Most chain saws have an automatic oiler the is run by mechanical means or engine vacuum. A few have only a manual oiler that must be pushed. Some have both. Necessary for all is the filling of the...
I most likely corresponds to the chain's drive pitch or gauge or another special characteristic of that specific chain. First figure out who makes the chain, then consult a guide to their markings,...
The dismantle bolts are back toward the motor. Best you get some local help to learn how to adjust the tension and oiling to prevent future early failures.
Depends on what kind of vehicle it is. On most you have to drop the oil pan, pull the water pump, pull the valve covers and sometimes the heads, but not always, and
pull the timing chain cover to...