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73-87 Chevy _ GMC Trucks => 73-87 Chevy & GMC Trucks => Topic started by: chris.c20 on February 22, 2015, 11:32:00 pm

Title: 77 chevy silverado holley 80457-1 manual choke install. where to drill hole?
Post by: chris.c20 on February 22, 2015, 11:32:00 pm

im trying to hook up a manual choke in my 77 chevy silverado 3/4 ton, theres a bracket for the choke knob/cable on the bottom right hand side of the dash but no hole in the firewall. just need to know where to drill if anyone has a picture of the best area to do so? carb is a holley 80457-1

Title: Re: 77 chevy silverado holley 80457-1 manual choke install. where to drill hole?
Post by: Irish_Alley on February 23, 2015, 09:54:33 am

most times i try to find a hole thats already there. since you have a bracket installed i would assume there should be a hole already

Title: Re: 77 chevy silverado holley 80457-1 manual choke install. where to drill hole?
Post by: chris.c20 on February 23, 2015, 04:24:59 pm

nope no hole, the stereo is currently out of the truck so i have total access to see and no hole to be found....

Title: Re: 77 chevy silverado holley 80457-1 manual choke install. where to drill hole?
Post by: Irish_Alley on February 23, 2015, 04:38:04 pm

if you have to drill i would drill close to a hole that has wires that way you can measure something like 2" to the left and know theres nothing near that area

Title: Re: 77 chevy silverado holley 80457-1 manual choke install. where to drill hole?
Post by: NCali on February 28, 2015, 12:47:17 pm

put it next to the speedo cable