El Cheapo
Piston Broke...
In your case how about "Auto Wreckers"?
if you had 2 kids like I do Emeline and Amelia "A&E Auto" or you could use ( "Last name" Garage) either one would be good. just don't use something like "Honest Ed"
"Busted Knuckle" but there might be a copyright on it already.
THE AUTONS