Exhaust Water Shutter Assembly – Fits MerCruiser Diesel 3.0L, 3.6L, 4.2L Engines (Replaces 807166A3) 120-300HP It indicates that an engine

It indicates that an engine meets the California Air Resources Board (CARB) 2008 exhaust emission standards

Yamaha 68V-13761-00-00 and 68V-8A360-00-00

and reduces boat bow rise

V6 130+ 2-Stroke 1979 & Up 391538 Johnson/Evinrude V4 130 2-Stroke 1994–2000 5001593 Model 25 Johnson/Evinrude V4 135 2-Stroke 2001 5001593 Model 25 Johnson/Evinrude V4

Exhaust Water Shutter Assembly – Fits MerCruiser Diesel 3.0L, 3.6L, 4.2L Engines (Replaces 807166A3) 120-300HP It indicates that an engineProduct Details This Exhaust Water Shutter Assembly is designed for MerCruiser Diesel engines including the 3. 0L, 3. 6L, and 4. 2L series models manufactured between 1992 and 1995. It features a butterfly style water flapper design that provides a direct fit replacement for the exhaust Y pipe, preventing water from entering the engine through the exhaust. It serves as a direct replacement for Mercury Marine 807166A3, Sierra 18 2732 9, and GLM 89170.