KAWASAKI 92200-1129 Washer Exhaust Power Valve 5.6X18X1.2

( Manufacturer Part Number: 92200-1129 ), ( Location: Boring Bar, Tyvek Kawasaki 1992 Kx125, 92200-1129 ), ( Type: Pin Exhaust Power Valve ), ( Compatible Model: Kx125, Kx 125 ), ( Vintage Part: Yes ), ( Compatible Year: 1997, 1996, 1995, 1994, 1993, 1992 )

Review KAWASAKI Washer 5.6x18x1.2 Exhaust Power Valve Oem fits KX125 KX 125 1992

The **Kawasaki 92200-1129 Exhaust Power Valve** is a precision-engineered component designed specifically for the **1992 Kawasaki KX125**, a legendary off-road motorcycle known for its agile handling, high-performance capabilities, and enduring reliability. This exhaust power valve plays a critical role in optimizing the engine s breathing efficiency, ensuring smooth throttle response, and maximizing power delivery key factors for riders seeking both performance and durability on rough terrain. Crafted from high-grade materials, the valve is built to withstand the extreme conditions of motocross, enduro, and trail riding, where dust, debris, and high temperatures can compromise performance. The **5.6-inch diameter** of the valve allows for improved exhaust flow, reducing backpressure and enabling the KX125 s twin-cylinder engine to reach its full potential, whether under heavy acceleration or sustained high-speed cruising. With a **18-inch length** and a **1.2-inch thickness**, the valve is engineered to fit seamlessly into the stock exhaust system, maintaining proper alignment and functionality without the need for extensive modifications. This part is ideal for both restoration projects and routine maintenance, as it helps restore the original performance characteristics of the KX125, ensuring a crisp, responsive ride that Kawasaki s legendary engineering intended. Whether you're a competitive racer looking to fine-tune your bike or an enthusiast maintaining a classic, this exhaust power valve is a straightforward yet impactful upgrade that bridges the gap between stock reliability and enhanced performance.

Buying a used **Kawasaki KX125** from 1992 (specifically the model you mentioned, which appears to be a **KX125 with a 5.6x18x1.2 exhaust power valve**) can be a cost-effective way to enter the world of motocross or off-road riding. Below is a detailed breakdown of the pros and cons, followed by a conclusion and recommendation.

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### **Pros of Buying a 1992 Kawasaki KX125**

1. **Affordability**

- The KX125 is one of the most budget-friendly motocross bikes available, especially in used markets. Prices typically range from **$500 to $1,500**, depending on condition, location, and demand.

- This makes it an excellent entry-level bike for beginners or riders looking to dip their toes into motocross without a large financial commitment.

2. **Lightweight and Easy to Handle**

- The KX125 weighs around **200 220 lbs (dry)**, making it one of the lightest bikes in its class. This low weight improves maneuverability, especially for smaller or less experienced riders.

- Its compact size makes it easier to transport, store, and handle on technical trails.

3. **Simple and Reliable Engine**

- The **250cc single-cylinder engine** (though the KX125 is actually a 125cc, likely a typo in your reference assuming you meant the KX125) is known for its durability and straightforward mechanics. With proper maintenance, it can last for decades.

- The **air-cooled design** is low-maintenance compared to liquid-cooled engines, reducing long-term costs.

4. **Great for Beginners**

- The KX125 is often recommended for first-time motocross riders due to its forgiving nature. It teaches handling skills without overwhelming the rider.

- The **low power output ( 15 20 hp)** is sufficient for learning but not so much that it becomes dangerous at high speeds.

5. **Strong Aftermarket Support**

- The KX125 has been around since the **1970s**, meaning there is a vast array of aftermarket parts available, including exhausts, clutches, suspension upgrades, and more.

- You can easily find **replacement parts, rebuild kits, and performance upgrades** to keep the bike competitive or simply improve its reliability.

6. **Fuel Efficiency**

- The small engine consumes very little fuel, making it cost-effective for practice sessions or casual riding.

- A full tank can last for **several hours of riding**, depending on throttle use.

7. **Easy to Modify**

- Upgrading components like the **exhaust (e.g., a 5.6x18x1.2 power valve)**, suspension, or clutch is straightforward and affordable.

- Many riders opt for **stock or mild aftermarket upgrades** to balance performance and reliability.

8. **Community and Racing Opportunities**

- The KX125 is still popular in **local motocross scenes, grassroots racing, and beginner series**. Many tracks have classes for 125cc bikes, making it easy to find riding buddies or racing opportunities.

- Its small size also makes it ideal for **cross-country or enduro riding** if you re not strictly into motocross.

9. **Resale Value (If Maintained Well)**

- While not as valuable as modern bikes, a well-kept KX125 can still fetch a decent price years later, especially if it has a clean title and good history.

10. **Nostalgia and Classic Appeal**

- For some riders, owning a classic bike like this is about the **experience and history** of the machine. The KX125 is a legend in the motocross world, and many riders enjoy the simplicity of riding a bike that has stood the test of time.

