[Diy_efi] Using oil temp for eng temp on ait cooled bikes

[Marc Reviel]

>Hi,
>
>personally, I think y ou need both of them, as they aren't necessarily
>coupled. Imagine a crankshaft bearing that breaks down. That increases
>your oil temperture without increasing the head temp. So both of them
>will be a good indication, of what's going on in the engine.
>
>A PT1000 thermo sensor might do a good job for both. It's first of all
>linear up to tempertures of 400=B0C (and sligthly un-linear above, which
>can be corrected by software). On my VW beetle, which is aircooled
>too), I never discovered cyl. head temps above 270=B0C.


The highest I've ever seen has been 200C after several full-power 
dyno runs at 700hp on my air-cooled Porsche.  Just curious at the 
difference.





>
>Best regards
>Markus
>
>P.S.: personally: don't look too often on the temps, as it prevents you
>from going fast! The more you know, the more frigthened you are about
>the engine status :-)

-- 
Marc J. Reviel

Director of Engineering/CTO
PowerLogix
http://www.powerlogix.com

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