April 26th, 2023, 03:36 PM
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Junior Member
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Join Date: Nov 2020
Location: San Jose
Truck: 1964 GMC C1000
Posts: 29
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Rep Power: 37
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Re: Radio opening and knob spacing
here is my opening, knobs appear to be drilled at 5", I believe stock radios for 64-66 are 6-1/4. What is the correct opening size for 60-63 GMC trucks?
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