KAWASAKI 12005-1211 Right Valve Exhaust Power Collar

( Manufacturer Part Number: 12005-1211 ), ( Type: Power Valve Linkage Governor )

Review KAWASAKI Oem Right Valve Exhaust Power Collar fits KX250 1995–1997

The **Kawasaki 12005-1211 1996 1997 KX250 Right Valve Exhaust Power Collar** is a precision-engineered component designed specifically for Kawasaki s legendary KX250 dirt bike models produced between 1995 and 1997. This exhaust collar serves as a critical interface between the cylinder head s right valve exhaust port and the corresponding exhaust system, ensuring optimal airflow while maintaining structural integrity under the demanding conditions of off-road racing and aggressive riding. Crafted from high-quality, heat-resistant materials, the collar is engineered to withstand the extreme temperatures generated by the bike s high-performance engine, preventing warping, cracking, or premature wear that could compromise exhaust efficiency. Its seamless fit is achieved through a tight, interference-free design that aligns perfectly with the KX250 s cast-aluminum cylinder head, minimizing gaps that could lead to exhaust leakage or reduced power output. Whether you re tuning for increased horsepower, improving throttle response, or simply restoring your bike to factory specifications, this collar is an essential upgrade or replacement part that contributes to a more efficient and reliable exhaust system. Ideal for both stock applications and aftermarket modifications, it ensures a secure connection between the valve exhaust port and the header or muffler, allowing for optimal scavenging and improved engine breathing key factors in maximizing performance on the trail or track.

### Pros and Cons of Buying a Kawasaki KX250 (1995-1997, 12005-1211 Model, Right-Hand Exhaust)

1. **Classic Reliability** The Kawasaki KX250 from the mid-'90s is known for its durable engine and frame. With proper maintenance, these bikes often last well beyond 10,000 miles, making them a solid investment for riders who prioritize longevity over cutting-edge technology.

2. **Lightweight and Agile** The KX250 is one of the lightest 250cc dirt bikes of its era, weighing around 210-220 lbs (dry). This makes it highly maneuverable, especially for smaller riders or those who prefer a nimble, easy-to-handle bike.

3. **Simple and Easy to Maintain** Compared to modern bikes, the KX250 has a straightforward design with fewer electronic components. This means repairs are often cheaper and easier to diagnose, appealing to DIY mechanics or riders who enjoy working on their own machines.

4. **Strong Resale Value** Classic Kawasaki KX models, particularly well-maintained ones, hold their value reasonably well in the used market. If you decide to sell later, you re likely to get a fair price for a bike in good condition.

5. **Great for Learning or Light Trail Riding** The KX250 s powerband is forgiving, making it suitable for beginners or riders who mostly use it for trail riding rather than aggressive motocross. Its single-cylinder engine provides smooth, predictable power delivery.

6. **Affordable Upgrade Potential** Since parts are still available (though less common than in the past), upgrading components like the exhaust, suspension, or clutch can be cost-effective compared to modern bikes where parts are often more expensive.

7. **Nostalgia and Community** If you appreciate the classic Kawasaki styling and the era s motocross culture, owning a KX250 can be a fun way to connect with a community of enthusiasts who restore and race these bikes.

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1. **Outdated Technology** The KX250 lacks modern advancements like electronic fuel injection (EFI), advanced suspension systems, or traction control. This means it may feel less refined compared to contemporary bikes, particularly in terms of power delivery and handling consistency.

2. **Poor Fuel Efficiency** Single-cylinder bikes like the KX250 are notoriously thirsty. Expect to fill up every 30-50 miles, depending on riding style, which can add up in fuel costs over time.

3. **Limited Power for Aggressive Riding** While the KX250 is strong for its class, it doesn t have the high-revving power or torque of modern 250cc bikes. If you plan to ride aggressively or jump frequently, you may find it underpowered compared to newer models.

4. **Suspension and Braking Limitations** The stock suspension (forks and shock) is basic by today s standards and may not handle rough terrain or heavy riders as well as modern setups. Braking is also less effective, especially in wet conditions.

