Exhaust Flappers Water Shutters Y-Pipe Fits 1982-1996 MerCruiser 807166A3

Exhaust Flappers Water Shutters Y-Pipe for MerCruiser

This exhaust flappers water shutters y-pipe assembly is a direct replacement for MerCruiser stern drive systems, designed to prevent exhaust backflow and water ingestion with OEM cross-reference 807166A3.

Overview

This exhaust flappers water shutters y-pipe assembly is a critical component for MerCruiser marine engines. It ensures proper exhaust flow and prevents water from entering the engine through the exhaust system. Designed for 1982-1996 MerCruiser models, this y-pipe with flappers and water shutters offers a reliable OEM replacement.

Built For Performance

• Directly replaces OEM part 807166A3
• Includes flappers and water shutters for complete y-pipe assembly
• Constructed from corrosion-resistant materials for marine environments
• Engineered to prevent water reversion and exhaust backflow
• Precision fit for MerCruiser 4.3L, 5.0L, 5.7L, and 7.4L engines

Fits These Machines

• for MerCruiser 4.3L
• for MerCruiser 5.0L
• for MerCruiser 5.7L
• for MerCruiser 7.4L

On-The-Job Use

• In marine exhaust systems on MerCruiser sterndrive boats
• During engine replacement or exhaust system overhaul
• To reduce risk of water ingestion when shutting down
• As part of routine maintenance on older MerCruiser models

Specs At A Glance

Good To Know

Q: Will this fit my 1990 MerCruiser 5.0L? A: This exhaust flappers water shutters y-pipe is designed for 1982-1996 MerCruiser V6 and V8 engines, including the 5.0L, but verify your specific serial number before ordering.

Q: Does this include the flapper valves? A: Yes, the assembly comes with both exhaust flappers and water shutters integrated into the y-pipe for a complete replacement.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.