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  3. KAWASAKI 11011-1127

KAWASAKI 11011-1127 Airbox

fits model: Kx80. make: Kawasaki. year: 1983–1984.

11011-1127 Kawasaki 1983 1984 Kx80 Airbox

( Manufacturer Part Number: 11011-1127 ), ( Color: Black ), ( Universal Fitment: No ), ( California Prop 65 Warning: True )

Review KAWASAKI Airbox fits KX80 1983–1984

The **Kawasaki 11011-1127 1983-1984 KX80 Airbox** is a meticulously crafted, high-performance component designed to enhance the breathing and reliability of Kawasaki s iconic 80cc two-stroke dirt bike, the KX80. This airbox assembly represents a critical upgrade for riders seeking improved throttle response, better fuel efficiency, and reduced carbon buildup a common issue in stock airbox setups. Engineered to fit seamlessly with the 1983 and 1984 model years of the KX80, this part replaces the original, often clogged or poorly ventilated airbox, which can restrict airflow and degrade performance over time. The design features a durable, lightweight construction, typically made from high-quality plastic or reinforced polycarbonate, ensuring longevity while maintaining a sleek, aerodynamic profile that complements the bike s aggressive styling. Inside, the airbox incorporates a precision-engineered intake filter, often a high-flow cotton or foam material, which effectively traps dust and debris while allowing maximum airflow to the engine. This setup not only protects the engine from abrasive particles but also reduces the risk of overheating and fouling, which are frequent complaints in stock airboxes prone to overheating. The airbox also includes a well-sealed gasket system, preventing air leaks that could compromise power delivery and efficiency. For riders who push their KX80 to the limits, this airbox is a straightforward yet impactful modification that bridges the gap between stock performance and more competitive handling. Whether used for track days, trail riding, or casual off-roading, the Kawasaki 11011-1127 airbox ensures that the engine operates at its peak, delivering consistent power and responsiveness. Its compatibility with aftermarket filters and carburetor upgrades further enhances its versatility, making it a staple for both restoration projects and performance builds. With its blend of functionality and durability, this airbox stands as a testament to Kawasaki s engineering precision and remains a sought-after part for enthusiasts looking to revive or refine their classic KX80.

The Kawasaki 11011-1127 airbox (used for the 1983 and 1984 KX80) is a common aftermarket part for restoring or modifying these classic dirt bikes. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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**Pros:**

1. **Improved Airflow and Performance** The stock airbox on the KX80 is often criticized for being restrictive, leading to poor throttle response and reduced power. The Kawasaki 11011-1127 airbox is designed to provide a more efficient airflow path, allowing the engine to breathe better. This can result in smoother acceleration, better top-end power, and improved overall performance, especially in stock or lightly modified engines.

2. **Durability and Reliability** Kawasaki parts, even older ones, are generally built to last. The 11011-1127 airbox is made from durable materials and is designed to withstand the demands of off-road use. If properly maintained, it can last for many years without significant wear.

3. **Compatibility** This airbox is specifically designed for the 1983 and 1984 KX80, ensuring a tight fit and minimal modifications required. It replaces the stock airbox seamlessly, making installation straightforward for most mechanics or DIY enthusiasts.

4. **Enhanced Engine Protection** A well-designed airbox helps filter out larger debris, reducing the risk of dirt and dust entering the engine. While it may not be as fine as a high-end filter, it provides a basic level of protection compared to running without an airbox.

5. **Aesthetic Appeal** For restoration projects, the Kawasaki airbox often looks cleaner and more authentic than aftermarket alternatives. It maintains the bike s original styling while improving functionality.

6. **Cost-Effective Upgrade** Compared to some high-end aftermarket airboxes or full engine rebuilds, the Kawasaki 11011-1127 airbox is relatively inexpensive. It offers a significant performance boost without requiring a major investment.

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**Cons:**

1. **Limited Performance Gain** While the airbox improves airflow, the KX80 s engine is already quite basic by modern standards. The gains may not be dramatic unless the bike is paired with other modifications (such as a performance carburetor, exhaust, or clutch). Expect modest improvements rather than a complete power surge.

