I had to replace the side window after it cracked starting from the rivets
attaching the Kool-Skoop. I won't have another one.

Rivets? Both of mine have been installed with (extremely strong)
double-backed tape.

I would NEVER drill holes in the side window to install a Kool Scoop.
--
Jay Honeck
Iowa City, IA
Pathfinder N56993
www.AlexisParkInn.com
"Your Aviation Destination"