It needs to be replaced. The gasket at the junction of the gasoline pump and the axle box is too thick. The diaphragm of the pump is broken or the seal between the pump diaphragm and the upper casing of the oil pump is not tight.
The inlet and outlet valves are stuck or sealed poorly. The severe wear of the rocker arm reduces the pump membrane stroke. The pipeline from the gasoline tank to the gasoline pump is not smooth, or the pump diaphragm springs over.This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air & Fuel Delivery\Fuel Pumps & Sending Units". The seller is "enginedancer" and is located in this country: CN. This item can be shipped worldwide.