Non-Genuine Titanikel Plated Cylinder Kit with Pop-Up Piston for Stihl MS391 Chainsaw

Enhance your Stihl MS391 chainsaw with this non-genuine Titanikel Plated Cylinder Kit, complete with a Pop-Up Piston, from HL SUPPLY. This kit is the perfect replacement for the OEM part number 1140-020-1204 and is tailored specifically for models with a 3 bolt intake, ensuring a precise fit and superior engine performance.

Replaces OEM Part Number: 1140-020-1204

Compatible with Stihl Model:

• Stihl MS391

Important Note: This kit will ONLY fit models that use a 3 bolt intake.

What is a Pop-Up Piston?

A pop-up piston is a specialized piston design used in some chainsaw engines. Unlike traditional pistons that have a flat top, pop-up pistons feature a raised center section. This design allows for a higher compression ratio within the combustion chamber. When the piston moves upward in the cylinder, the raised center section compresses the fuel-air mixture more intensely than a traditional flat-top piston. This increased compression leads to a more powerful explosion and greater torque output.

Benefits of a Pop-Up Piston:

• Increased Power: The higher compression ratio generated by a pop-up piston results in a significant increase in power and torque, ideal for heavy-duty tasks like cutting through dense wood or felling large trees.
• Improved Efficiency: The efficient combustion process enhances fuel economy, reducing the fuel needed for the same power output.
• Enhanced Torque: More torque makes cutting through tough materials easier, reducing strain on both the operator and the engine.

What is Titanikel Plating?

Titanikel plating is a proprietary technology by Hyway, utilizing a high-temperature steam plating process where titanium and nickel are combined. This occurs at temperatures between 900 to 1000 degrees Celsius, resulting in a robust, wear-resistant surface perfect for high-performance engine components like cylinders.

Titanikel Plating Process:

The process involves multi-composite electroplating, coating the cylinder with a titanium-nickel composite. After plating, the surface is polished with diamond tools due to titanium’s high strength, achieving an exceptionally smooth and efficient finish.

Benefits of Titanikel Plating:

• High Temperature Resistance: Titanikel can withstand extreme heat, ensuring the cylinder’s integrity during heavy use.
• Durability: The titanium-nickel composite provides superior wear resistance, extending the life of your chainsaw’s engine.
• Chemical Resistance: Titanium’s natural resistance to chemicals enhances the longevity of the cylinder in various conditions.
• Smooth Operation: The smooth finish reduces friction, improving engine efficiency and reducing wear on moving parts.
• Optimal Strength-to-Weight Ratio: Titanikel offers a balance of high strength and low weight, crucial for chainsaw performance.

From HL SUPPLY, this Titanikel Plated Cylinder Kit with Pop-Up Piston offers a cost-effective, high-quality solution to boost the performance of your Stihl MS391 chainsaw.