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At Reds Racing, we take pride in pushing the limits of innovation and developing cutting-edge technology. 🏁 That’s why we’re thrilled to introduce our latest evolution: the 921 Speciale™ competition engine for the off-road category!
As always, Reds Racing stays at the forefront of technology, and this time we’ve taken things a step further. The 921 Speciale™ is a limited-edition engine featuring:
- A completely redesigned 9-port cylinder ⚙️ to guarantee extremely linear torque
- Excellent fuel efficiency ⛽, further optimized compared to our 7-port design
- Even more torque with impressive power output 💪
- At the same time, it’s extremely drivable and easy to manage on the track 🎯
This engine represents the next level of performance, combining power, efficiency, and drivability in a unique special edition package.
Features
- New 9-port Cylinder: Higher performance, excellent fuel efficiency, great drivability with more torque
- 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
- 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
- Balanced DLC Crankshaft
Available Models
- ENBU0041: 921 Speciale™ Limited Edition
- ENBU0041B: 921 Speciale™ Limited Ed. - Pre Break-In Service by Mario Rossi
Technical Specifications
Feature Details Category 1/8 Buggy Displacement [cm³] 3.5 Bore [mm] 16.2 Stroke [mm] 16.9 Inlet Ports 9 Outlet Ports 1 Front Bearing 7x19x6 Double Seal Rear Bearing 14x25.4x6 9 Balls High-Durability Ceramic Carburetor Diameter [mm] 7.0 (Options: 6.0, 6.5, 7.5, 8.0) Carburetor Type VCX3-A Aluminum Short Needle Weight [g] 345 Fuel Consumption [min] > 9 Operating Temperature [°C] 110-130
Recommended Accessories
To maximize the performance of your 921 Speciale™ engine, we recommend pairing it with:
- Glow Plug: REDS TS4
- Exhaust System: 2143 X-ONE High Torque Plus Pipe