Originally Posted by
Zero_Enigma
Yah but the belt on the car is UNDER THE HOOD not exposed to UV. ON a bike the belt/chain is exposed to the elements and the dreaded UV. Yah sure the chain guard can help cover up ~50% of the belt but that's still another 50% exposed.
And under the hood it's exposed to 200degree plus temps, road contaminants, and oil. UV's a minor part of this argument.
-R