Performance Valve Spring Set for Genuine & GY6 125-170cc

Performance Valve Spring Set for Genuine Buddy and GY6 Engines

This Performance Valve Spring Set is designed for Genuine Buddy scooters ranging from 125cc to 170cc, as well as various GY6 engines featuring 2-valve cylinder heads. This upgrade improves valve performance at higher RPMs when compared to standard springs. It is one of the GY6 150cc scooter parts that can significantly improve throttle response by reducing valve float. Each valve includes one inner and one outer spring, ensuring better performance.

Construction and Materials

These valve springs are made from electroplated steel, which provides greater strength and durability. The inner spring measures an inner diameter of 12.25mm and a length of 32.5mm, while the outer spring has an inner diameter of 17.20mm and a length of 35.6mm. The wire thickness of the inner spring is 1.96mm, and the outer spring is 2.9mm, providing effective support for high RPM performance.

Compatibility and Fitment

This spring set is compatible with GY6 QMJ157, QMI152, QMK161, and various other engine codes. It fits a wide range of 2-valve cylinder heads, making it suitable for numerous scooters. If your scooter has a GY6 engine, this is a reliable option for improved performance.

Specifications

• Material: Electroplated steel
• Inner Spring ID: 12.25mm
• Inner Spring Length: 32.5mm
• Outer Spring ID: 17.20mm
• Outer Spring Length: 35.6mm
• Fits: GY6 QMJ, QMI, QMK engines
• Made in: Taiwan
• Certification: ISO 9001

Fitment

This valve spring set is compatible with the following models:

• Genuine Buddy 125
• Genuine Buddy 150
• Genuine Buddy 170
• GY6 125cc / 150cc / 169cc engines

Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.

Shop more: GY6 150cc Scooter Parts (157QMJ) · GY6 Scooter Parts · Scooter Cylinder Heads & Valves · Scooter Parts