@engine.boats.and2: $1,750__This listing is for a used 2004 Mercury 90 HP 3-Cylinder Carbureted 2-Stroke 20" (L) Outboard Motor. Model number: 90ELPTO. Serial number: 1B039906. Weight - 305 lbs. 115 PSI compression on all three cylinders. New Water Pump. New Gear Oil. New Paint and Decals. Premix Only. Electric Start. Remote Steer. Power Tilt/Trim. 60-day in-house warranty #MercuryOutboard #Mercury90HP #OutboardMotor #BoatMotor #2StrokeLife