--- product_id: 644598439 title: "Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001" brand: "xcwt" price: "£18.18" currency: GBP in_stock: true reviews_count: 7 category: "Xcwt" url: https://www.desertcart.co.uk/products/644598439-outboard-motor-flush-plug-for-mercury-boat-engine-quick-flushing store_origin: GB region: United Kingdom --- # Leak-proof flush port seal Easy, tool-free installation Fits Mercury 75-500HP & V10 models Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001 **Brand:** xcwt **Price:** £18.18 **Availability:** ✅ In Stock ## Summary > ⚓ Keep your Mercury engine fresh and flawless—flush like a pro! ## Quick Answers - **What is this?** Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001 by xcwt - **How much does it cost?** £18.18 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/644598439-outboard-motor-flush-plug-for-mercury-boat-engine-quick-flushing) ## Best For - xcwt enthusiasts ## Why This Product - Trusted xcwt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Leak-Proof Seal:** Ensures no water or cleaning agents escape during flushing for maximum safety - • **Precision OEM Fit:** Seamlessly replaces Mercury part #22-888958001 for perfect compatibility - • **Durable Polypropylene Build:** Crafted from high-quality PP for long-lasting, corrosion-resistant performance - • **Ultimate Flush Port Protection:** Blocks dirt and debris to safeguard your engine’s cooling system - • **Quick & Hassle-Free Installation:** Swap out your old flush plug in seconds—no tools required ## Overview This Outboard Motor Flush Plug is a direct replacement for Mercury Marine Verado, Pro XS, FourStroke, and SeaPro 75HP-500HP & V10 outboard engines. Made from durable polypropylene, it provides a secure, leak-proof seal to protect the flush port from contaminants while enabling quick and easy flushing maintenance. Engineered for perfect OEM fit and long-lasting performance, it’s a must-have for every Mercury boat owner aiming to preserve engine health and efficiency. ## Description Product description Outboard Quick Flush Plug Replacement for Mercury Marine Quicksilver Boat Engine Motor The flush port is an essential interface used for cleaning the internal components of your outboard motor's cooling system or other parts. With this water flush plug in place, you can rest assured that the flush port remains shielded from external elements such as dirt, debris, and other contaminants. This protection helps maintain the cleanliness and optimal functioning of your motor's cooling system, ensuring its longevity and performance. Not only does this boat flush adapter provide protection, but it also ensures a secure and leak-proof fit. The design of the adapter plug allows it to securely seal the flush port, preventing any water or cleaning agents from leaking out during the flushing process. This feature ensures both the safety and effectiveness of the flushing procedure. Installing this replacement cover is a breeze. Designed to be user-friendly, it allows for easy installation, enabling you to quickly replace the old or damaged flushing plug with your Mercury Marine part. Invest in our high-quality outboard flush adapter plug and enjoy the peace of mind that comes with using a reliable, and durable product. Keep your outboard engine in top shape by protecting its flush port with this essential flushing plug. Crafted from high-quality PP (polypropylene) material, this flushing adapter is specifically designed to protect the flush port of your Mercury outboard engine, including Mercury Marine Verado, Pro XS, FourStroke, and SeaPro series 75HP - 500HP & V10 models 65 HP