Originally Posted by JonJay
It's respectable. Jason Rovey was impressive in 2013 when he qualified his stock -8 in the 225 mph range! My point is, the original poster may have something going that that his both hurting his performance as well as causing high CHT's. The louvers are a band-aid to get temps under control but he still has either poor engine performance or high (cooling) drag, or both...