Glixal GY6 100cc Big Bore Cylinder Rebuild Kit with Performance Head Assy, Model ATMT1-010ML69, for 139QMB/139QMA/147

Frequently Asked Questions

• Q: What is included in the Glixal GY6 Big Bore Cylinder Rebuild Kit? A: The kit includes a performance big valve cylinder head assembly and large valve piston rings. This complete rebuild kit is designed for GY6 engines, enhancing performance.
• Q: What are the dimensions of the valves in this cylinder head? A: The valves measure eighteen point five millimeters and twenty point five millimeters. These larger valves provide increased airflow and power compared to stock valves.
• Q: Is this rebuild kit compatible with all GY6 engines? A: Yes, this kit is compatible with GY6 forty-nine cc and fifty cc engines. It specifically fits models like 139QMB, 139QMA, and 147QMD.
• Q: How do I install the Glixal GY6 Big Bore Cylinder Rebuild Kit? A: Installation involves removing the existing cylinder head and replacing it with the new assembly from the kit. Ensure that you follow the manufacturer's instructions for proper setup.
• Q: Will this kit fit my scooter or ATV? A: Yes, this kit fits most Chinese made four-stroke scooters and ATVs. Common brands include JONWAY, ROKETA, and TAOTAO.
• Q: Do I need to change rocker arms when using this kit? A: Yes, if your original head has sixty-four millimeter valves, you must change your rocker arms to the ones included in the kit. This ensures proper compatibility.
• Q: How do I maintain the performance of this cylinder rebuild kit? A: Regular maintenance includes checking the piston rings and ensuring proper lubrication. This will help maintain optimal performance and longevity.
• Q: What should I do if my engine side cover gasket is damaged? A: Replace the engine side cover gasket with a new one to prevent leaks. The gasket included in the kit is specifically for a short case version with eight bolts.
• Q: Is there special care required for the cylinder head? A: Yes, keep the cylinder head clean and check for wear regularly. Avoid overheating the engine to prolong the life of the cylinder head.
• Q: Can I return the Glixal GY6 Big Bore Cylinder Rebuild Kit if it doesn’t fit? A: Yes, you can return the kit within the specified return period if it doesn't fit. Please check the retailer's return policy for specific details.
• Q: What if the kit arrives damaged or missing parts? A: Contact customer support immediately for assistance. Most retailers will offer a replacement or refund if the kit is damaged upon arrival.
• Q: How does this kit improve engine power? A: This kit uses larger valve heads to enhance airflow, allowing for more efficient combustion and increased power for your GY6 engine.
• Q: Is this kit suitable for beginners to install? A: It is recommended for those with some mechanical experience. Beginners may find it challenging without prior knowledge of engine assembly.
• Q: What is the benefit of using DLC wear-resistant coating on piston rings? A: The DLC wear-resistant coating reduces friction and enhances durability, helping to protect the cylinder sleeve from wear and extend engine life.
• Q: Are there any specific tools required for installation? A: Yes, you will need basic automotive tools such as wrenches, screwdrivers, and possibly a torque wrench for proper installation.