---

### **Cons of Buying a 1992 Kawasaki KX125**

1. **Age and Wear**

- At **30 years old**, the bike will likely have **significant wear and tear**, especially if it hasn t been well-maintained.

- Common issues include **worn bearings, seals, clutch wear, and rust** in critical components like the swingarm or frame.

2. **Maintenance Requirements**

- **Chain and sprocket replacements** (every 5 10 hours of riding).

- **Bearing and seal replacements** (every few years).

- **Suspension servicing** (shocks and forks may need rebuilding).

- **Engine rebuilds** if the bike has high mileage (10,000 hours).

- If you re not mechanically inclined, labor costs can add up quickly.

3. **Limited Power for Advanced Riders**

- The **125cc engine is underpowered** for aggressive riders, especially if you plan to ride on **steep or technical terrain** where higher power is needed for acceleration.

- While it s great for learning, it may feel **slow or sluggish** compared to modern 250cc or 450cc bikes.

4. **Safety Concerns**

- Modern motocross bikes have **improved safety features** like better brakes, stiffer frames, and more advanced suspension tuning.

- The KX125 s **basic braking system** (single disc) and **stiffer frame** can make it less forgiving in high-speed crashes compared to modern bikes with **dual-disc brakes and adjustable suspension**.

5. **Environmental and Legal Issues**

- **Emissions standards** have changed significantly since 1992. Some regions may have **restrictions on older bikes**, especially if they don t meet current noise or emissions regulations.

- You may need to **modify the exhaust or engine** to comply with local laws, which can be costly.

6. **Parts Availability (But Not a Major Issue)**

- While parts are widely available, **some components may be harder to find** than on newer bikes. However, this is less of a problem for the KX125 due to its popularity.

7. **Reliability Depends on Previous Care**

- **Cracked or rusted frame** (common in older bikes).

- **Worn-out transmission** (gears may need replacement).

- **Leaking fuel or oil lines**.

- Always **inspect the bike thoroughly** or have a mechanic check it before purchasing.

8. **Resale Depreciation**

- Unlike newer bikes, the KX125 **loses value quickly** if not maintained. If you plan to sell it later, you may not recover much of your initial investment unless it s in pristine condition.

9. **Limited Modern Comforts**

- Modern bikes have **better ergonomics, adjustable seats, and improved rider positioning**, which can make long sessions more comfortable.

- The KX125 s **stock seat and handlebars** may not suit all riders preferences.

10. **No Warranty**

- Unless you buy from a dealer with a warranty, you re **on your own** for repairs. This can be a risk if the bike has hidden problems.

---

### **Conclusion**

- A **budget-friendly entry into motocross**.

- A **lightweight, easy-to-handle bike** for learning or casual riding.

- A **classic bike with strong aftermarket support**.

- A **project bike** that you can modify and maintain over time.

- Want **modern performance or safety features**.

- Plan to **ride aggressively or on advanced trails** where power is needed.

- **Don t have the time or skills** to maintain an older bike.

- Need **reliable, low-maintenance transportation** without long-term costs.

---

### **Recommendation**

You re a **beginner rider** looking to learn motocross without spending a fortune.

You **enjoy classic bikes** and don t mind putting in the work to keep it running.

You plan to **modify it gradually** (e.g., upgrading the exhaust, suspension, or clutch).

You **don t need high power** and are okay with a bike that s slower but nimble.

You find a **well-documented bike** with a **clean history** (preferably with recent maintenance records).

You want a **modern, high-performance bike** with advanced safety features.

You **can t commit to maintenance** and prefer a bike that runs reliably out of the box.

You plan to **ride competitively at higher levels** where power and durability matter more.

You re in a region with **strict emissions or noise laws** that may require costly modifications.

- **Frame cracks or rust**.

- **Worn clutch, chain, and sprockets**.

- **

Details:

See pictures and fitment before purchasing. Item: Washer 5.6X18X1.2 Exhaust Power Valve. We answer all inquiries. Open communication.

Needs cleaning. Comes as shown with parts.

part #: 922001129 price

• $30.00

specifications cyclevintagee:

• for models: Kx125, Kx, 125
• for makes: Kawasaki
• mpn: 92200-1129
• location: Boring Bar, Tyvek Kawasaki 1992 Kx125, 92200-1129
• type: Pin Exhaust Power Valve
• compatible model: Kx125, Kx 125
• vintage part: Yes
• compatible year: 1997, 1996, 1995, 1994, 1993, 1992

general cyclevintagee:

• condition: Used
• Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories

returns cyclevintagee:

• policy: Returns Accepted
• paid by: Seller
• time: 60 Days

payments cyclevintagee:

• other
• credit card: Diners-club
• wallet: Apple-pay

seller cyclevintagee:

• # reviews: 58591
• city: Spanish Fork, Utah
• rating: 99.9%

offer cyclevintagee:

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

shipping cyclevintagee:

• transit: 3-7 Days
• class: Standard, Expedited
• service: USPS Ground Advantage, USPS Priority Mail
• type: Calculated
• carrier: USPS
• cost: $8.70

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