Originally Posted by RV8JD
I see. In post #17 I was saying that attaching an AL plate to the rear side (backside) of the cooler, as you did, only raised the oil temps about 10°F. Placing the AL foil tape to the front of the cooler is much more effective since it blocks flow though the cooler.
Glad the pic helped.
So far that's the impression I'm getting...that if you have to block off the cooler it's more effective to block it off on the air intake side.
I think I might look into an Anti-Splat baffle and see what it takes to run a cable from that to a knob in the cockpit.