Quote:
Originally Posted by Old Tele man
...water vapor *IS* an excellent anti-knock material (as proven by WWII fighter planes), but it's presence reduces air content, which is oxygen, which means LESS power.
...that's *WHY* all the anti-knock water-injection fluids (above) also contained combustables (alcohols).
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i second with bike bob, also you would have to feed it a lot of water before you would even begin to displace air for it to be noticable. also remeber water expands when heated during the compression cycle - aiding thermoexpansion...
the reason some ppl run up to 50% methanol is because they want to be able to pull the toy hauler up long grades at the same speed as on the flats.
john deere tractors used to have bubblers like this as well