2. **Potential for Leaks** Like any airbox, the 11011-1127 can develop leaks over time, especially if the gaskets or seals degrade. This can lead to a loss of vacuum, reduced performance, and potential engine damage if dirt enters the intake. Regular inspection and maintenance are required to prevent this.

3. **No Filter Upgrade** The airbox itself does not include an upgraded filter. If you want better dust protection, you ll need to source a high-quality foam or paper filter separately, which adds to the cost.

4. **Installation Complexity** While the airbox is designed to fit, removing the stock airbox and installing the new one may require some disassembly of the bike s frame and handlebars. This can be tricky for beginners, and improper handling could lead to damage.

5. **Stock Carburetor Limitations** The KX80 s stock carburetor (a Keihin PWK) is not optimized for high airflow. Pairing the airbox with the stock carb may result in a lean mixture at higher RPMs, potentially causing overheating or detonation. This may require tuning or a carburetor upgrade.

6. **Resale Value Impact** If you plan to sell the bike later, installing an aftermarket airbox (even a Kawasaki part) might slightly reduce its appeal to purists or collectors who prefer stock configurations. However, this is a minor consideration unless you re dealing with a highly sought-after original bike.

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**Conclusion:**

The Kawasaki 11011-1127 airbox is a practical and effective upgrade for the 1983 and 1984 KX80, offering noticeable improvements in airflow and throttle response. It strikes a balance between performance enhancement and cost-effectiveness, making it a solid choice for riders looking to breathe new life into their bike without a major overhaul. However, it is not a "magic bullet" for power it works best when paired with other compatible modifications (such as a tuned carburetor or exhaust). The trade-offs involve minor installation challenges, the need for regular maintenance, and the potential for stock carburetor limitations.

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**Recommendation:**

If you own a 1983 or 1984 KX80 and are looking to improve its performance or restore it to better working condition, the Kawasaki 11011-1127 airbox is a worthwhile investment. It is particularly beneficial if:

- You plan to ride the bike regularly and want smoother, more responsive performance.

- You are willing to perform basic maintenance to ensure the airbox remains leak-free.

- You are open to pairing it with other upgrades (such as a high-quality filter or carburetor tuning) for even better results.

For riders who prioritize stock authenticity or plan to keep the bike as a collector s item, the stock airbox may be preferable, though it will likely limit performance. If you decide to proceed, consider also upgrading the filter and ensuring the carburetor is properly tuned to avoid lean-mixture issues. Overall, the Kawasaki airbox is a smart, mid-range upgrade that delivers tangible benefits without excessive cost.

Details:

Excellent condition used air box for 1983 and 1984 Kawasaki KX80 including filter cage.

part #: 110111127 price

  • $320.00

specifications intakefuelmotorcycle:

  • for models: Kx80
  • for makes: Kawasaki
  • for years: 1983-1984
  • mpn: 11011-1127
  • color: Black
  • universal fitment: No
  • california prop 65 warning: True

shipping intakefuelmotorcycle:

  • cost: $5.20
  • transit: 5-10 Days
  • service: USPS Ground Advantage
  • carrier: USPS
  • type: Calculated
  • class: Standard

payments intakefuelmotorcycle:

  • other
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general intakefuelmotorcycle:

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

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  • policy: No Returns

offer intakefuelmotorcycle:

  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • best offers: True
  • started: April 8, 2026
  • quantity: 1

seller intakefuelmotorcycle:

  • rating: 100.0%
  • # reviews: 157
  • city: Grants Pass, Oregon
for models: kx80, for makes: kawasaki, for years: 1983-1984, universal fitment: no, california prop 65 warning: true,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery, color: black, sku: 23369063500524853,
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1 offer $320.00 USD
  • Used. Offer #1 priced at $320.00 + $5.62 shipping estimate = $325.62* total. Excellent condition used air box for 1983 and 1984 Kawasaki KX80 including filter cage.+$5.62 shipping

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