EFI Jet - 2B095049 & Up 75 HP EFI - 2B095049 & Up 75 HP EFI SeaPro - 2B095049 & Up 80 HP EFI - 2B095049 & Up 80 HP EFI Jet - 2B095049 & Up 90 HP EFI - 2B095049 & Up 90 HP EFI SeaPro - 2B095049 & Up 100 HP EFI - 2B095049 & Up 115 HP EFI - 2B095049 & Up 115 HP EFI Pro XS - 2B225488 & Up 115 HP EFI SeaPro - 2B095049 & Up 135 HP EFI - 2B131942 & Up 135 HP EFI Verado 4-Stroke 4 CYL - 0P419487 THRU 0P464487, 0P464488 THRU 0P514868, 0P514869 THRU 0P593020, 1B227000 THRU 1B381711, 1B381712 THRU 1B517158, 1B517159 THRU 2B576734 150 HP EFI - 1B905505 & Up 150 HP EFI Pro XS - 2B550139 & Up 150 HP EFI SeaPro - 2B139139 & Up 150 HP EFI Verado 4-Stroke 4 CYL - 0P419487 THRU 0P464487, 0P464488 THRU 0P514868, 0P514869 THRU 0P593020, 1B227000 THRU 1B381711, 1B381712 THRU 1B517158, 1B517159 THRU 2B576734 175 HP 3.4L V6 - 2B529482 & Up 175 HP EFI Verado 4-Stroke 4 CYL - 0P419487 THRU 0P464487, 0P464488 THRU 0P514868, 0P514869 THRU 0P593020, 1B227000 THRU 1B381711, 1B381712 THRU 1B517158, 1B517159 THRU 2B576734 200 HP Pro Verado 4-Stroke 6 CYL - 2B144123 THRU 2B577715 200 HP Verado 4-Stroke 4 CYL - 0P514869 THRU 0P593020, 1B517159 THRU 2B576734 200 HP Verado 4-Stroke 6 CYL - 0P409357 THRU 0P464487, 0P464488 THRU 0P520552, 0P520553 THRU 2B144122, 0P520553 THRU 2B144122, 0T980000 THRU 1B226999, 1B227000 THRU 1B381711, 1B381712 THRU 1B517433, 1B517434 THRU 2B144122, 1B517434 THRU 2B144122, 2B144123 THRU 2B578935 200 APEX - 1E054353 & Up 225 HP 4.6L V8 SeaPro - 2B529482 & Up 225 HP Verado 4-Stroke 6 CYL - 0P409357 THRU 0P464487, 0P464488 THRU 0P520552, 0P520553 THRU 2B144122, 0P520553 THRU 2B144122, 0T980000 THRU 1B226999, 1B227000 THRU 1B381711, 1B381712 THRU 1B517433, 1B517434 THRU 2B144122, 1B517434 THRU 2B144122, 2B144123 THRU 2B578935 250 HP 4.6L V8 - 2B529482 & Up 250 HP 4.6L V8 SeaPro - 2B529482 & Up 250 HP Pro Verado 4-Stroke 6 CYL - 2B144123 THRU 2B577715 250 HP Verado 4-Stroke 6 CYL - 0P409357 THRU 0P464487, 0P464488 THRU 0P520552, 0P520553 THRU 2B144122, 0P520553 THRU 2B144122, 0T980000 THRU 1B226999, 1B227000 THRU 1B381711, 1B381712 THRU 1B517433, 1B517434 THRU 2B144122, 1B517434 THRU 2B144122, 2B144123 THRU 2B578935 250R HP 4.6L V8 Racing - 1E080500 & Up 275 HP Verado 4-Stroke 6 CYL - 0P409357 THRU 0P464487, 0P464488 THRU 0P520552, 0P520553 THRU 2B144122, 0P520553 THRU 2B144122, 0T980000 THRU 1B226999, 1B227000 THRU 1B381711, 1B381712 THRU 1B517433, 1B517434 THRU 2B144122, 1B517434 THRU 2B144122, 2B144123 THRU 2B578935 300 HP 4.6L V8 - 2B529482 & Up 300 HP 4.6L V8 SeaPro - 2B529482 & Up 300 HP Pro Verado 4-Stroke 6 CYL - 2B144123 THRU 2B577715 300 HP Verado 4-Stroke 6 CYL - 0P520553 THRU 2B144122, 0P520553 THRU 2B144122, 1B517434 THRU 2B144122, 1B517434 THRU 2B144122, 2B144123 THRU 2B578935 300R HP 4.6L V8 Racing - 1E080500 & Up 300R HP 4.6L V8 AMS Racing - 1E081459 & Up 350 HP 2.6L L6 Pro Verado 4-Stroke - 2B141124 THRU 3B342962 350 HP 2.6L L6 Verado 4-Stroke - 2B141617 THRU 3B342962 360 APEX - 1E054247 THRU 99999999999999999 400 HP 2.6L L6 Verado 4-Stroke - 2B618256 THRU 3B342962 400R HP 2.6L L6 Racing - 2B141124 THRU 3B342962 400R HP 5.7L V10 Verado 4-Stroke Racing - 3B272954 & Up 450R HP 4.6L V8 Racing - 1E083006 & Up Review: Good replacement - Fits my 150 seapro perfectly Review: Perfect fit - Same as OEM flush plug. Perfect. ## Features - Replacement Parts: This outboard motor flush port plug fits Mercury Marine Verado, Pro XS, 4 stroke, and SeaPro series 75HP - 500HP & V10 models boat engine. The flushing adapter cap replaces Mercury Marine boat parts # 22 888958001 flush plug. - Protect Flush Port: The flush plug effectively safeguards the flush port from external elements, preventing dirt, debris, and other contaminants from entering and potentially damaging the cooling system or other components of your Mercury Marine outboard. - Secure and Leak-Proof: Designed to securely fit and seal outboard water flush port, the adapter plug prevents any leakage of water or cleaning agents during the flushing process, ensuring safety and effectiveness. - Easy Installation: The water flushing plug is designed for easy installation, allowing you to quickly and effortlessly replace the old or damaged adapter with your Mercury Marine parts. - High-Quality Material: Made from durable PP (polypropylene) material, ensuring long-lasting performance and protection for your outboard engine's flush port. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D8BKPVBH | | Best Sellers Rank | #137,683 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #65 in Boat Engine Motor Flushers | | Brand | XCWT | | Brand Name | XCWT | | Color | Black Flush Adapter for Mercury Outboard Motor | | Customer Reviews | 4.4 out of 5 stars 18 Reviews | | Engine Type | 4 Stroke | | Fuel Type | Gasoline | | Included Components | 22-888958001 Quick Flush Plug for Mercury Outboard | | Item Type Name | Motor Flushing Adapter for Mercury Marine Boat Engine | | Item Weight | 0.01 Kilograms | | Manufacturer | Goldenpeak | | Manufacturer Part Number | 22 888958001 Quick Flushing Adapter | | Manufacturer Warranty Description | 1 Year Manufacturer | | Material | PP | | Material Type | PP | | Maximum Horsepower | 500 Horsepower | | Model Number | 22-888958001 Quick Flush Plug | | Mounting Type | Engine Mount, Flush | | OEM Equivalent Part Number | 22-888958001 | ## Product Details - **Brand:** XCWT - **Color:** Black Flush Adapter for Mercury Outboard Motor - **Engine Type:** 4 Stroke - **Item Weight:** 0.01 Kilograms - **Material:** PP ## Images ![Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001 - Image 1](https://m.media-amazon.com/images/I/61HC8mPTwML.jpg) ![Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001 - Image 2](https://m.media-amazon.com/images/I/716X+MkjCJL.jpg) ![Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001 - Image 3](https://m.media-amazon.com/images/I/71itFhMgQpL.jpg) ![Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001 - Image 4](https://m.media-amazon.com/images/I/610plQojVyL.jpg) ![Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001 - Image 5](https://m.media-amazon.com/images/I/71ajuloDDCL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good replacement *by M***H on March 16, 2026* Fits my 150 seapro perfectly ### ⭐⭐⭐⭐⭐ Perfect fit *by B***B on August 4, 2025* Same as OEM flush plug. Perfect. ### ⭐⭐⭐⭐⭐ As original *by S***C on July 12, 2025* Excellent fit ## Frequently Bought Together - Outboard Motor Flush Plug for Mercury - Boat Engine Quick Flushing Adapter Replacement for Mercury Marine Verado Pro XS FourStroke SeaPro 75HP-500HP & V10 Outboard, Replace Parts # 22-888958001 - Outboard Quick Connect Flush Kit for Mercury, Suzuki, Yamaha & Honda Boat Engines - Marine Flush Adapter with Cowling Gasket Seal & Quick Connect - UV Stable & Durable Glass Filled Nylon Material - Trdzi Outboard Flush Plug for Mercury Boat Engine Plug for Mercury Jet, Fei and Verado All 4 Stroke Outboard Engines Boat Quick Flushing Adapter Flush Port Quick Connect # 22-888958001 Plug --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/644598439-outboard-motor-flush-plug-for-mercury-boat-engine-quick-flushing](https://www.desertcart.co.uk/products/644598439-outboard-motor-flush-plug-for-mercury-boat-engine-quick-flushing) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-19*