DescriptionDesigned with a compact and neat appearance, this retro appealing engine model uses butane gas (lighter oil) as fuel with a modern water tank and gas storage tank and adopts a water-cooled circulation system, ensuring a reliable operating process.Featuring fewer moving parts to avoid wear or tear and requires minimal maintenance.This model boasts a longer single operating time and service life, making it beginner-friendly for mechanical enthusiasts. The 1/12 scale Hot air pumping engine belongs to the closed-cycle engine model, the category of external combustion engines, widely used in various places such as railways for water tank filling, public buildings, hotels, universities, shelters, urban and rural homes, and all types of factories.
