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Old 08-11-2020, 10:01 AM   #5
jackson
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Join Date: Sep 2010
Location: Lincoln, Nebraska
Posts: 54
Default Re: Won't go into overdrive when hot.

Quote:
Originally Posted by donald1950 View Post
make sure the wire from the relay to the solenoid is 12 ga wire. smaller gauge wire may overheat and increase resistance in that wire causing the symphonic you are having.... dont ask how many hours i spent tracing that down....
Thanks..... I built a new OD wiring harness, but “downsized” wires for 12 volt system. I’ll try your suggestion.

Jackson
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1950 Mercury mild custom. Original flathead, re-built, bored .040 over, Max-1 cam, Offy heads, Edelbrock super duel with Stromberg 48s.
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