5008503

The Johnson Evinrude OMC 5008503 Fuel Injector is a vital component designed specifically for two-stroke outboard motors with a power output of 40 to 90 horsepower. This fuel injector, manufactured by Johnson Evinrude, a leading name in marine engine technology, is engineered to deliver precise fuel injection for optimal engine performance.

The 5008503 Fuel Injector features a robust and compact design, making it an ideal addition to your outboard motor. It comes with a high-pressure fuel pump integrated into the injector body, ensuring a consistent fuel supply to the engine for smooth operation. The injector delivers fuel at a rate of up to 120 liters per hour, ensuring that your engine receives the necessary fuel for reliable and efficient performance.

This fuel injector is designed to be easily installed, with a simple plug-and-play connection system. It comes with a wiring harness that connects to the engine harness, making the installation process hassle-free. The injector is also compatible with various types of fuel, including gasoline and diesel, making it a versatile solution for different boating applications.

The 5008503 Fuel Injector is built to withstand the harsh marine environment. It is constructed from high-quality materials, including corrosion-resistant materials, ensuring that it can withstand the elements and provide long-lasting performance. The injector also features a self-cleaning nozzle, which helps to prevent fuel deposits from forming, ensuring consistent fuel delivery and optimal engine performance.

In conclusion, the Johnson Evinrude OMC 5008503 Fuel Injector is a high-performance and reliable solution for outboard motors with a power output of 40 to 90 horsepower. Its robust design, easy installation, and compatibility with various fuel types make it a versatile and practical choice for boaters. Whether you're cruising the open waters or fishing in rough seas, this fuel injector will help ensure that your engine performs at its best, providing you with a safe and enjoyable boating experience.

Johnson/Evinrude OMC 5008503 Fuel Injector: Pros, Cons, and Conclusion

The Johnson/Evinrude OMC 5008503 Fuel Injector is a commonly used component in marine engines, designed for use with 40 to 90 horsepower outboards. This injector is known for its efficiency and reliability, but like any other product, it comes with its advantages and disadvantages.

1. Improved Fuel Efficiency: The OMC 5008503 Fuel Injector delivers fuel precisely and efficiently, ensuring optimal combustion and reduced fuel consumption.

2. Enhanced Engine Performance: By providing a consistent fuel supply, this injector contributes to improved engine performance, including quicker acceleration and better overall power.

3. Durability: This injector is built to withstand harsh marine environments, making it a long-lasting solution for your outboard engine.

4. Easier Starting: The precise fuel delivery helps in easier engine starting, especially in cold weather conditions.

1. Cost: The OMC 5008503 Fuel Injector can be relatively expensive compared to some aftermarket alternatives, which may deter some users.

2. Complex Repair: If the injector fails, the repair process can be complex and costly due to the need for specialized tools and knowledge.

3. Potential Compatibility Issues: While this injector is designed for use with a wide range of Johnson and Evinrude engines, there may be compatibility issues with some models.

The Johnson/Evinrude OMC 5008503 Fuel Injector offers several advantages, including improved fuel efficiency, enhanced engine performance, and durability. However, its relatively high cost and potential compatibility issues may be concerns for some users.

If you own a Johnson or Evinrude outboard engine within the 40 to 90 horsepower range and are looking for a reliable and efficient fuel injector solution, the OMC 5008503 Fuel Injector is a strong recommendation. However, ensure that your specific engine model is compatible before making a purchase. If budget is a concern, consider exploring aftermarket alternatives, but be aware that you may sacrifice some performance and longevity.

Details:

With the model number 5008503, this assembly is designed to efficiently fuel your boats engine, ensuring optimal performance on water. The Johnson Evinrude Omc oem fuel injector assembly is a high-quality replacement part specifically designed for inboard engines in the 40-90hp range. Made by the trusted brand Johnson Evinrude Omc, this fuel injector assembly is guaranteed to deliver reliable performance.

specifications inboardfuel:

• brand: Johnson Evinrude Omc
• mpn: 5008503
• part type: Fuel Injector

offer inboardfuel:

• options: ship-to-home
• prices: $127.02–$314.26
• item condition: Used
• started: february 21, 2026
• in stock #: 5
• sold #: 9
• availability: in stock
• best offers: true

seller inboardfuel:

• rating: 99.6%
• city: wesley chapel, florida
• # reviews: 2354

payments inboardfuel:

• wallet: google-pay
• other
• credit card: mastercard

shipping inboardfuel:

• transit: 5-11 days
• service: usps ground advantage
• type: fixed
• class: standard
• carrier: usps

general inboardfuel:

• category: Boat Parts > Inboard Engines Components > Intake Fuel Systems

returns inboardfuel:

• policy: returns accepted
• paid by: seller
• time: 30 days

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