[Shotimes] Re: synthetic oil and oil pressure and race fuel

[Paul Nimz]

So why not cool the coolant before it goes through the oil/water cooler?


Paul


On 7/29/2005 7:51:48 AM, Zach Leahy (leahyz@gmail.com) wrote:
> Not sur eon the original post, but I am running an external air/oil
> cooler in addition to a remote filter.  After all the lines are added,
> and the cooler and FL1A filter, the capacity is 7.5qts!  That alone is
> really nice.
>
> Running with Mobil 1 5W30 at the track I saw oil temps standing right
> at 250 F.  Water temps were not quite as high, about 20 degrees
> behind.  While the oil/water cooler is more effective than the oil air
> as you mentioned it has limitations, and it also only works when the
> oil temp is lower than the water.  around town idling (stuck in
> traffic jam) the water temp can exceed the oil temp, and then your
> oil/water cooler is actually heating up the oil.
>
> The external oil/air cooler makes a difference, albeit not huge, but
> it's not a huge cooler either.  It fits nicely (with some rigging and
> hole saw work) right behind the Ford oval on the front.  (mine does,
> any bigger and it won't.
>
>
> The drop in oil temp has not been unrealistically huge, but it helps
> some.  I am measuring my oil temp in the pan, near the exhaust, so I
> may have slightly higher numbers due to exhaust and catalyst heat
> bleeding over.  Hard to say exac