KAWASAKI 11005-0138 Cylinder Barrel Jug Need Attention Top Engine

( Manufacturer Part Number: 11005-0138 ), ( Part Type: Cylinder Engine ), ( Country Of Origin: Japan )

Review KAWASAKI Oem Cylinder Barrel Jug Need Attention Top Engine fits KX250F 2011–2014

The **Kawasaki 11005-0138 cylinder barrel jug (top engine) for the 2011 2014 Kawasaki KX250F** is a precision-engineered component designed to restore peak performance and reliability to your high-performance dirt bike. This forged aluminum cylinder barrel, part of Kawasaki s official replacement parts lineup, is meticulously crafted to meet the exacting standards of the KX250F s fuel-injected, liquid-cooled engine. The barrel features a **high-quality chrome-plated bore** that ensures optimal piston sealing, reducing friction and preventing premature wear, while its **precision-machined dimensions** guarantee a perfect fit with the stock piston and rings. Built to withstand the intense heat and stress of aggressive riding, this component is ideal for riders seeking to maintain or enhance the power output and longevity of their bike s engine. Whether addressing minor wear, preparing for a rebuild, or upgrading for improved performance, this cylinder barrel is a critical part that contributes to the overall efficiency and durability of the KX250F s powerplant. Always paired with compatible gaskets and seals, it ensures a leak-free, high-performance assembly that keeps your bike running smoothly on the track or trail.

### **Pros and Cons of Buying a Kawasaki 11005-0138 (2011 2014 KX250F) with a Worn Cylinder/Barrel (Top-End Engine Issues)**

#### **Pros**

1. **Strong Brand Reputation** Kawasaki is a well-respected manufacturer known for reliable, high-performance off-road motorcycles. The KX250F is a popular and well-engineered model with a loyal following.

2. **Good Performance Potential** The KX250F is a high-performance dirt bike with a powerful engine, lightweight frame, and responsive handling. With a fresh top end, it can return to its original competitive state.

3. **Aftermarket Support** The KX250F has a strong aftermarket presence, meaning parts (including cylinders, pistons, rings, and gaskets) are widely available and often affordable. Tuning options (carburetion, ECU, exhaust) are also plentiful.

4. **Durable Chassis & Suspension** The frame, suspension (WP XACT), and drivetrain are robust and can last for many years with proper maintenance. The bike is built for durability in rough conditions.

5. **Resale Value (If Restored)** A well-maintained or restored KX250F retains decent resale value, especially if it s kept in good condition. The model is still sought after by enthusiasts.

6. **Reliability After Repair** If the top-end issues are addressed properly (new cylinder, piston, rings, seals, and valve train), the engine should run reliably for thousands of miles with regular maintenance.

7. **Great for Learning & Practice** The KX250F is an excellent bike for riders looking to improve their skills. Its manageable weight (220 lbs) and responsive handling make it ideal for training.

8. **Cost-Effective for a Project Bike** Compared to newer dirt bikes, the KX250F is relatively inexpensive, making it a good candidate for a DIY restoration project.

---

#### **Cons**

1. **Top-End Engine Issues** The most significant drawback is the worn cylinder/barrel and potential top-end problems (scored cylinder, leaking piston rings, valve train wear). This requires a major overhaul, which can be labor-intensive and costly if not done correctly.

2. **Labor Costs** Rebuilding the top end (disassembly, machining, new parts, reassembly, and break-in) is time-consuming. If you lack mechanical experience, professional labor will add significantly to the cost.

- **Crankshaft or connecting rod wear** (if the engine has high mileage).

- **Camshaft and lifter wear** (leading to poor valve timing or leaks).

- **Rod bearing or main bearing failure** (if the engine has been abused).

- **Clutch or transmission wear** (if the bike has been ridden aggressively).

A compression test and leak-down test are essential before committing to a rebuild.

4. **Cost of Parts** While aftermarket parts are available, high-quality OEM or aftermarket components (e.g., **Kawasaki cylinder kit, piston, rings, valve seals, gaskets**) can add up quickly. A full rebuild may cost **$500 $1,200 ** depending on parts and labor.

5. **Time-Consuming Project** Rebuilding a top end is not a weekend job. It requires patience, proper tools (compression tester, micrometer, torque wrench), and possibly machining services (if the cylinder needs resurfacing).

