PA-001 Lycoing fuel pump alert

Bearhawk Aircraft · Monday at 1:34 PM

New Product alert on Lycoming fuel pumps. Attention 540/580 operators.

Please find PA-001 on our alerts page and review your serial numbers.

https://www.bearhawkaircraft.com/service-alerts

aabikerpilot@gmail.com · Monday at 7:55 PM

Looks like it is for all Lycombing engines 360 included

DBeaulieu · 2026-09-15T08:42:29-0400

aabikerpilot@gmail.com said:
Looks like it is for all Lycombing engines 360 included

Table 2 of the Service Bulletin No. 671A shows only HIO-360 and TIO-360 type engines possibly affected. Someone correct me if I'm not reading that right!

PA-001 Lycoing fuel pump alert

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