00 VW beetle TDI

big tractor - '66 ford 3400

red vw - '00 VW new beetle TDI
90 day: 58.42 mpg (US)
Thanks: 18
Thanked 319 Times in 217 Posts
If you look at the bsfc map, the road load runs along the 300 contour, so engine efficiency should be nearly constant between 50 and 70 mph. Maybe the torque converter has something to do with it.

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