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Terry,OH · 03-04-2023, 11:49 AM

The later fuel pump may not have the correct threaded openings for input and output. They went to NPT thread the slightly earlier pump with the filter does have the correct threaded openings with seats and will work properly if in good condition. Both pumps are identical in outward appearance.

03-04-2023, 11:49 AM	#8
Terry,OH Senior Member Join Date: May 2010 Posts: 5,186	Re: Fuel pump interchange The later fuel pump may not have the correct threaded openings for input and output. They went to NPT thread the slightly earlier pump with the filter does have the correct threaded openings with seats and will work properly if in good condition. Both pumps are identical in outward appearance.