Company Builds Powerful 500cc 'One-Stroke' Engine, Immediately Installs It in a MiataCompany Builds Powerful 500cc 'One-Stroke' Engine, Immediately Installs it in a Miata - The Drive
thedrive.comSubmitted by thedrive9330 in technology
INNengine's half-liter opposed-piston engine makes 120 horsepower in an ultra-compact, super-efficient package.