General description Compatible with Nissan, Tohatsu, and Mercury outboard motors, this carburetor is designed for 4-stroke engines with power ratings of 3.5HP, 4HP, 5HP, and 6HP. It replaces several part numbers, ensuring a perfect fit for various models. Technical specifications Compatible engines: Nissan Tohatsu Mercury Hyfong 3.5 HP, 4 HP, 5 HP, and 6 HP 4-stroke engines Compatible models: MFS4, MFS5, NFS4, NFS5 Compatible Mercury part numbers: 803522T, 803522T1, 803522T2, 803522T03, 803522T04-T06, 803522A04 Replaces part numbers: 3R1-03200-1, 3AS-03200-0, 3R1-03200-1-00 Compatibility and accessories Package includes: 1 carburetor Usage Please check the model and specifications before purchasing to ensure compatibility