My 1999 Boxster project car took s bit longer to complete than expected. Isn't that always the case? The fuel in the tank was 16 months old and I didn't want to take any chances. This write up saved the day. I drained 10 gallons out without spilling more than a couple of drops.
Porsche Boxster Fuel Pump Replacement - 986 / 987 (1997-08) - Pelican Parts Technical Article