REDS has introduced the new nitro off-road engine 721 Corsa with a 7 port, based on S Line 721 Scuderia. The Reds Racing objective was to release a new engine similar to 721 Scuderia at a reasonable price. Both engines feature high reliability, tuning stability and great fuel mileage.

REDS new generation engines are produced with different materials, from different suppliers and with new technologies. S line engines feature new materials for piston, sleeve and crankcase in order to optimize thermal expansion and improve power. Below the differences between the 721 Corsa and the 721 Scuderia.

Reds racing 721 Corsa

• Crankshaft Balanced Steel.
• Rear Bearing Steel made in Switzerland.
• Front Bearing Made in Japan.
• Backplate Aluminum.
• Ports 7.
• Backplate Aluminum.
• Carburetor VCX2-A Aluminum Short needle.

Reds racing 721 Scuderia

• Crankshaft Balanced DLC Coated.
• Rear Bearing Ceramic made in Switzerland.
• Front Bearing Made in Japan.
• Backplate DLC Diamond Coating.
• Ports 7.
• Backplate DLC Diamond Coating.
• Carburetor VCX2-A Aluminum Short needle.

Source: reds-racing.com