TRACTOR 381708R1 Carburetor Throttle Shaft Gas Engine 656 686 706 766 806

( Brand: Tractor ), ( Manufacturer Part Number: 381708R1 ), ( Part Type: Carburetor Throttle Shaft Engine ), ( Compatible Equipment Make: Ih ), ( Country Of Origin: United States )

Review TRACTOR Ih Carburetor Throttle Shaft 656 686 706 766 806 Gas Engine

The IH 381708R1 tractor carburetor throttle shaft is an essential component of gas-powered engines, specifically those manufactured by International Harvester. This throttle shaft is designed to regulate the engine's airflow and, consequently, its speed.

Measuring 656, 686, 706, 766, and 806 mm in length, this throttle shaft is a critical replacement part for various International Harvester tractor models. It is engineered from high-quality materials that ensure durability, resistance to wear and tear, and superior performance.

The IH 381708R1 carburetor throttle shaft features a smooth, polished finish that not only enhances its aesthetic appeal but also minimizes friction and facilitates the easy movement of the shaft. Its precision machining enables a perfect fit, ensuring a seamless installation process and eliminating the need for time-consuming adjustments.

This throttle shaft comes with a built-in throttle valve that controls the airflow into the engine by adjusting the size of the opening in the carburetor. The valve functions smoothly and effectively, allowing for optimal engine performance and fuel efficiency.

The IH 381708R1 tractor carburetor throttle shaft is a vital part of the engine's fuel delivery system. It plays a crucial role in maintaining the engine's idling speed and responsiveness during acceleration. Replacing a worn or damaged throttle shaft can significantly improve the overall performance and reliability of your International Harvester tractor.

In summary, the IH 381708R1 tractor carburetor throttle shaft is a high-quality, essential component for International Harvester gas engines. Its precise dimensions, smooth finish, and built-in throttle valve make it an excellent choice for efficient and reliable engine performance.

The IH 381708R1 tractor carburetor throttle shaft is a crucial component for the proper functioning of gas-powered engines in International Harvester tractors. Here are some pros and cons that might help you decide if purchasing this part is the right choice for you.

1. Improved Performance: A worn-out or damaged throttle shaft can significantly affect the engine's performance. Replacing it with a new one can help restore the engine's efficiency and power.

2. Better Fuel Economy: A malfunctioning throttle shaft can cause poor fuel economy. By replacing it, you can help ensure that your engine runs more efficiently and consumes less fuel.

3. Reduced Emissions: A faulty throttle shaft can cause your engine to emit more pollutants than usual. Replacing it can help reduce your tractor's carbon footprint and make it more eco-friendly.

4. Longer Engine Life: A damaged throttle shaft can lead to more significant engine problems if left unattended. Replacing it can help prevent more extensive and costly repairs down the line.

5. Smoother Operation: A new throttle shaft can help ensure that your tractor's engine runs more smoothly and quietly, making your operating experience more enjoyable.

1. Cost: Replacing a throttle shaft can be an expensive repair, especially if you're not doing it yourself. The cost of the part itself, as well as any labor fees if you're having it installed by a professional, can add up.

2. Availability: Depending on your location and the availability of parts from your dealer or other sources, it may take some time to get your hands on the IH 381708R1 tractor carburetor throttle shaft.

3. Installation Complexity: Installing a throttle shaft can be a complex process, especially if you're not mechanically inclined. If you decide to do it yourself, you'll need to have the necessary tools and skills to complete the job successfully.

Replacing the IH 381708R1 tractor carburetor throttle shaft is an investment that can help improve your engine's performance, fuel economy, reduce emissions, and prolong engine life. However, it comes with some costs and complexities that you should consider before making the purchase. Ultimately, if your tractor's throttle shaft is causing performance issues or other problems, it's worth the investment to ensure that your engine runs smoothly and efficiently.

If you're experiencing issues with your tractor's throttle shaft, I would recommend having it checked by a professional mechanic to determine if replacement is necessary. They can help assess the extent of the damage and provide you with an accurate quote for the repair. If you decide to go ahead with the replacement, make sure to purchase the genuine IH part to ensure optimal performance and longevity.

Details:

part #: 381708r1 prices

• $24.25-$54.99

specifications vintaequip:

• brand: Tractor
• mpn: 381708r1
• part type: Carburetor Throttle Shaft Engine
• compatible equipment make: Ih
• country of origin: United States

returns vintaequip:

• policy: No Returns

general vintaequip:

• Heavy Equipment, Parts Attachments > Heavy Equipment Parts Accessories > Antique Vintage Equipment Parts
• condition: New

shipping vintaequip:

• service: USPS Media Mail
• transit: 4-11 Days
• type: Calculated
• cost: $4.47
• class: Economy
• carrier: USPS

payments vintaequip:

• credit card: Diners-club
• wallet: Apple-pay
• cash
• other
• check
• money order

seller vintaequip:

• city: Cynthiana, Kentucky
• rating: 100.0%
• # reviews: 380

offer vintaequip:

• sold: 0
• quantity: 1
• options: Ship-to-home
• started: February 9, 2026
• availability: In Stock

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