This engine retains the cutting-edge features that powered our team to victory on the world’s toughest tracks, continuing the legacy established by the exclusive gold edition.

Revolutionary Design by Mario Rossi Each 721 SUPERVELOCE PRO-X Factory Team™ engine benefits from the expertise of Mario Rossi, ensuring unmatched performance:

• Ultra Tuned Crankshaft and Sleeve: Special tuning by Mario Rossi significantly increases engine power while maintaining excellent fuel mileage. The crankshaft is hand-rebalanced to minimize vibration at high speeds.

• RTX Rotating Backplate: Reduces friction between the connecting rod and backplate, improving stability at idle, boosting engine power, and optimizing fuel efficiency for extended runtime.

• New Cooling Head Design: Features a lower center of gravity for enhanced car handling, superior aerodynamics for reduced drag, and improved cooling efficiency.

• High-Protection Bearings: Includes a double-seal front bearing for durability and stability, along with a 9-ball rear ceramic bearing for reliability under extreme conditions.

Performance Tailored for Champions The 721 SUPERVELOCE PRO-X Factory Team™ engine is built for competitive racing, combining raw power with smooth drivability:

• Linear Power Delivery: Thanks to the Extra Tuning by Mario Rossi, the engine offers exceptional drivability while delivering top-tier performance.

• Optimized for Buggy: Designed for 1/8 scale vehicles, this engine excels on tracks where power is the key to success.

• Fuel Efficiency: Our primary goal was to develop a high-speed engine capable of exceptional fuel mileage, setting it apart from competitors by ensuring fewer pit stops and consistently longer runtimes on the track.