Normally the crankshaft but not always.
The oil pump drive gear, which is driven by the camshaft, drives the distributor.The oil pump drive gear, which is driven by the camshaft, drives the distributor.
in the oil pan at the bottom the distributor drives the pump
no the distrubutor drives your oil pump..
If you are asking about an automobile engine, in most cases the oil pump is driven by timing belt, so it operates whenver the engine is running.
The oil pump sits on the nose of the crankshaft under the timing system.The oil pump sits on the nose of the crankshaft under the timing system.
A keyway on the bottom of the distributor.
it ... wait for it ... DRIVES
Is sits around of the front of the crankshaft and is driven by it.
Yes it does.
timing belt
The timing chain cover IS the oil pump. You need to remove the dampener pulley (that's the pulley that drives the serpentine belt) then you can remove the timing chain cover/oil pump.
The water pump is driven by the oil pump shaft - there is a tab on the end of the oil pump shaft and there is a groove on the water pump which sits into that shaft. All shafts end up being driven by the motor.