Mould King F488 3.9L V8 Engine

2718 PCS

【Build Your Own Engine Model】 This 3.9-liter twin-turbo V8 engine is renowned for its exceptional performance and innovative engineering. Featuring dual turbochargers that enhance air intake and power output, the eight cylinders are arranged in a V-shape for authentic mechanical accuracy.

【Building Science Educational Toys】 Equipped with an XL engine and a 9V battery box, this model achieves high power output within a compact structure. The drivetrain uses precise piston motion, and the gear lever lets you adjust speed and chain tension for a dynamic experience.

【STEM Building Kit】 Each set contains carefully sorted and securely packed components with step-by-step assembly instructions. Compatible with most mainstream building blocks, it encourages problem-solving, collaboration, and creativity—perfect for family learning time.

【Best Educational Gift】 An excellent gift choice for children and adults alike—ideal for birthdays, Father’s Day, Valentine’s Day, or holidays. The pieces connect firmly and are easy to assemble, providing both challenge and satisfaction at an affordable price.

【Quality Guarantee】 Every kit is machine-inspected and manually verified through triple quality checks. In case of missing parts, simply contact us and we’ll send replacements promptly and free of charge.