How are pistons engineered so that thermal expansion doesn't cause too much friction or break the piston's airtight seal? - Quora
![On the tribo-dynamic interactions between piston skirt-liner system and pin assembly in a gasoline engine - ScienceDirect On the tribo-dynamic interactions between piston skirt-liner system and pin assembly in a gasoline engine - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0094114X21002548-gr1.jpg)
On the tribo-dynamic interactions between piston skirt-liner system and pin assembly in a gasoline engine - ScienceDirect
![Comparative study on the friction behaviour of piston/bore interface technologies | Automotive and Engine Technology Comparative study on the friction behaviour of piston/bore interface technologies | Automotive and Engine Technology](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs41104-019-00045-x/MediaObjects/41104_2019_45_Fig1_HTML.png)
Comparative study on the friction behaviour of piston/bore interface technologies | Automotive and Engine Technology
![State the function of the following for an IC Engine piston.i) Ribs ii) Piston rings iii) Piston skirt iv) Piston pin State the function of the following for an IC Engine piston.i) Ribs ii) Piston rings iii) Piston skirt iv) Piston pin](https://i.imgur.com/1gBCaru.jpg)