180cc Cylinder Head for Scooters & Mopeds

180cc Cylinder Head for GY6 Scooters and Mopeds

This 180cc Cylinder Head is specifically designed for the GY6 180cc Power Kit, making it an important component for improving performance in compatible scooters and mopeds. Riders looking to maintain engine efficiency will find this part valuable. It is one of the scooter cylinder heads & valves that ensures proper airflow and combustion. