Piper Service Letter No. 351
Applicability: Piper PA-18, PA-18A, PA-20, PA-22, PA-22-108 and PA-24
System: Fuel
Issue Date: December 23, 1960
Subject: Lubrication of Fuel Selector Valves
Summary: Instructions for applying the recommended fuel valve lubricant in the listed Piper models.
Open PDF: PIP_SL351.pdf