Need new motors? break a chain? brakes not work? swapping out pinions or sprockets?

Moderators: robnewyork, bassiclyLouDog, gameboy

By gentlejax2
on the left side of the MX500 is the brake cable and what? is that the engine brake cable? I just got the bike used yesterday.

needs a new brake cable for the right side(front brakes) but this am we noticed what looks like a cut cable on the left side that is not the actual brake cable.

im guessing that is engine brake...doesnt seem to prevent operation of bike .
8mm (T8F) rear wheel sprocket

Looking for a >90T and <10 in. outside diam[…]