YAMAHA 010-826-24 Pwc Cylinder Nos Top End Kit 1MM

( Manufacturer Part Number: 010-826-24 ), ( Part Type: Cylinder ), ( Country Of Origin: Japan )

Review YAMAHA Pwc Fresh Bore Cylinder Assembly 1mm Over Nos Top End Kit fits 1200 1997–2004

The **Yamaha 010-826-24 1997 2004 PW50/PW50R/PW1200/PW1200R 1mm NOS Top End Kit** is a meticulously engineered, high-performance upgrade designed to revitalize the cylinder head and upper engine components of Yamaha s legendary liquid-cooled, parallel-twin powerplants from the late 1990s and early 2000s. This **new-old-stock (NOS) kit** delivers a precision-crafted solution for riders seeking enhanced reliability, improved throttle response, and increased power output while maintaining the classic character of these iconic bikes. The kit includes a **1mm oversized piston set**, ensuring a tighter seal and reduced blow-by for better compression and efficiency, paired with a **high-quality cylinder head gasket** engineered to withstand the elevated pressures of aggressive riding. For those pushing their PW50 or PW1200 to the limit, this kit also incorporates **upgraded valve springs and retainers**, reducing valve float and improving valve train durability under high-RPM conditions. The **1mm oversizing** allows for a slight increase in displacement, contributing to a more aggressive torque curve without compromising the stock engine s structural integrity. Whether you re restoring a classic bike to showroom condition or transforming your daily rider into a performance machine, this kit is built to deliver measurable gains in power, smoothness, and longevity. Perfect for both street and track applications, it s an essential upgrade for enthusiasts who demand nothing less than the best from their Yamaha s legendary parallel-twin heart.

### **Pros and Cons of Buying a 1997-2004 Yamaha PW1200 (010-826-24) with a NOS Top End Kit**

#### **Pros**

1. **Reliability and Durability** The Yamaha PW1200 is widely regarded as one of the most reliable adventure motorcycles of its era. The 1200cc parallel-twin engine is robust, with a reputation for lasting well beyond 200,000 miles with proper maintenance. Many owners report minimal major issues if the bike is kept in good condition.

2. **Proven Performance** The PW1200 delivers strong torque and a smooth power delivery, making it well-suited for both on-road and off-road use. The engine is efficient for its class, offering good fuel economy for a large adventure bike.

3. **Availability of Parts and Support** As a model from the late 1990s to early 2000s, the PW1200 has a strong aftermarket presence. Yamaha still produces some parts, and third-party manufacturers offer a wide range of upgrades, including the NOS top end kit you mentioned. This makes maintenance and modifications relatively straightforward.

4. **Comfort and Practicality** The PW1200 features a comfortable riding position, a spacious fuel tank (17 liters), and practical storage options. Its long-travel suspension and adjustable ergonomics make it suitable for long-distance touring as well as off-road adventures.

5. **Resale Value** Compared to many adventure bikes from the same era, the PW1200 holds its value reasonably well, especially if it has been well-maintained. A clean example with a NOS top end kit could appeal to buyers looking for a reliable, upgraded adventure bike.

6. **NOX Top End Kit Benefits** The NOS (New Old Stock) top end kit (likely referring to a high-performance cylinder head, pistons, rings, or valves) can significantly improve engine performance. A NOS kit ensures you re getting genuine, high-quality parts that match or exceed OEM specifications, reducing the risk of compatibility issues or poor performance from aftermarket knockoffs. Potential benefits include:

- Increased horsepower and torque.

- Improved throttle response and smoothness.

- Enhanced durability if the kit is properly installed and maintained.

- Potential for better fuel efficiency due to optimized combustion.

7. **Modification Potential** The PW1200 is a popular platform for customization, with aftermarket support for exhaust systems, suspension upgrades, and engine tuning. The NOS top end kit opens the door for further modifications, such as porting the head or installing a high-flow air filter.

8. **Community and Support** There is a strong and active community of PW1200 owners, with forums, clubs, and enthusiasts who share knowledge, tips, and modifications. This makes troubleshooting and finding help easier than for less common bikes.

---

#### **Cons**

1. **Age and Wear** A 1997-2004 PW1200 is now over 20 years old, which means it may require significant maintenance or repairs. Common wear items include:

- **Suspension** Forks and rear shocks may need replacement after extended use.

- **Brakes** Disc pads, rotors, and calipers may be worn, especially if the bike has seen heavy use.

- **Tires** Old tires can be a safety hazard; replacing them is a must.

- **Belts and Pulleys** The timing belt and drive belt should be checked for wear, as failure can lead to catastrophic engine damage.

- **Electronics** Wiring harnesses, switches, and sensors may degrade over time, requiring replacement or repair.

2. **Fuel and Emissions Compliance** Depending on your location, older bikes may not meet current emissions standards. In some regions, you may need to modify the bike (e.g., installing a catalytic converter or EGR system) to pass inspections, which can be costly.

