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How to Dismantle the Engine of the Aprilia RS 125?

Model: Aprilia Rs 125
Part: Engine

Video tutorial

To dismantle the engine of the Aprilia RS 125, loosen the screws that secure it to its mount: it will also be necessary to remove the collectors and connectors of the respective sensors. At this point, unscrew the bolts securing the cylinder to the top of the engine block: the piston inside can be removed from the conrod by expanding the ring and removing the pin. Now you can access the crankshaft and potentially all other components for replacement: this way, you can close the engine, ensuring it functions correctly.


Updated on 28 October 2026 by ScegliAuto


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How to replace the air filter on a Sym VF3I?

To replace the air filter on a Sym VF3I, open the underseat compartment to access the screws and disconnect the battery connectors. The battery will then need to be removed from its housing, allowing access to the components underneath. Here, you will find the filter box cover, which should be removed by unscrewing the fastening screws. Once the old filter is removed, insert the new one into its place and secure the cover with the screws. Then, reinstall the battery and close the underseat compartment.

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by ScegliAuto

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