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How to overhaul the engine of the TM Racing SMR 125

Model: Tm Racing Smr 125
Part: Engine

Video tutorial

In this short and simple guide, we will see how to carry out a complete revision of the entire engine block of the TM Racing SMR 125 motorcycle. First of all, it is necessary to remove the entire engine block from the motorcycle frame, disconnecting the intake and all the wiring; then proceed to unscrew all the screws of the engine case, starting with the disassembly of the thermal group.

Then we carry out the revision of the transmission and replace all the gaskets and seals of the engine, also checking the condition of all the bearings (replace them if necessary); finally, we reassemble the engine block!


Posted on 13 July 2025 by ScegliAuto


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Watch the video!


by ScegliAuto

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