Four-cylinder engines are becoming more common due to less emissions and better gas mileage, but that doesn't mean they have ...

Rob Dahm is refining the unique 15.7-liter Y12 rotary engine, originally designed by Tyson Garvin as a twelve-rotor ...

Rob Dahm, notorious rotary-powered car builder, has firmly jumped into the deep end of the pool with his latest project: The ...

The 2025 Honda Trail 125 returns to the miniMoto lineup.