When it comes to aftermarket horsepower for your Revo or TMaxx, Sirio is the market leader. Sirio was first to release the hugely popular S18TX for the TMaxx years ago and now they have upped the ante one more time with the release fo the S27RE and S27 TX.

4.5cc of tire smoking power is now available for your Revo or TMaxx. Both engines are direct bolt-ins to their respective cars. The engines feature ABC 3 port piston and sleeves for amazing performance and all the Sirio quality and engineering you come to expect from an engine line that has won three consecutive World Championships.

When it comes to more power for your TMaxx or Revo, the Sirio S27RE and S27 TX are at the top of the list.

Displacement:	4.5 cc
Stroke:	N/A
Bore:	N/A
Ports:	3
Piston:	CNC
Sleeve:	ABC
Exhaust:	Rear
Weight:	367 grams
Crankshaft:	14.20mm Traxxas Type
Carburetor:	Aluminum / Slide / Single Adj.
Plug Type:	Standard