While major motorcycle manufacturers produce a wide range of impressive mainstream bikes, the custom-built world of motorcycles is far stranger, with some examples that seem to break all the rules.

The idea’s surely unique, but the performance figures will leave you wanting. Diesel power is everywhere in the automotive world, as you'll find it in trucks, vans, buses, and even some SUVs. And for ...

Kawasaki is known to have a lineup of motorcycles for the public, but some of its bikes are also used by the U.S. military.

ACTION NEWS 8 REPORTER áPAUL DUDLEYáá HAS MORE NATS: ENGINE REV "IT SMELLS... IT SMELLS LIKE FRENCH FRY OIL." YOU'RE LOOKING AT A 1999 HARLEY DAVIDSON SOFTAIL... THAT RUNS ON USED VEGETABLE OIL. ALEX ...