TWO STROKE PERFORMANCE HKC125.17ON Cylinder Head

( Brand: Two Stroke Performance ), ( Manufacturer Part Number: HKC125.17ON ), ( Type: Cylinder Head )

Review TWO STROKE PERFORMANCE Ktm Cylinder Head fits 125

The HKC125.17 cylinder head from HASCO is a high-performance component designed specifically for the KTM 125 two-stroke motorcycle. This upgraded cylinder head offers significant enhancements in power and torque, making it an excellent choice for riders seeking improved engine performance.

The HKC125.17 cylinder head boasts several key design features that contribute to its exceptional performance capabilities. The head features a modified combustion chamber with increased volume, allowing for a more efficient fuel-air mixture and better combustion. The design also includes a new, more aggressive camshaft profile that increases the intake and exhaust durations for improved power and torque at all RPMs.

Moreover, the HKC125.17 cylinder head includes new, larger intake and exhaust ports that facilitate better gas flow in and out of the engine. These ports are CNC-machined to ensure optimal precision and uniformity. Additionally, the cylinder head features a new, high-performance exhaust valve that allows for improved exhaust gas flow and better scavenging, resulting in increased power and better engine efficiency.

The HASCO HKC125.17 cylinder head is manufactured using the latest CNC machining technology and is made from high-quality aluminum alloy. This ensures that the cylinder head is not only lightweight but also incredibly strong and durable. The head is also finished with a smooth, polished surface that not only looks great but also reduces the risk of piston scuffing and other engine damage.

Installation of the HKC125.17 cylinder head is straightforward and can be completed with minimal modifications to the existing engine. However, it is recommended that the installation is carried out by a professional mechanic or experienced enthusiast to ensure that the engine is correctly set up for optimal performance.

In summary, the HASCO HKC125.17 cylinder head is an excellent upgrade for KTM 125 motorcycles seeking improved power and torque. Its design features include a modified combustion chamber, aggressive camshaft profile, larger intake and exhaust ports, and a high-performance exhaust valve, all of which contribute to significant performance gains. The cylinder head is precision-machined from high-quality aluminum alloy and is designed for easy installation.

Buying a performance cylinder head for a KTM 125, such as the HGC125.17 from Honda Racing, can offer several benefits for motorcycle enthusiasts looking to enhance the performance of their bike. Here are some potential pros and cons to consider:

1. Increased Power: A performance cylinder head can provide a significant increase in power output, making the bike faster and more responsive. This can be especially noticeable in the mid-range and top-end power bands.

2. Improved Thermal Efficiency: Performance cylinder heads are designed to improve the flow of gases in and out of the engine, which can lead to improved thermal efficiency. This can result in better fuel economy and reduced engine temperatures, leading to longer engine life.

3. Enhanced Engine Response: A performance cylinder head can provide more precise fuel injection and ignition timing, which can lead to improved engine response and smoother power delivery.

1. Cost: Performance cylinder heads can be quite expensive, especially when compared to stock cylinder heads. The cost of the cylinder head itself, as well as any necessary modifications or tuning, can add up quickly.

2. Complexity: Installing a performance cylinder head can be a complex process that requires a high level of technical expertise. It may also require additional modifications to the engine or exhaust system to achieve optimal performance.

3. Warranty Issues: Installing a performance cylinder head can potentially void the warranty on the bike, as many manufacturers do not cover aftermarket modifications.

In conclusion, a performance cylinder head for a KTM 125 can offer significant performance gains, but it comes with some drawbacks. The cost, complexity, and potential warranty issues are important considerations for those thinking about making the upgrade. Ultimately, the decision to buy a performance cylinder head depends on individual priorities, technical expertise, and budget.

If you are serious about enhancing the performance of your KTM 125 and have the necessary skills and resources, a performance cylinder head can be a worthwhile investment. However, it's important to do your research, ensure that the cylinder head is compatible with your bike, and consider the potential costs and complexities involved in the installation process. Alternatively, there are other ways to improve the performance of your KTM 125, such as upgrading the exhaust system or using aftermarket fuel mapping, that may be less complex and costly.

Details:

TSP cylinder head and insert. 2016 2023 carburetors Bikes. Fits KTM, Husqvarna and Gas 125 cc. This CNC machined TSP head suits KTM 125 SX and Husky TC 2016 model's.

The head is designed to work with the stock base gasket thickness and gives a big boost power throughout rev range. It features an improved combustion chamber design that gives more Performance from bottom to top as well reduced risk of detonation. It has been designed and tested to work with 91 octane fuel will also suit higher FIM spec fuels.

specifications cylindermotorcycleiz:

• for makes: Ktm
• brand: Two Stroke Performance
• mpn: Hkc125.17on
• type: Cylinder Head

returns cylindermotorcycleiz:

• policy: No Returns

shipping cylindermotorcycleiz:

• type: Calculated
• class: Standard
• carrier: USPS
• transit: 5-12 Days
• service: USPS Ground Advantage
• cost: $7.40

payments cylindermotorcycleiz:

• credit card: Visa
• other
• wallet: Paypal

general cylindermotorcycleiz:

• condition: Used
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads

seller cylindermotorcycleiz:

• rating: 100.0%
• city: Roseville, California
• # reviews: 173

offer cylindermotorcycleiz:

• started: July 23, 2025
• availability: In Stock
• options: Ship-to-home
• quantity: 1
• sold: 0

Two Stroke Performance HKC125.17ON Is Similar To:

• 051-0508 Touratech Cylinder Head Guards For Bmw Two (31.8% similar) Aftermarket cylinder head covers for an R1150GSTOURATECH item...(January 13th, 2019)
• 90176-08026-00 90201-080l8-00 Yamaha Cylinder Head Nuts Washers Yz Two Stroke (25.6% similar) Bolt it on and go riding. Cylinder head crown nuts and washers from a 2003 Yamaha YZ250. Should fit any 2000 to current Yamaha YZ250 Two Stroke dirt bike. The parts all look to be straight and in good shape. May fit other model's as well but I don't know for sure...(December 28th, 2018)
• Suzuki 11220-36100 Gt185 Engine Cylinder 11210-36100 Vintage Two Stroke Ahrma (21.1% similar) At vintage king. Vintage king motor sports when quality price matter most. Your n o gonna pay a lot for this gas tank. Oem engine cylinders cylinder head top end from a 1976 Suzuki GT185. This sale includes: both cylinders the cylinder head. Shipping is calculated by location, weight and size ...(January 18th, 2024)
• Vhm Aa33080 Cylinder Head Yz250 2 Stroke Includes Two Inserts (27.1% similar) It includes Two inserts. Box was damaged but product is new. Specifically designed for YZ250 2 Stroke motorcycles, this cylinder head is a Performance part that ensures improved engine efficiency and power output. The chm cylinder head for a YZ250 2 Stroke engine is high-quality aluminum part. Brand...(September 6th, 2025)