Sirio (#S21-BX-STI) 3.5cc Buggy 5 Ports ABC
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Suitable for Buggy.
Sirio 3.5cc Buggy
5+2 Ports ABC
For a correct setting of the sliding parts is required 15 minutes about of running in.
In course of execution keep a low rpm zone by avoiding sudden acceleration.
Mixture with nitromethan not higher of 15% is suggested.
A previous carburettor check let obtain the optimum carburation by a minimum rotating of base and speed needles.
Connect the inlet manifold and exhaust system to the drainpipe.
Connect the tank to the carburettor
Connect tank to the pressure intake of the exhaust system.
Connect carburettor to the servo control throttle
Connect drive shaft to the suitable clutch of the engine
Any joint must be made before starting and according to the instruction given by the producer of the car model on which the engine are assembled:
Connect spark plug to the provided "plug heater"
Rotate the flywheel anticlockwise (the suitable start box is suggested)
Speed in moderation up by using the radio devise-control
Close fully the carburettor.
It is two-stroke engine. Its advantages are simple structure, light weight and small volume. After adjust, the number of turns can be increase a lot.
It is very easy to clean up and repair. That engine can provide higher turns, that means the max. speed is very high.
Different from SIRIO S12 World Champion Racing Engines, SIRIO S12 Turbo World Champion Racing Engines can provide a higher speed without any adjustment.
Parts List For Sirio .21 Engine