Thread: RTU Engine
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Old 11-19-2013, 05:07 PM   #7 (permalink)
t vago
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Quote:
Originally Posted by pgfpro View Post
On my first lean burn Talon I'm sure I could of ran with a much smaller radiator maybe even without when racing it at the the drags. I would see coolant temperature drop from 200*F to 160*F at the end of a low 11 second pass on E85. But in traffic on a 95+ Summer day I would need a radiator. I'm wondering if RTU is saying in "race form only" you don't need a radiator or maybe just a small one at that?
That actually is interesting that you could do that. RTU definitely needs to clarify their claim. I don't necessarily buy that their cooled-off intake manifold idea actually improves fuel economy.

Quote:
Originally Posted by pgfpro View Post
The other thing about ethanol you can run very lean and not lose as much power compared to gasoline.
This is why I have such mixed feelings about ethanol. But that's going to veer off into verboten territory...
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