6. **Break-In Period** After a rebuild, the engine needs a careful break-in (avoiding high RPMs, full throttle, and rough riding) to prevent premature wear of the new components.

7. **Potential for Further Problems** If the bike has high mileage, other components (suspension, chain, sprockets, brakes) may also need attention, increasing the overall cost.

8. **Market Saturation** The KX250F is a common bike, meaning there are many used examples available. Competition for good deals exists, and buyers must be prepared to negotiate or inspect thoroughly.

9. **Maintenance Requirements** Even after a rebuild, the bike will require regular maintenance (oil changes, valve adjustments, chain service) to stay in good condition.

10. **Skill Dependency** If you re not mechanically inclined, a top-end rebuild can be frustrating. Mistakes (e.g., improper torque, wrong gasket, or incorrect assembly) can lead to further damage.

---

### **Conclusion**

Buying a **2011 2014 Kawasaki KX250F with a worn cylinder/barrel** can be a **great opportunity** if you are prepared for the work and cost involved. The bike has strong fundamentals, a loyal fanbase, and a supportive aftermarket. However, the **top-end issues are a major hurdle** if not addressed properly, they can turn into a costly nightmare.

- **Experienced riders** who enjoy mechanical projects and have the time/skills to rebuild the engine.

- **Budget-conscious buyers** who are willing to invest labor or money into a restoration.

- **Those who prioritize performance and are okay with a used bike** as long as it s restored to good condition.

- **Casual riders** who want a "plug-and-play" bike without major repairs.

- **Buyers without mechanical experience** who cannot perform or afford professional labor.

- **Those unwilling to commit time** to a rebuild (a fresh KX250F or a lightly used example with a known service history may be better).

---

### **Recommendation**

- **Buy the bike** and budget for a **full top-end rebuild** (cylinder, piston, rings, valve seals, gaskets, and possibly camshaft/lifters if worn).

- **Get a compression test** before purchasing to confirm the extent of damage.

- **Consider professional help** if you lack experience misassembly can cause catastrophic failure.

- **Factor in additional maintenance** (suspension, chain, brakes, etc.) to keep the bike running smoothly.

- **Look for a KX250F with a known service history** (oil changes, valve adjustments, recent top-end work).

- **Consider a slightly newer model (2015 )** if available, as later versions may have fewer wear issues.

- **Explore alternatives** like a **Yamaha YZ250F, Honda CRF250F, or Suzuki RM-Z250**, which may have different reliability strengths.

- **Buy the bike cheaply**, rebuild it yourself, and treat it as a **project bike** rather than an immediate ride.

- **Join dirt bike forums** (e.g., DirtRider, Kawasaki Owners Club) for advice on parts and rebuild tips.

The **KX250F with a worn top end is a good deal for the right buyer** someone who enjoys working on bikes and doesn t mind putting in the effort. However, it s not a "set-and-forget" purchase. If you re not prepared for the work, **consider a bike in better condition or a different model**. If you proceed, **prioritize quality parts, proper assembly, and a thorough break-in** to maximize longevity.

Details:

This is a stock cylinder with honing lines. Cylinder has one small dent on the mirror seen in many pictures. All surfaces and ports look excellent.: Cylinder.

2011 Kawasaki KX250F. This is a good working item that has been used and perfect usable condition. Please refer to the part number 14005-0138 for fitment. Using right tools and skills this cylinder might me restored.

Cylinder will fit 2011 2014 KX250F. This was good working cylinde r. Incredible Deal on Genuine Parts.

part #: 110050138 prices

• $139.85-$331.99

specifications cyclemufflermo:

• for models: Kx250f
• for makes: Kawasaki
• for years: 2011-2014
• mpn: 11005-0138
• part type: Cylinder Engine
• country of origin: Japan

seller cyclemufflermo:

• rating: 99.7%
• # reviews: 8637
• city: Portland, Oregon

shipping cyclemufflermo:

• class: Standard
• type: Fixed
• service: USPS First Class
• carrier: USPS
• transit: 4-8 Days
• cost: $10.00

general cyclemufflermo:

• Motorcycle Scooter Parts Accessories > Exhaust Emission Systems > Silencers, Mufflers Baffles
• condition: Used

payments cyclemufflermo:

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

offer cyclemufflermo:

• sold: 0
• options: Ship-to-home
• quantity: 1
• started: February 5, 2026
• availability: In Stock

returns cyclemufflermo:

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

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