Perhaps men and women on Harleys should start attending rallies for the leftist candidates. Or as close as they can get and rev their engines while the pinkos try to give speeches.
I had the priviledge of attending a joint Freeper/Rolling Thunder rally in Fayetteville NC. We were cordoned off in a designated area perhaps 200 feet or so from the anti war code Pink gathering and podium.
The motor cyclist did just as you suggested. The result is literally Rolling Thunder.
the cops came and requested that they cease and they did. The message was however delivered