YAMAHA 39K-14457-00 Airbox Drain Tube Spring 490

( Manufacturer Part Number: 39K-14457-00 ), ( Part Type: Spring Tube ), ( Non-domestic Product: No ), ( Top Style: Plastic ), ( Material: Rubber ), ( Country/region Of Manufacture: United States ), ( Vintage Part: Yes )

Review YAMAHA Oem 490 Airbox Drain Tube And Spring fits YZ 250 1984–1986

The Yamaha YZ 250 motorcycle, manufactured between 1984 and 1986, is a legendary two-stroke enduro machine known for its power and agility. One essential yet often overlooked component of this motorcycle is the airbox drain tube spring. This part, specifically model number 39K-14457-00, plays a vital role in maintaining the proper functioning of the bike's carburetion system.

The airbox drain tube spring is a small yet mighty piece of engineering. It is designed to securely hold the drain tube in place, allowing any excess fuel or condensation to drain out of the carburetors and airbox. This process is essential for preventing damage to the motorcycle's engine and ensuring optimal performance.

This spring is made of high-quality, durable material that can withstand the rigors of off-road riding. It features a compact design, allowing it to fit seamlessly into the motorcycle's airbox system. The spring's tension ensures a snug fit of the drain tube, preventing any unwanted leaks or vibrations.

Installing the 39K-14457-00 airbox drain tube spring is a straightforward process. Simply remove the old spring, and replace it with the new one. No special tools are required, making this an easy DIY project for any enthusiast or mechanic.

In summary, the Yamaha 39K-14457-00 airbox drain tube spring is an essential component of the YZ 250 motorcycle's engine system. It ensures the proper draining of excess fuel and condensation, preventing potential damage and maintaining optimal performance. Made of durable materials, this spring is a must-have for any YZ 250 rider looking to keep their bike in top condition.

Pros and Cons of Buying a Yamaha YZ 250 (1984-1986) Airbox Drain Tube Spring

The Yamaha YZ 250 (1984-1986) airbox drain tube spring is an essential part for maintaining the proper functioning of your motorcycle's engine. This component ensures that excess fuel drains out of the carburetor effectively. Let's examine the potential advantages and disadvantages of purchasing this part.

1. Improved Performance: A worn-out or damaged drain tube spring can cause poor engine performance. Replacing it with a new one will ensure that fuel drains efficiently, optimizing your motorcycle's performance.

2. Easy Installation: The airbox drain tube spring is a relatively simple component to install, making it an accessible DIY project for many motorcycle enthusiasts.

3. Cost-Effective: Compared to other parts, the airbox drain tube spring is an inexpensive investment that can help prevent more expensive engine damage down the line.

4. Enhanced Durability: A new spring is more durable and can withstand the rigors of regular use better than an old or worn-out one.

1. Potential for OEM vs Aftermarket Debate: There might be a debate between using an original equipment manufacturer (OEM) spring and an aftermarket one. While an OEM spring guarantees a perfect fit and compatibility, aftermarket springs might offer cost savings and additional features.

2. Availability: Depending on the market availability, you might experience some difficulty in finding the exact airbox drain tube spring for your specific Yamaha YZ 250 model and year.

3. Potential for Unintended Consequences: While replacing the spring should not cause any major issues, there is always a risk of unintended consequences, such as a slight change in engine characteristics or performance.

In conclusion, the decision to buy a Yamaha YZ 250 (1984-1986) airbox drain tube spring is a straightforward one. The advantages, such as improved performance, easy installation, cost-effectiveness, and enhanced durability, generally outweigh the potential disadvantages. As long as you ensure that you purchase a compatible spring, either OEM or aftermarket, you should be able to enjoy the benefits of a properly functioning engine.

If you're in the market for a new airbox drain tube spring for your Yamaha YZ 250 (1984-1986), it's essential to do your research and find a reputable supplier. Consider the pros and cons, as well as your personal preferences, before making a purchase. A new spring is a worthwhile investment that can lead to better engine performance and enhanced riding experience.

Details:

Off a 1985 Yz250. Check part number for your application. Good used condition not dry rotted. Including the stock OEM retainer spring.

part #: 39k1445700 prices

• $10.00-$26.00

specifications scoofilters:

• for models: Yz, 250
• for makes: Yamaha
• for years: 1984-1986
• mpn: 39k-14457-00
• part type: Spring Tube
• non-domestic product: No
• top style: Plastic
• material: Rubber
• country/region of manufacture: United States
• vintage part: Yes

returns scoofilters:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

payments scoofilters:

• wallet: Google-pay
• other
• credit card: Mastercard

offer scoofilters:

• best offers: True
• sold: 0
• started: July 1, 2025
• options: Ship-to-home
• quantity: 1
• availability: In Stock

seller scoofilters:

• # reviews: 7623
• city: Iron City, Tennessee
• rating: 99.8%

shipping scoofilters:

• class: Standard
• transit: 6-11 Days
• cost: $6.75
• service: USPS Ground Advantage
• carrier: USPS
• type: Fixed

general scoofilters:

• condition: Used
• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Air Filters

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