Always glad to help out fellow Bolters Frank. wink

PS - I have a PDF copy of the original Chevrolet Service Bulletin for 1966 that I could share with you if interested. It covers your truck. Send me a PM. It's only a few electrons away. grin


~ 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)