I remove the external oil pump and it is pumping in a bucket but it will not pump mounted on the motor is there diagram showing the oil pump
Serial number? Are you talking about the gear pump on the back? Are you sure the pump drive coupling is turning the pumps?
I tryed miveing gear in block it seen to be on and gear on pump ok ,,do I need to prim oil pump to
How do I ck see if gear is working rite.