5. **Hardware Wear and Tear** Older bikes are more prone to issues like worn-out chains, clutches, and bearings. If the bike hasn t been well-maintained, you may face unexpected repairs, which can be costly if parts need to be sourced from specialty shops.

6. **Exhaust and Emissions Concerns** The right-hand exhaust power collar you mentioned is a common modification, but it may not meet modern emissions standards if you plan to ride on public roads (though most riders use these bikes off-road). Additionally, the stock exhaust can be loud, which may not be ideal for casual trail riding.

7. **Limited Availability of Parts** While parts are still available, they are becoming harder to find compared to the '80s or early '90s. Some components, like OEM suspension or clutches, may require ordering from online retailers or specialty shops.

8. **Rider Comfort** The ergonomics of the KX250 are basic. The seat is firm, the handlebars are narrow, and the footpegs may not suit taller riders comfortably. If you re used to modern bikes with adjustable components, this could be a drawback.

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The Kawasaki KX250 (1995-1997) is a fantastic bike for riders who prioritize simplicity, reliability, and a classic motocross experience over modern conveniences. It s an excellent choice if you:

- Enjoy working on your bike or don t mind basic maintenance.

- Ride mostly for fun, trail riding, or light motocross rather than competitive racing.

- Appreciate the bike s lightweight feel and nostalgic appeal.

- Are willing to invest in upgrades (like suspension or exhaust) to improve performance.

However, if you re looking for a bike that handles rough terrain with ease, offers modern power delivery, or requires minimal upkeep, a newer 250cc bike (such as a modern KX250, RM-Z250, or CF250) would be a better fit. The KX250 is also not ideal if you plan to ride frequently in wet conditions or on public roads due to its braking and emissions limitations.

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- You re a rider who values simplicity, durability, and a classic motocross experience.

- You re on a budget and willing to invest time in maintenance or upgrades.

- You primarily use the bike for trail riding, practice, or casual motocross.

- You find the bike s lightweight feel and single-cylinder charm appealing.

- You want a bike that handles modern terrain or requires minimal upkeep.

- You plan to ride aggressively or compete at a high level.

- You re sensitive to noise or emissions concerns (though this is less of an issue for off-road use).

- You prefer the power and refinement of modern 250cc bikes.

**Final Verdict:** The KX250 is a fantastic bike for the right rider one who appreciates its simplicity, reliability, and the joy of riding a well-loved classic. Just be prepared for some maintenance and don t expect it to match the performance of a modern bike. If you re in love with the idea of owning a piece of motocross history, it s a great choice. If you want cutting-edge tech and ease of use, look elsewhere.

Details:

1996 95-97 KAWASAKI KX250 OEM RIGHT VALVE EXHAUST POWER COLLAR, This right side valve is in very good condition and shows normal signs of wear. No cracked or broken teeth. Removed From: 1996 Kawasaki KX250, Please review all pictures to assess the condition of item. Some teeth have wear but overall are intact, and plenty of life left.

part #: 120051211 prices

• $74.99-$332.50

specifications valvemotorcycleaz:

• for models: Kx250
• for makes: Kawasaki
• for years: 1995-1997
• mpn: 12005-1211
• type: Power Valve Linkage Governor

shipping valvemotorcycleaz:

• carrier: USPS
• cost: $0.00
• type: Fixed
• transit: 3-7 Days
• service: USPS Priority Mail
• class: Expedited

seller valvemotorcycleaz:

• city: Virginia Beach, Virginia
• # reviews: 3809
• rating: 99.9%

offer valvemotorcycleaz:

• quantity: 1
• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: March 4, 2026

payments valvemotorcycleaz:

• credit card: Visa
• wallet: Paypal
• other

returns valvemotorcycleaz:

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

general valvemotorcycleaz:

• condition: Used
• Engines Engine Parts > Valvetrain Components > Engine Valves

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