Did you thought about choosing for rubber or chain strap at distribution? many engines have chain , it can be more resistant and could modify the engine´s lifetime, for example…
It´s only an idea.
Cheers!
This has been discussed before (click here) and it has been decided that the additional time and effort would not be worth it due to the minimal effect on gameplay. Sorry to disappoint!
ah, ok, sorry then, didn´t read it