Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions
In order to disassemble the Garelli Mosquito 38 B engine, you need to loosen the screws that fix the cylinder to the top of the engine block: once the screws have been loosened, you can proceed by disconnecting the cylinder and locating the piston inside. The piston can be freed from the connecting rod by expanding the corresponding ring and removing the appropriate pin: this way, you can disconnect the connecting rod from the engine shaft so that you can access the other internal components. By replacing the necessary parts, you can reassemble the engine and verify that it works.

Posted on 31 July 2025 by ScegliAuto

Video tutorial

Related tutorials

How to Dismantle the Garelli SSXL Engine
How to Dismantle the Garelli SSXL Engine
(Various brands) Various To dismantle the Garelli SSXL engine, you need to loosen the screws that secure the block to its housing, located in the central part of the frame: o…
How to Remove the Carburettor from the Piaggio Si - Ciao - Garelli
How to Remove the Carburettor from the Piaggio Si - Ciao - Garelli
(Various brands) Various Below are the instructions to remove and replace the carburettor of the Piaggio Si, as well as the Ciao and Garelli. First, place the central stand a…
How to disassemble the transmission pulley of the Piaggio SI
How to disassemble the transmission pulley of the Piaggio SI
(Various brands) Various Today we will see the instructions that will allow us to disassemble and replace the transmission pulley of the Piaggio SI, but also of the Ciao and …

How to Replace the Battery in a Yamaha Vino 125 Scooter?

In this tutorial, you will see how to replace the battery in a Yamaha Vino 125 scooter, a very simple and quick operation. First, ensure that the key is not inserted for safety. Then, lift the rubber mat and, using a simple cross-head screwdriver, unscrew the two screws securing the plastic cover. Once opened, disconnect both terminals, starting with the negative, and remove the battery from its housing. To fit the replacement, simply follow the reverse procedure.

Watch the video!


by ScegliAuto

More videos