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🚀 Introducing the 921 Speciale™

Updated: 19 hours ago

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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.


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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

 

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

  • Fuel: 16–30% nitro, 8–10% oil

  • Break-In Fuel: 12% oil

 
 
 

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