Mickey, Glad the info proved helpful. I agree that the 1-1/2" hole sounds like overkill. How about some pics of your install to show other folks in the future how it's done? smile

Last edited by Gdads51; 08/03/2024 10:40 PM. Reason: add hole size comment

~ Dan
1951 Chevy 3 window 3100
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"My Grandpa Carl's Truck and How it Became Mine"
1966 Chevelle (Wife's Hot Rod) | 2013 Chevy Silverado (Current daily driver)
US Army MSG Retired (1977-1998) | Com Fac Maint Lead Tech Retired (1998-2021)