So I went looking and hers what I found:
NHRA requires POSITIVE side, but stock car sanctioning bodies require NEGATIVE
https://www.hotrod.com/articles/kill...e-or-negative/
Lots RV forum sites use the positive side and site the break away as an example if the person forgets to turn it back "off" before towing.
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2012 Copper Canyon 273FWRET being towed by a 1994 Ford F350 CC,LB,Dually diesel.
Airlift 5000 bags, Prodigy brake control, 5 gauges on the pillar.Used to tow a '97 Jayco 323RKS.
Now an RVIA registered tech. Retired from Law enforcement in 2008 after 25+ yrs.
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