> I remember in one of his tuning books, David Vizard mentioned that
>the blades on a plastic fan are usually aerodynamically shaped, which makes
>them a little more efficient (in both air and noise volume). The problem
>is that plastic ones aren't strong enough to turn the motor over with,
>whereas the metal ones sometimes are (well, at least on some of my minis
I don't know about that. I've turned my engine many times with the
plastic fan. You just have to grab the blade at the base of it.
Best have the iodine around to treat your knuckles with afterwards.
The radiator works quite well as a skin grater. :-)
Tim
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