boats and personal watercraft, excluding air cushion vehicles; automobiles and parts thereof, namely, engines, tires, wheels, bumpers, spoilers, fenders, grilles, grille guards, bush guards, lamp stays, steps, rear ladders, under guards, tank guards, mud flaps, suspension shock absorbers, suspension springs, stabilizers, brake shoes, brake pads, brake hoses, wheel caps, wheel covers, differential gears, roof carriers, roof racks, roof boxes, steering wheels, steering bosses, horn buttons, transmissions, shift knobs, shift levers, foot rests, spare tire covers, safety bars, strut bars, lateral connecting rods other than parts of motor engines, engine mounts, sun shades, mirror cowlings, clutch covers, clutch disks, seats and seat belts; motorcycles and parts thereof, namely, engines, tires, wheels, rear view mirrors, wind shields, meter visors, number plate holders, cowlings, gas tank covers, gas tank pads, seat covers, handle covers, knuckle covers, fitted bike covers, rear carriers, namely, saddlebags and tailboxes, front baskets, tail boxes, side stands, clutches, transmissions, turn signals, fuel tanks, handles, brakes and swing arms; bicycles, electric tricycles, wheel chairs, adhesive rubber patches for repairing tires or tubes