
18-7258 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $75.00 | Condition is New other (see details), CARTER SIERRA 18-7258 MARINE FUEL PUMP FOR OMC STERNDRIVE COBRA 380986 , shipping cost = $12.50 | 100.0% |
![]() | $72.99 | Top Pick! Condition is New other (see details), Sierra Marine 18-7258 OMC (GM) Fuel Pump 0380986 NOS Omc Palmer GM Block V6, shipping cost = $34.77 | 99.1% |
![]() | $99.99 | Condition is New other (see details), Sierra Marine 18-7258 Carter Fuel Pump, shipping cost = $10.24 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $54.00 | Condition is New, *NEW* 0720 Sierra Fuel Pump 18-7258 Replaces: Evinrude 380986, FREE SHIPPING | 99.8% |
![]() | $69.99 | Condition is New, Sierra 18-7258 Marine Fuel Pump Replaces OMC 380986 Sterndrive Cobra, FREE SHIPPING | 99.5% |
![]() | $84.99 | Condition is New, 18-7258 Carter Fuel Pump for GM 6414989, OMC 380986 Flange I.D # 40001, FREE SHIPPING | 99.8% |

Sierra 18-7258 Fuel Pump for GM V-6 225/OMC Engine
Description:The Sierra 18-7258 fuel pump is a top-tier replacement solution designed specifically for GM V-6 225/OMC engines. This fuel pump is an excellent choice for vehicle owners seeking reliable performance and OEM-like fitment.
Key Features:1. Engine Compatibility: The Sierra 18-7258 fuel pump is precisely engineered to work with GM V-6 225/OMC engines. This ensures a perfect fit, easy installation, and optimal engine performance.
2. Superior Build Quality: This fuel pump is manufactured using high-quality materials and advanced manufacturing techniques. It boasts a robust design, ensuring long-lasting durability and reliability.
3. Enhanced Performance: The Sierra 18-7258 fuel pump delivers an improved fuel flow rate compared to its OEM counterpart. This translates to better fuel economy, increased power output, and smoother engine operation.
4. OEM-Like Functionality: This fuel pump features OEM-like functionality, ensuring that it operates in sync with other engine components. This results in a seamless driving experience and reduced hassle.
5. Easy Installation: The Sierra 18-7258 fuel pump is designed for hassle-free installation. It comes with all necessary mounting hardware and clear installation instructions, making it an ideal choice for DIY enthusiasts and professional mechanics alike.
6. OEM-Grade Materials: The Sierra 18-7258 fuel pump is constructed using OEM-grade materials, ensuring that it meets or even exceeds the original equipment's performance and quality standards.
7. Warranty Coverage: This fuel pump comes with a comprehensive warranty, providing peace of mind and protection against manufacturing defects.
In conclusion, the Sierra 18-7258 fuel pump is an exceptional upgrade for your GM V-6 225/OMC engine. With its superior build quality, enhanced performance, easy installation, and OEM-like functionality, it offers excellent value for money while ensuring reliable engine operation.
Pros and Cons of Buying a Sierra 18-7258 Fuel Pump for GM V-6 225/OMC Engines
Introduction:The Sierra 18-7258 fuel pump is a popular aftermarket option for those seeking to replace the original equipment fuel pump in their GM V-6 225/OMC engines. In this analysis, we will discuss the advantages and disadvantages of purchasing this fuel pump to help you make an informed decision.
Pros:1. Durability: The Sierra 18-7258 fuel pump is known for its robust design, which makes it highly durable. It can handle increased fuel flow and pressure, making it an excellent choice for high-performance applications.
2. Improved Fuel Economy: This fuel pump is engineered to provide a more efficient fuel delivery system, which can lead to improved fuel economy.
3. Compatibility: The Sierra 18-7258 fuel pump is specifically designed for GM V-6 225/OMC engines, ensuring a perfect fit and eliminating the need for any additional modifications.
4. Reliability: The fuel pump's reliable operation is a significant advantage, as a failing fuel pump can lead to engine damage and costly repairs.
Cons:1. Cost: The Sierra 18-7258 fuel pump may be more expensive than some OEM or aftermarket alternatives, which could be a concern for budget-conscious consumers.
2. Complex Installation: While the fuel pump's compatibility makes the installation process simpler than some other options, it may still require some degree of mechanical expertise.
3. Potential Noise: Some users have reported that the Sierra 18-7258 fuel pump can be noisier than the stock pump, which may be a concern for those seeking a quieter driving experience.
Conclusion:The Sierra 18-7258 fuel pump offers several advantages, including improved durability, potential fuel economy gains, and reliable operation. However, it may come with a higher cost and the possibility of increased noise compared to some other options. Ultimately, the decision to purchase this fuel pump depends on your specific needs, budget, and preferences.
Recommendation:If you are looking for a fuel pump that can handle increased fuel flow and pressure, offer improved fuel economy, and provide reliable operation, the Sierra 18-7258 fuel pump is an excellent choice. However, if cost is a major concern or you prefer a quieter driving experience, you may want to explore alternative options. Ultimately, it's essential to consider your unique requirements and budget before making a decision.
Details:
Manufactured by Sierra, this fuel pump is known part number 18-7258. Replaces Omc 380986 Gm 6414989. The Sierra fuel pump is a replacement part designed for Gm/omc engines. This product ensures proper fuel delivery for optimal engine performance and efficiency.
specifications inboardfuel:
- for makes: Gm, Omc
- brand: Sierra
- mpn: 18-7258
- part type: Fuel Pump Engine
seller inboardfuel:
- rating: 100.0%
- city: lake havasu city, arizona
- # reviews: 20
returns inboardfuel:
- policy: no returns
offer inboardfuel:
- sold #: 19
- best offers: true
- availability: in stock
- started: april 11, 2025
- options: ship-to-home
- prices: $54.00–$99.99
- item condition:
- New other (see details)
- New
- in stock #: 5
shipping inboardfuel:
- service: usps ground advantage
- transit: 4-8 days
- carrier: usps
- class: standard
- type: fixed
payments inboardfuel:
- other
- wallet: google-pay
- credit card: diners-club
general inboardfuel:
- category: Boat Parts > Inboard Engines Components > Intake Fuel Systems
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