Quote:
Originally Posted by manimal
TH400 has more drag than the th350,thus creating more heat. It is the strongest of the two. But the th350 is by far no slouch. If you have it, use it. JMO
-Lance
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With this no real need to change unless your after some real big power and such. This is not the link I mentioned but it's got alittle info on at least the gear ratio differences. I must have lost the link I had. Check it out.
LINK