Cylinder Head 50cc 39mm with SLS and long valves 69.5mm for 4-stroke China GY6 Kymco 139QMB 139QMA Euro 4/5 Citomerx Part No. 107351
- Manufacturer: Citomerx
- Item no: 107351
- Manufacturer no.: 107351
- EAN: 4060861231018
Item data
| Product type: | Cylinder head |
| Cylinder head dimensions (LxWxH): | 135 x 125 x 60 mm |
| Displacement: | 50 cc |
| Cylinder head stud bolt spacing: | 50 x 50 mm |
| Tuning & Styling Part: | No |
| Vintage part: | No |
| Cylinder head stud diameter: | 8 mm |
| Surface finish: | Matt |
| GTIN: | 4060861231018 |
| Note: | Mit SLS / lange Ventile 69,5mm |
| Scope of delivery: | Cylinder head |
| Color: | Grey |
| Spark plug thread: | M10 x 1 |
| Features: | Durable, Corrosion resistant |
| Engine type: | 4-stroke |
| Scope of delivery: | 1x cylinder head |
| Manufacturer number: | 107351 |
| Country and region of manufacture: | China |
| Type of motorcycle: | Scooter |
| Units quantity: | 1 |
| Manufacturer warranty: | 2 years |
| Material: | Aluminum |
| Type: | Standard |
| suitable for: | 4-stroke China GY6 / Kymco 139QMB 139QMA |
Prices plus VAT plus shipping costs
In stock! Delivery time 1-3 working days
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The Citomerx 50cc 39mm cylinder head is the ideal replacement part for your 4-stroke China GY6 or Kymco engine (139QMB / 139QMA Euro 4/5). Featuring an SLS connection and 69.5mm long valves, this cylinder head ensures reliable performance and long-lasting durability. It’s perfect for anyone looking for a precisely fitting, robust spare part to repair or upgrade their scooter or moped engine. Thanks to its solid craftsmanship, it provides optimal combustion and smooth engine running – essential for restoring or enhancing your vehicle.
Product advantages:
-
Precise fit for 139QMB / 139QMA engines (Euro 4/5)
-
With SLS (secondary air system) for cleaner emissions
-
Long valves (69.5mm) improve gas exchange and performance
-
Durable thanks to sturdy construction
-
Ideal replacement part for engine repairs
Scope of delivery:
-
1x Cylinder head 50cc 39mm with SLS and pre-installed valves
ZS 2Radteile GmbH
Unterbibracherstr. 3
95519 Vorbach
Web page https://www.citomerx.de
Email: info@zweiradteile.net
| Product type | Cylinder head |
|---|---|
| Cylinder head dimensions (LxWxH) | 135 x 125 x 60 mm |
| Displacement | 50 cc |
| Cylinder head stud bolt spacing | 50 x 50 mm |
| Tuning & Styling Part | No |
| Vintage part | No |
| Cylinder head stud diameter | 8 mm |
| Surface finish | Matt |
| GTIN | 4060861231018 |
| Note | Mit SLS / lange Ventile 69,5mm |
| Scope of delivery | Cylinder head |
| Color | Grey |
| Spark plug thread | M10 x 1 |
|---|---|
| Features | Durable, Corrosion resistant |
| Engine type | 4-stroke |
| Scope of delivery | 1x cylinder head |
| Manufacturer number | 107351 |
| Country and region of manufacture | China |
| Type of motorcycle | Scooter |
| Units quantity | 1 |
| Manufacturer warranty | 2 years |
| Material | Aluminum |
| Type | Standard |
| suitable for | 4-stroke China GY6 / Kymco 139QMB 139QMA |
Citomerx spare parts - precision, quality and top performance for your two-wheeler
Citomerx is an established brand in the field of spare parts and accessories for motorcycles, scooters, mopeds and quads. The company stands for precisely manufactured products, a wide range and excellent value for money. Riders and workshops who value reliable quality, a long service life and a high degree of fitting accuracy have been placing their trust in Citomerx for years.
Comprehensive range for all requirements
The Citomerx range includes far more than just standard spare parts: In addition to cylinder kits and variomatic weights, there are high-performance brake systems, robust clutches, electrical components such as alternators and starters as well as exhaust systems and carburetors. Many products are not only intended as replacements for original parts, but also offer a noticeable improvement in performance and durability thanks to technical optimizations. This allows drivers to keep their vehicle in top shape or optimize it in a targeted manner.
Precise fit and easy installation
Citomerx is particularly valued for the precise fit of its parts. Whether you are a hobby mechanic or a professional workshop - installation goes smoothly, as each component is precisely matched to the respective vehicle model. This saves time, ensures greater safety and reduces wear.
Suitable for everyday use and resilient
Another advantage of Citomerx is its consistent focus on suitability for everyday use. All products are designed for high loads and can withstand intensive use - whether in city traffic, on long tours or in sporty use. This makes Citomerx the right choice for all those who rely on technology that functions reliably and at the same time guarantees riding pleasure.
The advantages of Citomerx at a glance
- ✔️ Precise fit - easy installation without compromise
- ✔️ Wide range - from cylinder kits and brakes to electrics and exhaust systems
- ✔️ Optimized performance - many parts offer noticeable improvements over standard components
- ✔️ High load capacity - developed for everyday, touring and sporty use
- ✔️ Fair price-performance ratio - premium quality at attractive conditions
Conclusion: Citomerx impresses across the board
Whether for regular maintenance, necessary repairs or targeted tuning: Citomerx offers the right parts for almost every vehicle model. Drivers who value quality, reliability and durability consciously choose this brand.
With Citomerx, you are not only investing in spare parts, but also in the safety, value retention and performance of your two-wheeler. If you are looking for riding enjoyment without compromise, Citomerx is the right choice.
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