Category Archives: Heating & Cooling System

Heater Hose Removal

Today I spent some time tidying up the engine bay. I removed the old heater hose which snaked from the rear of the engine block around toward the front. The set-up was a bit curious, because there were no hoses … Continue reading

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Blue Engine Bits

This afternoon I cleaned up and painted some of the engine bits and pieces such as the generator mounting bracket, water pump pulley, and thermostat housing outlet. I wanted to return all of these part to their original factory Datsun … Continue reading

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Water Pump Removal/New Water Pump

The last thing I did today was to remove the water pump.  I plan to replace the water pump with a new one because fortunately, new aftermarket water pumps are available for the E1 engine from Gates, part #42324. The … Continue reading

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Water Pump Pulley Removal

Next I removed the water pump pulley from the water pump.  The pulley is mechanically fastened to the water pump by four long bolts that thread through the radiator fan, fan spacer, and pulley, into threaded holes in the water … Continue reading

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Thermostat Removal

This afternoon I pulled the thermostat, which I will replace.  The thermostat sits inside a housing with an integrated a water outlet.  When the engine reaches operating temperature, the thermostat opens and allows water and coolant to flow through the … Continue reading

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Fan belt removal

Next I pulled the fan belt.  The fan belt runs from the crank pulley up around the water pump pulley, and around the generator pulley.  It’s a simple set-up from before the age of power steering and air conditioning. In … Continue reading

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Radiator Fan removal and restoration

Today I spent some time removing the radiator fan, cleaning it up, and giving it a fresh coat of paint.  The fan has four blades and is composed of two metal pieces, and bolts directly to the water pump pulley. … Continue reading

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Radiator is repaired

This morning I zipped up to York before work to pick up the radiator from West York Radiator Service.  Total damage:  $58 plus tax.  Sweet.  Looks good and hopefully it will be as good as new.

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Radiator sent out for re-core

Today I dropped of the radiator to be re-cored.  Last week I tried to take it to a big place down in Baltimore called Cummins Radiator, which has been in business since 1911.  Unfortunately when I got down there it … Continue reading

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Radiator removal, part 2

Today I finally got back to working on the truck and finished pulling the radiator. Last month I removed the upper hose and mounting bolts. The lower hose was too stubborn to pull off the water pump outlet, so I … Continue reading

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