Featured in BDIBYMáté PetrányJan 12, 2021ShareThis 400-HP, 20-Cylinder Flat-X Engine Is One of the Wildest Things in Internal CombustionAn X engine is two opposed narrow-angle V10s combined. BYMáté PetrányJan 12, 2021Share
BYMáté PetrányJan 12, 2021ShareThis 400-HP, 20-Cylinder Flat-X Engine Is One of the Wildest Things in Internal CombustionAn X engine is two opposed narrow-angle V10s combined. BYMáté PetrányJan 12, 2021Share