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How do you replace the piston of the Triumph Bonneville T140?

Model: Triumph Bonneville T140
Part: Engine

Video tutorial

In order to replace the piston of the Triumph Bonneville T140, first you will need to remove the engine block from its housing in the center of the frame: you can proceed by loosening the screws of its supports and then disconnect the connectors that are connected to the engine and remove the intake and exhaust manifolds.

At this point, you can proceed by loosening the screws that attach the cylinder to the top of the engine to locate the piston: by expanding its ring and removing the pin, you can detach the piston and insert the new one.


Posted on 20 February 2025 by ScegliAuto


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Watch the video!


by ScegliAuto

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