Description
Schmitt Sportfreund aluminum cylinder kit (60cc, 41mm bore) for Simson S51, KR51/2, SR50
The Schmitt "Sportfreund" aluminum cylinder kit offers a high-quality 60cc solution for Simson mopeds such as the S51, KR51/2 and SR50 models. This kit includes a powerful 4-port cylinder, manufactured in Europe and specifically designed for high torque and durability.
Schmitt Sportfreund - High-quality construction and materials
The "Sportfreund" cylinder features a nickel-carbide-silicon-coated liner, ensuring exceptional wear resistance. The centrally aligned cylinder head and expanded cooling surfaces optimize heat dissipation, delivering highly efficient cooling. Its design allows for straightforward modifications to the cylinder as needed, without complex bonding or welding. The kit also includes a high-quality 2-ring Vertex piston, providing excellent longevity and reliability.
Modern technology in a classic look
Schmitt combines state-of-the-art combustion chamber contours, optimized transfer ports, and advanced material alloys, all crafted in a traditional 50cc appearance. The cylinder and head feature increased surface areas to improve cooling, and ample space is provided for further customization without the need for cumbersome adhesives or welding.
Technical data Schmitt aluminum cylinder Sportfreund 60cc
- 4-port cylinder with nickel-carbide-silicon coating
- Displacement: 60cc
- Bore: 41mm
- Stroke: 44mm
- Centralized cylinder head
- O-ring and cylinder base gasket
- 2-ring Vertex piston
- Carburetor stud bolt
- Small parts included
How to Install a cylinder on a scooter, motorcycle or moped
The cylinder or cylinder kit is the heart of the engine on scooters, motorcycles and mopeds. It consists of a cylinder, a piston with piston ring(s), a cylinder head and gaskets needed for installation.
The service life of a cylinder depends on whether it has been fitted correctly.
Tuning Level: Sport
We categorize our products into different performance levels Original, Sport, Racing and High End , so that our customers can choose the right parts for their setup. It is really important to combine parts that belong to the same tuning level, this is especially true for cylinders, crankshafts and exhausts.
The products listed under Sport yield better performance than Original parts. They may have technical differences, such as the use of higher quality materials, a larger displacement or a performance-enhancing design. They are suitable for everyday use and have a long service life.
Aluminium cylinders
Aluminium cylinders are more powerful than cast iron cylinders, but require more regular maintenance and must be combined with different components such as a reinforced crankshaft and a larger carburetor.
How to run in an aluminium cylinder?
Aluminium cylinders should be run in for about 200 kilometers , and you should use a fully synthetic engine oil.
Note: To ensure optimum performance and reliability, it is advisable to measure the squish clearance. Just have a look at our tutorial How to adjust squish clearance.
Cylinder Kit Schmitt Sportfreund Vertex Edition 60cc 41mm Simson S51 / KR51/2 / SR50 | |
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Article no. | STT49609 |
EAN | 4057233987451 |
Weight | 2,83 kg |
Series | Sportfreund |
Brand | Schmitt |
Product type | Cylinder kit |
Tuning level | Sport |
Displacement | 60cc |
Piston pin | 12 mm |
Cylinder material | Aluminium |
Bore | 41 mm |
Stroke | 44 mm |