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Description
* 807166A3 Mercury Marine/Quicksilver Shutter Assembly (Pair)/205G807166A3 Mercury Marine Quicksilver Shutter Assembly (Pair) Item Supersession Chain: Water shutter 807166A3 is For use on various and numerous MerCruiser sterndrive installations. This shutter is 2. 5 in. diameter at the cross pin. Check your owner's manual or parts manual for exact fitment. Also known as a water flapper, the shutter is open for exhaust to exit the engine and closes when the engine is not running to keep water from flowing back to the
807166A3 Mercury Marine/Quicksilver Shutter Assembly (Pair)/
Item Supersession Chain:Water shutter 807166A3 is For use on various and numerous MerCruiser sterndrive installations. This shutter is 2.5 in. diameter at the cross pin. Check your owner's manual or parts manual for exact fitment. Also known as a water flapper, the shutter is open for exhaust to exit the engine and closes when the engine is not running to keep water from flowing back to the engine causing corrosion or serious damage to the engine. Fits inline inside the exhaust system for sterndrive installations. Installed downstream of the flexible union between the elbow and Y-pipe. See your owner's manual or service manual for specific application and instructions.
- Acts as a flexible check valve to stop water from returning up the exhaust system to the engine
- Also called a water flapper
- 2.5 in. diameter at cross pin
- Fits numerous MerCruiser sterndrive installations
- Fits inline inside the exhaust system for sterndrive installations
- Installed downstream of the flexible union between the elbow and Y-pipe
- See your owner's manual or service manual for specific applications and instructions
- The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine original equipment replacement engine parts, oils, and accessories, but also works to serve all original equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection, and peace of mind.
| Row | Class | Part Number | SS Level | Disp | Description |
|---|---|---|---|---|---|
| 1 | 807166A3 | 00 | ACT | SHUTTER ASY(PAIR) | |
| 2 | 14348 | 01 | SS | WATER SHUTTER | |
| 3 | 14348A1 | 01 | SS | SHUTTER ASY-WATER | |
| 4 | 14348A2 | 01 | SS | SHUTTER KIT-WATER | |
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4.2 ★★★★★
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Product Reviews
★★★★★ 5
A Thoughtful Look at Healing Beyond the Physical
Format: Kindle
The Energy Code invites you to slow down and view health from a completely different angle, rather than focusing only on symptoms or surface-level fixes. The book presents a deeper question: What if the body is responding to something happening beneath the surface?
The book doesn't dismiss conventional medicine or make bold claims; it simply opens the door to another layer of understanding. It explores how emotional patterns, energy imbalances, and unresolved stress might show up physically, and it does so in a way that feels thoughtful rather than extreme.
The symptom guide encourages reflection, not fear, and helps you see possible connections between what your body is experiencing and what might be going on internally. Even if you don't agree with every idea, it's hard not to find moments that make you pause and think.
If you're open to holistic perspectives and want to explore healing from the inside out, The Energy Code offers an insightful and reflective place to start.
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Reviewed in the United States on January 3, 2026
★★★★★ 5
Bridge Between Energy Work and Nervous System Healing
Format: Kindle
I’ve been trained in Reiki and am certified in breathwork, which drew me to this book. The connection the author makes between suppressed emotions, nervous system dysregulation, and physical symptoms is impressive. In my own work with energy and breath, I’ve seen firsthand how unresolved experiences become stored in the body. This book explains why that happens. The explanation of energetic blockages and the chakra system are accurate and explained well. There is an emphasis on safety and nervous system support, which is essential in breathwork and trauma-informed healing. The symptom guide is also thorough and helps you decide where and what you need to work on. Highly recommended.
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Reviewed in the United States on February 21, 2026
★★★★★ 4
What Your Body Is Telling You
Format: Kindle
This book makes a strong impression right from the start. The tone is calm and steady, and it never feels like it’s trying to scare you or sell quick answers. Instead, the author takes a simple, grounded approach to understanding physical sensations and why they show up in daily life. The book connects stress, emotions, and the body. These ideas can sound complicated, but here they’re explained in plain language that makes sense right away. You don’t need any special background to follow along, just a willingness to pay attention. The book doesn’t preach or push a strict method. It encourages awareness rather than control, which feels refreshing. It gives you space to reflect and notice patterns without judgment. Overall, this is a thoughtful and approachable read that feels supportive without being soft.
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Reviewed in the United States on January 18, 2026
★★★★★ 5
empowering
Format: Kindle
The Energy Code offers a thought-provoking look at healing from a mind-body perspective. I appreciated how it encourages readers to see symptoms not as enemies, but as signals worth listening to. The breathwork and grounding exercises were practical and surprisingly calming. That said, some concepts lean heavily into spiritual language, which may not resonate with everyone. Overall, it’s an empowering read if you’re open to exploring healing beyond traditional medicine and want to take a more active role in understanding your body.
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Reviewed in the United States on February 13, 2026
★★★★★ 5
Great Resource for Holistic Healing
Format: Kindle
When I came across this book it reminded me of Louise Hayes “You Can Heal Your Life”. It addresses many issues that manifest physically in the body and how to release it by releasing the emotional energetic aspect that relates to it by knowing the cause, it provides a solution along with key words for energetic healing and a strengthening affirmation and tips. Some ailments or issues listed I was surprised to see as one would think you can’t do anything about it, but you can - and the author makes clear from the beginning this book is not a substitute for medical advice or treatment but rather to complement it and to provide alternative options for those who want to take a holistic approach.
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Reviewed in the United States on December 21, 2025