At least the Ford designers in 1971 gave us a choice of functional scoops or blocked off fake scoops on the Mustangs. Now there are more functional scoops than were installed by the factory thanks to reproduction parts.
You ever seen how hard it is to squeeze the handles on that tool. Much easier to use long bolt a washer and nut. It works just the same as the tool pulling the bolt outwards just like the tool pulls the threaded rod fixture.......
Not that I disagree with the 80% load rule everyone seems glued to but. If the manufacturer says 6000 pounds in the specs and someone has an accident causing who knows what hauling 5995 pounds the manufacturer would be blameless. My logic would tell me that the manufacturer is already allowing...