173-4647

Introducing the Caterpillar 173-4647 3126 Marine Diesel Fuel Injectors Set, a high-performance and reliable solution for powering your marine diesel engine. This set consists of four individually calibrated fuel injectors, each designed to deliver precise fuel doses for optimal engine efficiency and reduced emissions.

The Caterpillar 173-4647 3126 Marine Diesel Fuel Injectors are engineered with advanced technology, featuring a robust construction and durable materials. They are manufactured to meet the stringent specifications of the Cat Marine Diesel Engine line, ensuring seamless integration and superior performance.

Each injector in this set is equipped with a high-pressure fuel pump, capable of delivering fuel at pressures up to 2900 psi. This high-pressure fuel delivery system ensures efficient combustion and optimal power output. The injectors also come with a sophisticated fuel metering system that delivers precise quantities of fuel to the engine, reducing fuel consumption and minimizing emissions.

The fuel injectors are designed with a corrosion-resistant coating that protects them from the harsh marine environment. This coating ensures the longevity of the injectors, even in the most demanding marine applications. Additionally, the injectors are designed to be easily serviced, with replaceable components that minimize downtime and keep your engine running at peak performance.

The Caterpillar 173-4647 3126 Marine Diesel Fuel Injectors Set is backed by the Cat warranty, providing you with peace of mind and confidence in your investment. This warranty covers the injectors against manufacturing defects and ensures that you receive exceptional customer support and technical assistance from Cat dealers worldwide.

In summary, the Caterpillar 173-4647 3126 Marine Diesel Fuel Injectors Set is a high-performance and reliable solution for powering your marine diesel engine. With advanced technology, robust construction, and easy servicing, these injectors deliver precise fuel doses for optimal engine efficiency, reduced emissions, and minimized downtime. Invest in the durability, reliability, and performance of Caterpillar marine diesel fuel injectors.

Caterpillar 173-4647 3126 marine diesel fuel injectors are commonly used in marine applications due to their durability and high performance. Here are some pros and cons of buying this injector set:

1. High-performance: These injectors are designed to deliver precise fuel injection, which results in improved engine efficiency and better combustion.

2. Durability: Caterpillar is known for its robust and durable components, and these injectors are no exception. They are built to withstand the harsh marine environment.

3. OEM Quality: Buying OEM injectors ensures that you are getting genuine parts that are designed to work optimally with your engine.

4. Long Service Life: These injectors have a long service life, which reduces the frequency of replacement and saves you money in the long run.

5. Easy Installation: These injectors are designed to be easy to install, which saves you time and labor costs.

1. Cost: OEM injectors can be more expensive compared to aftermarket alternatives.

2. Limited Availability: These injectors may not be readily available from local suppliers, and you may need to order them online or through a dealer.

3. Complex Installation: While the installation process is relatively straightforward, it may require some technical knowledge and expertise.

4. Compatibility: These injectors are specifically designed for Caterpillar marine engines, and may not be compatible with other engine brands or models.

The Caterpillar 173-4647 3126 marine diesel fuel injectors offer several advantages, including high performance, durability, OEM quality, long service life, and easy installation. However, they can be more expensive compared to aftermarket alternatives, and may not be readily available from local suppliers. Additionally, their installation may require some technical knowledge and expertise.

If you are looking for high-performance and durable fuel injectors for your Caterpillar marine engine, then the Caterpillar 173-4647 3126 marine diesel fuel injectors are an excellent choice. However, if you are on a tight budget or prefer aftermarket alternatives, you may want to consider other options. Ultimately, the decision depends on your specific requirements and budget.

Details:

Oem Caterpillar 3126 Marine diesel fuel injectors set of 6 173-4647. Original equipment manufacturer injectors that were removed from a running Caterpillar Marine 3126.

specifications inboardfuel:

• for models: Marine
• brand: Caterpillar
• mpn: 173-4647
• part type: Fuel Injector

general inboardfuel:

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

payments inboardfuel:

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

offer inboardfuel:

• sold #: 8
• in stock #: 5
• options: ship-to-home
• availability: in stock
• started: april 16, 2026
• prices: $123.40–$1469.99
• item condition:
  • New
  • Used
  • Brand New

returns inboardfuel:

• policy: no returns

shipping inboardfuel:

• transit: 4-9 days
• class: standard
• service: standard
• type: fixed

seller inboardfuel:

• city: pass christian, mississippi
• rating: 100.0%
• # reviews: 2

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