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REDS R5T .21 Team Edition 3.0 Off-road Engine

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1.00 LBS

REDS R5T .21 Team Edition 3.0 Off-road Engine


The 2015 R5T Team Edition 3.0 - 21 Buggy 5 ports+boosters - Hand-built, Tuned and Certified by M.Rossi.R5T Team Edition 2 based with improvements for power and efficiency. High power. High fuel economy. Lightweight.

NEW Carburetor
The R5T is equipped with the new HCX - Horizontal Carb. The revolutionary carb features a differently positioned top end needle, rather than pointing diagonally upwards, it is now horizontally positioned much lower down. HCX Horizontal carb main features: higher idle stability, more precise tuning, easier access to high speed needle, higher mid/top range power.

Long StrokeThe R5T is extremely light! With 348 grams of weight is one of the lightest engines in its class. The engine has been completely redesigned to save even further weight, maintaining high performance and reliability.

Lightweight = HORSEPOWERR5T crankshaft is surprisingly strong and reliable thanks to our special steel and heat treatment. It is balanced with two high density material weights.Our special silicone filling reduces the inertia to rotation.

High performance ball bearings
The engine comes with all Swiss Made ceramic ball bearings.

Diamond backplate
Refined with a special anti-friction hard coating RDC. This coating allows to decrease conrod-backplate friction improving engine efficiency and performance.

5 ports & boostersThe ABC sleeve configuration guarantees high power at each RPM and low fuel consumption. Our flat piston, made from a high strength aluminium bar, is a true masterpiece of engineering.

HANDMADE, tuned and assembled by Mario RossiAll parts are matched, measured by Mario Rossi within certain tolerances, hand built by him personally. The engine leaves our factory with a hand inspection of all components and compression is checked.



  • RDC backplate
  • Hand balanced and modified crank by Mario Rossi
  • Ultra-light, only 348g;
  • 5 Ports hard chromed liner;
  • CNC machined billet piston;
  • New separated and cooled combustion chamber;
  • Lightweight cooling head;
  • 14mm crankshaft;
  • Knife edged aerodynamic connecting rod;
  • All Swiss Made ball bearings;
  • New long needle composite slide carburetor.
  • Mario Rossi signed Certificate of Authenticity




  • Displacement: 3,5 cc
  • Bore: 16,26 mm
  • Stroke: 16,80 mm
  • Weight: 348 g
  • Front Bearing Dim: 7x19x6
  • Rear Bearing Dim: 15x25.4x6
  • Recommended Pipe: EFRA 2104/XS, 2112/S, 2113/S




Wallie builds is the top option for any racer looking to have the best available car at the track. These kits are built to be winners and give you the best opportunity for wins and podiums.

- Wallie Builds will cover shipping charges to anyone in the US.

- Once the sale leaves beachRC and arrives at Wallie Builds we will take full responsibility for the order.

- Anything with the build will be handled by Wallie Builds.

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