M17 1.6cc Mini Hit & Miss Engine Model - Brass/Stainless Steel, Wood Base, 4-Stroke Gasoline. Runs on 95# petrol (with 4% lubricant) & 4.5V battery (3×AA, not included). This exquisite mini hit & miss engine model features a 1.6cc four-stroke gasoline engine with an evaporative water-cooling design.