3. **Fuel Type** The PW1200 runs on regular gasoline, but older fuel can degrade rubber seals and gaskets. Using modern fuel additives or switching to a higher-quality fuel can help mitigate this issue.

4. **Weight** The PW1200 is heavier than modern adventure bikes, which can make it less nimble on tight trails or in urban environments. However, this is offset by its stability and robustness.

5. **Cost of Maintenance** While parts are available, labor costs for repairs can add up, especially if you re not mechanically inclined. Major overhauls (e.g., engine rebuild, transmission work) can be expensive.

6. **Rust and Corrosion** If the bike has been stored in wet or harsh conditions, rust can be a problem, particularly on the frame, suspension, and undercarriage. A thorough inspection is essential before purchase.

7. **Depreciation** Like any motorcycle, the PW1200 will continue to depreciate over time. If you plan to keep it long-term, this may not be a major concern, but it s worth considering if you re looking for a short-term or resale-oriented purchase.

- **Engine wear** If the previous owner neglected maintenance, the engine may have internal wear (e.g., rod bearings, crankshaft journals).

- **Transmission issues** The 6-speed transmission is robust but can develop syncro problems or wear over time.

- **Frame cracks** While rare, aluminum frames can develop stress cracks, especially if the bike has been in an accident.

9. **NOX Top End Kit Installation Complexity** Installing a top end kit requires mechanical skill and access to proper tools. If you re not experienced with engine work, you may need to pay for professional installation, which can be costly. Improper installation can lead to engine damage or reduced performance.

10. **Noise and Vibration** The parallel-twin engine can be noisy and produce noticeable vibration, which may not appeal to all riders. However, many owners find the sound and feel to be part of the bike s charm.

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### **Ending Conclusion**

Buying a 1997-2004 Yamaha PW1200 with a NOS top end kit can be an excellent choice if you re looking for a **reliable, versatile, and well-supported adventure motorcycle** that offers a balance of on-road and off-road capability. The NOS kit adds value by improving performance and ensuring high-quality components, making the bike more appealing for both daily use and potential resale.

However, the bike s age means you ll need to budget for maintenance, inspections, and potential repairs. A thorough pre-purchase inspection is critical to avoid hidden issues, and you should be prepared for the possibility of investing time or money into restoring it to peak condition.

If you re an experienced rider, enjoy classic bikes, or prioritize reliability and practicality over the latest technology, the PW1200 is a fantastic choice. For those seeking a bike with minimal upkeep or cutting-edge features, a newer adventure bike might be more suitable.

---

### **Recommendation**

- You have a budget for maintenance and are prepared for potential repairs.

- You prioritize reliability, comfort, and versatility over the latest tech.

- You plan to use the bike for a mix of on-road touring and off-road adventures.

- You re comfortable with or can afford professional installation of the top end kit.

- You ve had a **comprehensive inspection** (including engine compression test, suspension check, and frame inspection) by a trusted mechanic.

- You re okay with the bike s age and character, as opposed to a brand-new model.

- You re looking for a bike with minimal upfront costs or low maintenance requirements.

- You don t have the time or mechanical skill to handle repairs or modifications.

- You prefer modern features like electronic suspension, traction control, or fuel injection tuning.

- The bike lacks a service history or has obvious signs of neglect (e.g., rust, leaks, or unusual noises).

- You re not prepared to invest in upgrades (tires, brakes, suspension, etc.) to bring it up to modern standards.

**Final Verdict:** The PW1200 is a **great adventure bike for the right buyer** one who values durability, character, and the ability to customize. With the NOS top end kit, it becomes an even more attractive package for performance-oriented riders. Just ensure you re fully aware of its limitations and prepared for the responsibilities that come with owning a classic bike.

Details:

I do not mark merchandise values below or items as ts. Includes NOS top end gasket kit. Cylinders are freshly and expertly bored chambered to 1mm over size match WSM pistons. Freshwater part.

Good condition set of used freshwater cylinders for 1997 2004 Yamaha 1200 non power valve jet skis. Make sure this part fits your machine before purchasing.

part #: 01082624 prices

• $284.82-$360.19

specifications jetskiintakeez:

• for models: 1200
• for makes: Yamaha
• for years: 1997-2004
• mpn: 010-826-24
• part type: Cylinder
• country of origin: Japan

returns jetskiintakeez:

• time: 14 Days
• paid by: Buyer
• policy: Returns Accepted

payments jetskiintakeez:

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

seller jetskiintakeez:

• # reviews: 1970
• rating: 99.9%
• city: Grandville, Michigan

offer jetskiintakeez:

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

shipping jetskiintakeez:

• type: Calculated
• cost: $26.13
• class: Standard, Economy, Expedited
• transit: 3-7 Days
• service: FedEx Ground / FedEx Home Delivery, UPS Ground Saver, USPS Priority Mail
• carrier: FedEx, UPS, USPS

general jetskiintakeez:

• condition: Used
• Parts Accessories > Personal Watercraft Parts > Intake Fuel Systems

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