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Old 07-24-2014, 07:03 PM   #22
Porsche9
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Location: Chandler, AZ
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Quote:
Originally Posted by Brad Roberts View Post
Your car lies to you.. (not joking) what Porsche has the gauge reading? and what the actual temp is? Two different things. Plug in with a PIWIS one day and look at both. You'll see. The BMW guy's deal with the same issue Porsche *wants* you to believe what is on the gauge. It's BS after 195.

I mount data temp sensors within a few inches of the factory temp sensor.. so I have other info coming in. I regular see 205-215 in 2.5 race cars with 3rd radiator. The BoxsterS cars with the 3.2 will go 220 all day (but read a nice steady 195 on the gauge)

The 987's are even worse
Interesting. Do you have experience with UDPs in terms of impact on coolant temps? Guessing a lot of the 2.5 race cars have UDPs and if coolant temps was a problem would the stock pulley be better or does it even matter? Thanks.
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