Four Winds motorhome production was incorporated into Thor Motor Coach ... 21' Mini Motor Home (Class C) Rear Bathroom Yes M-21A (Ford 460) 21' Mini Motor Home (Class C) Rear Bathroom Yes M-21RB ...

This is why the Ford 460 post-1972 and into the 1980s wasn't exactly anyone's dream engine. That 365-horsepower rating from ...

Four Winds motorhome production ... chev models with vortec engine. M-21RB (Chevrolet 350) 21' Mini Motor Home (Class C) Rear Bathroom Yes M-21RB (Chevrolet 454) 21' Mini Motor Home (Class C) Rear ...