Quicksilver 807166A-1 Water Shutter Assy

Quicksilver 807166A1 Water Shutter For MerCruiser V6 & V8 Engines With 2-Piece Exhaust Manifolds

Quicksilver 807166A1 Water Shutter is designed for select MerCruiser V6 and V8 engines with 2-piece exhaust manifolds. This exhaust shutter acts as a check valve to help prevent following seas or water from flowing back through the exhaust system and into the engine when the engine is off or operating at low RPM.

Built for reliable marine performance, this shutter helps protect engine components from water intrusion. Refer to your owner's manual or service manual for exact application and replacement instructions.

Product Features:

• Exhaust water shutter for select MerCruiser sterndrive and inboard engines
• Acts as a check valve to help prevent water from entering the engine through the exhaust system
• Helps protect against water intrusion when the engine is not running or at low RPM
• 2.48-inch diameter at the cross pin (hinge pin)
• Designed for select MerCruiser V6 and V8 applications
• Refer to service documentation for proper application and installation instructions

Fits:

• MerCruiser V6 & V8 engines with 2-piece exhaust manifolds (1995 and newer)

Product Details:

• Brand: Quicksilver
• Manufacturer Part Number: 807166A1
• Part Type: Water Shutter

Replaces

• Pro Marine - 65167

Frequently Asked Questions

What is the Quicksilver 807166A1 Water Shutter used for?

The Quicksilver 807166A1 Water Shutter is an exhaust water shutter for select MerCruiser V6 and V8 engines with 2-piece exhaust manifolds. It acts as a check valve to help prevent water from flowing back through the exhaust system and into the engine.

Which MerCruiser engines does the Quicksilver 807166A1 Water Shutter fit?

The Quicksilver 807166A1 is designed for select MerCruiser V6 and V8 engines with 2-piece exhaust manifolds from 1995 and newer. Verify your specific engine and exhaust manifold configuration before purchasing.

How does the Quicksilver 807166A1 Water Shutter help protect a MerCruiser engine?

The water shutter helps prevent water intrusion through the exhaust system when the engine is off or operating at low RPM. It is designed to help prevent following seas or water from flowing back through the exhaust and into the engine.

What is the diameter of the Quicksilver 807166A1 Water Shutter at the cross pin?

The Quicksilver 807166A1 Water Shutter has a 2.48-inch diameter at the cross pin, also referred to as the hinge pin. Verify this measurement against your existing component when confirming the application.

What does the Quicksilver 807166A1 Water Shutter replace?

The Quicksilver 807166A1 Water Shutter replaces Pro Marine part number 65167. Verify the replacement number along with your MerCruiser engine and exhaust manifold configuration before ordering.

Where can I find installation instructions for the Quicksilver 807166A1 Water Shutter?

The supplied product description recommends referring to the applicable owner's manual or service manual for exact application and replacement instructions. Proper application should be verified for your specific MerCruiser engine before installation.

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