Search found 5 matches

by JWR
Thu Sep 10, 2020 6:11 am
Forum: Corvair Talk
Topic: FUEL PUMP ISSUES
Replies: 14
Views: 543

Re: FUEL PUMP ISSUES

No. It looks like the issue is the US Motorworks doesn't have the dimple for the set screw, so it's possible to mount it too deep. I set the original in and marked it with a pencil, the measured the new ( replacement) one, so I could mount it at the same depth. This seems to work ok.
by JWR
Tue Sep 01, 2020 11:54 am
Forum: Corvair Talk
Topic: FUEL PUMP ISSUES
Replies: 14
Views: 543

Re: FUEL PUMP ISSUES

US Motor Works
by JWR
Fri Aug 28, 2020 12:16 pm
Forum: Corvair Talk
Topic: FUEL PUMP ISSUES
Replies: 14
Views: 543

Re: FUEL PUMP ISSUES

new unit from rock auto
by JWR
Fri Aug 28, 2020 10:48 am
Forum: Corvair Talk
Topic: FUEL PUMP ISSUES
Replies: 14
Views: 543

Re: FUEL PUMP ISSUES

High pressure not likely to be the cause of that. A ruptured pump diaphragm or defect in the other parts sound more likely. The pump can only put out about 10 PSI at the highest. Many people are able to re-tighten the 5 screws around the perimeter and be okay but be sure to keep an eye on it so you...
by JWR
Thu Aug 27, 2020 6:11 am
Forum: Corvair Talk
Topic: FUEL PUMP ISSUES
Replies: 14
Views: 543

FUEL PUMP ISSUES

Original fuel pump was leaking badly, replaced with new ( original type) mechanical fuel pump. Runs fine but started "spitting fuel from vent hole in top cover. Did I get a new one bad out of the box, or could a plugged fuel line / carburetor cause to pressure to be too high on the output side?

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