[JFP in PA]

Originally Posted by Topless

So in conclusion, if we have a specialty race car with no belts or pulleys, no alternator, and electrical circuits that are far more reliable than Porsche circuits, a constant speed elect. pump would be a good idea. Boxster not so much, go with the underdrive pulley instead. Ok I understand now. Thanks for your help. Diplomatic as always JFP.

Not quite: If an electrically driven, constant speed water pump was available, which it currently not the case, the M96 in your street-driven Boxster would run cooler, as would the oil; would make more power and probably (all other things being equal) live longer. But only if you understand why………………

But have a nice day anyway........................:ah: