21-42658

FUEL VALVE CHECK, Quicksilver

fits: 1980–2024 MERCURY MERCRUISER 25 offers available: $6.55–$46.00
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21-42658 Comparison

21-42658 in New other (see details) Condition
photo price summary rating
QUICKSILVER MERCURY #21-42658 2 VALVE-CHECK, FREE FREIGHT Details$13.95Condition is New other (see details), QUICKSILVER MERCURY #21-42658 2 VALVE-CHECK, FREE FREIGHT, FREE SHIPPINGTop Rated100.0%
Mercury 21-42658 2 Check Valve Details$6.55Condition is New other (see details), Mercury 21-42658 2 Check Valve, shipping cost = $8.6099.9%
New Quicksilver Mercury Marine Boat OEM Check Valve Part No. 21-42658 2 Details$12.99Condition is New other (see details), New Quicksilver Mercury Marine Boat OEM Check Valve Part No. 21-42658 2, shipping cost = $3.9999.8%
Genuine Mercury Quicksilver 21-42658 Check Valve OEM NOS Details$10.00Condition is New other (see details), Genuine Mercury Quicksilver 21-42658 Check Valve OEM NOS, shipping cost = $8.75Top Rated99.9%
21-42658 NEW LOT OF 5 GENUINE OEM MERCURY QUICKSILVER CHECK VALVES LOT C2-2 Details$28.00Condition is New other (see details), 21-42658 NEW LOT OF 5 GENUINE OEM MERCURY QUICKSILVER CHECK VALVES LOT C2-2, shipping cost = $4.99Top Rated99.9%
Genuine Mercury 21-42658 Check Valve Details$14.40Condition is New other (see details), Genuine Mercury 21-42658 Check Valve, shipping cost = $19.58100.0%
Quicksilver #21-42658 Valve-Check. Details$21.00Condition is New other (see details), Quicksilver #21-42658 Valve-Check., shipping cost = $15.6099.4%
Mercury Force Sport Jet OEM Check Valve Set of 3 Details$46.00Condition is New other (see details), Mercury Force Sport Jet OEM Check Valve Set of 3, FREE SHIPPING99.6%
21-42658 in New Condition
photo price summary rating
Mercury OEM check valve new 21-42658 Details$7.99Condition is New, Mercury OEM check valve new 21-42658, shipping cost = $5.0099.8%
NEW OEM 21-42658 Mercury Quicksilver Check Valve 0810 Details$8.00Condition is New, NEW OEM 21-42658 Mercury Quicksilver Check Valve 0810, shipping cost = $5.5099.9%
NEW Genuine Mercury Quicksilver 21-42658 2 Check Valve OEM Factory Boat Part Details$14.50Top Pick! Condition is New, NEW Genuine Mercury Quicksilver 21-42658 2 Check Valve OEM Factory Boat Part, FREE SHIPPINGTop Rated100.0%
Mercury Outboard Valve Check 21 42658 5 Free Shipping! Details$14.99Top Pick! Condition is New, Mercury Outboard Valve Check 21 42658 5 Free Shipping!, FREE SHIPPING100.0%
Mercury Outboard Valve Check 21 42658 5 NEW! Free Shipping! Details$14.99Condition is New, Mercury Outboard Valve Check 21 42658 5 NEW! Free Shipping!, FREE SHIPPING100.0%
Genuine Mercury 21-42658 Check Valve OEM NOS NEW Details$10.00Condition is New, Genuine Mercury 21-42658 Check Valve OEM NOS NEW, shipping cost = $5.4099.8%
R84 Genuine Mercury Quicksilver 21-42658 Check Valve OEM New Factory Boat Parts Details$13.30Condition is New, R84 Genuine Mercury Quicksilver 21-42658 Check Valve OEM New Factory Boat Parts, shipping cost = $3.95Top Rated99.7%
Genuine Mercury Quicksilver 21-42658 Check Valve OEM NOS Details$16.99Condition is New, Genuine Mercury Quicksilver 21-42658 Check Valve OEM NOS, FREE SHIPPING99.6%
NEW QUICKSILVER MARINE CHECK VALVE PART NO. 21-42658 Details$9.00Condition is New, NEW QUICKSILVER MARINE CHECK VALVE PART NO. 21-42658, shipping cost = $8.7599.4%
New Mercury Quicksilver OEM Valve-Check # 21-42658 5 Details$14.99Condition is New, New Mercury Quicksilver OEM Valve-Check # 21-42658 5, shipping cost = $3.0099.7%
NEW Genuine Mercury Quicksilver 21-42658 5 Check Valve OEM FACTORY MARINE PARTS Details$18.50Top Pick! Condition is New, NEW Genuine Mercury Quicksilver 21-42658 5 Check Valve OEM FACTORY MARINE PARTS, FREE SHIPPINGTop Rated100.0%
NEW QUICKSILVER MARINE BOAT CHECK VALVE PART NO. 21-426585 Details$16.99Condition is New, NEW QUICKSILVER MARINE BOAT CHECK VALVE PART NO. 21-426585, shipping cost = $3.9999.8%
Mercury Outboard Check Valve Free Shipping! NEW! 21 42658 5 Details$19.99Condition is New, Mercury Outboard Check Valve Free Shipping! NEW! 21 42658 5, FREE SHIPPING100.0%
New OEM Mercury Quicksilver Valve Check # 21-42658 Details$15.99Condition is New, New OEM Mercury Quicksilver Valve Check # 21-42658, shipping cost = $5.0099.7%
R6 Genuine Mercury Quicksilver 21-42658 5 Check Valve OEM New Factory Boat Parts Details$17.96Top Pick! Condition is New, R6 Genuine Mercury Quicksilver 21-42658 5 Check Valve OEM New Factory Boat Parts, shipping cost = $4.65Top Rated99.7%
J4A Mercury Quicksilver 21-42658 5 Check Valve OEM New Factory Boat Parts Details$18.11Condition is New, J4A Mercury Quicksilver 21-42658 5 Check Valve OEM New Factory Boat Parts, shipping cost = $4.65Top Rated99.7%
NEW MERCURY QUICKSILVER OEM VALVE-CHECK # 21-42658 5 (R811) Details$16.00Condition is New, NEW MERCURY QUICKSILVER OEM VALVE-CHECK # 21-42658 5 (R811), shipping cost = $11.9599.8%
21-42658 QUICKSILVER Outboard Fuel Check Valve Mercury

The Quicksilver 21-42658 Fuel Check Valve is an essential component for Mercury Outboard Mercruiser engines manufactured between the years 1980 and 2024. This valve plays a vital role in the fuel delivery system by preventing the flow of fuel when the engine is not running, thus preventing potential fuel leaks and ensuring efficient operation.

The valve body is made of high-quality, durable materials that are resistant to corrosion and wear, ensuring long-lasting performance. The valve features a diaphragm design, which allows it to seal tightly and effectively prevent fuel flow when the engine is not running. The diaphragm is reinforced with a stainless steel spring, which provides the necessary pressure to maintain the seal and keep fuel contained within the fuel system.

The Quicksilver 21-42658 Fuel Check Valve is designed to be easy to install, making it a popular choice among boat owners and mechanics. The valve comes with clear installation instructions, and the necessary hardware is included in the package. The valve is also compatible with a wide range of Mercury Outboard Mercruiser engines, making it a versatile and reliable solution for various applications.

The Quicksilver 21-42658 Fuel Check Valve is an important investment for any Mercury Outboard Mercruiser engine owner. By preventing fuel leaks and ensuring efficient fuel delivery, this valve can help save money on fuel costs and reduce the need for costly repairs. With its durable construction, effective design, and easy installation, the Quicksilver 21-42658 Fuel Check Valve is a must-have addition to any Mercury Outboard Mercruiser engine system.

Quicksilver 21-42658 Fuel Check Valve: A Comprehensive Analysis

Introduction:

The Quicksilver 21-42658 Fuel Check Valve is a vital component in the fuel system of Mercury Outboard Mercruiser engines. This valve is designed to prevent the backflow of fuel from the tank to the engine, ensuring the efficient delivery of fuel and maintaining engine performance. In this analysis, we will discuss the pros and cons of purchasing this fuel check valve to help you make an informed decision.

Pros:

1. Ensures Proper Fuel Flow: The primary function of a fuel check valve is to ensure proper fuel flow from the tank to the engine. This Quicksilver valve is specifically designed for Mercury Outboard Mercruiser engines and is known for its effectiveness in maintaining fuel flow and engine performance.

2. Easy Installation: The fuel check valve is a relatively simple component to install. It can be installed in a short amount of time with basic tools, saving you time and money on labor costs.

3. Durability: Quicksilver is a reputable brand known for manufacturing high-quality marine components. The 21-42658 fuel check valve is no exception. It is built to withstand the harsh marine environment and is resistant to corrosion, ensuring a long service life.

4. Improves Engine Performance: By preventing fuel from flowing back into the tank, the fuel check valve ensures that the engine receives a consistent supply of fuel. This results in improved engine performance and increased fuel efficiency.

Cons:

1. Cost: While the Quicksilver 21-42658 fuel check valve offers several advantages, it can be a significant investment, especially for smaller budgets.

2. Availability: Depending on your location and the availability of marine parts suppliers, you may have difficulty finding this specific fuel check valve in stock.

3. Installation Complexity (for some): Although the installation process is relatively straightforward, some users may find it challenging to remove the old valve and install the new one.

Conclusion:

The Quicksilver 21-42658 Fuel Check Valve is an essential component for maintaining the fuel system and engine performance of Mercury Outboard Mercruiser engines. Its advantages include ensuring proper fuel flow, easy installation, durability, and improved engine performance. However, its cost and potential availability issues may be drawbacks for some users. Ultimately, the decision to purchase this fuel check valve depends on your specific needs, budget, and availability of alternatives.

Recommendation:

If you own a Mercury Outboard Mercruiser engine and are experiencing fuel delivery issues or have a worn-out fuel check valve, the Quicksilver 21-42658 Fuel Check Valve is a reliable and effective solution. Its high-quality construction, durability, and ability to improve engine performance make it a worthwhile investment for boat owners seeking to optimize their marine experience. However, if cost or availability are major concerns, it may be worth exploring alternative options or considering a rebuild or repair of your existing fuel check valve.

Details:

The image to watch on YouTube. Polaris oem inlet flat washer genesis - 7555873. Genuine Quicksilver oem check valve 21-42658, crucial for maintaining fuel system integrity in various Mercury, mariner, and Mercruiser marine engines. Spotlight: a day inside .

Prevents fuel back flow and ensures reliable engine operation. Fits: fits a broad range of Mercury/mariner outboards 25-300 hp and Mercruiser stern drive engines from 1980 -2024. Polaris new oem gasket aluminum 3083482 qty 3.

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rating: 99.1% out of 100 based on 178 user ratings.
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