Do it yourself
Frequently asked questions about cars and motorcycles

Model: Sym Jet 100
Part: Engine

It will be possible to completely disassemble the engine of the Sym Jet 100 by unscrewing all the screws that secure the engine to its housing located at the center of the frame: after freeing it from the supports, it will be necessary to unscrew the screws that secure the intake and exhaust manifolds along with the corresponding connectors. Then it will be possible to proceed by unscrewing the screws that fix the cylinder and the cylinder head, removing them from their housing: at this point, it will be possible to remove the piston from the connecting rod in order to access the crankshaft and replace all the components present internally.

Posted on 26 January 2026 by ScegliAuto

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