REDS 521 SPORT BUGGY 5 PORT

Reds Racing all-new 521 Sport off-road engine is now available. This new engine belongs to Reds S LINE together with 721 Scuderia, Superveloce and Corsa , a new generation range of engines produced with different materials, from different suppliers and with new technologies. All assembled in-house and 100% made in Italy.
The new engine features high reliability, tuning stability and fuel mileage. Combined with specific technical changes in the porting and new materials, this 5 port engine features good power and fuel efficiency. 521 Sport guarantees an excellent performance at reasonable price.

REDS Racing 521 Sport  features a new and unique high stiffness crankcase design. It is all new materials and casting technology. The engine is produced with pressure die casting, this is a very high quality process. Previous generation R line crankcase was with gravity casting.
Every single engine is hand inspected and compression checked inside REDS Racing headquarters by Mario Rossi to achieve the highest quality standards.
It is recommendable to match the new engine only with REDS Racing original pipes, manifolds and optional parts. We advise using REDS 2143 pipe and M manifold.

SPECIFICATIONS

• Category: 1/8 Buggy and Truggy
• Displacement [cm^3]: 3,5 cm^3​
• Bore [mm]: 16,24
• Stroke [mm]  16,8
• Inlet ports: 5
• Outlet ports: 1
• Crankshaft: carbon steel
• Backplate: aluminum 
• Front ball bearing: 7x19x6 rubber seal Rear ball bearing: 14x25,4x6 Swiss made steel
• Carburetor diameter [mm]: 7.0 stock  (6.0, 6.5, 7.5 and 8.0 optional)
• Carburetor: VCX2-A aluminum, 2 needles, GEN2
• Weight [g]: 345
• Fuel consumption: >9:00 min
• Engine temperature: 110-130°C  (depending on air temperature)
• Recommended Glow plug: REDS TS3
• Recommended pipe: REDS 2143 + M Manifold or 2143 X-One pipe
• Recommended fuel: 25-30% nitro, 8-10% oil
• Break-in fuel: 12% oil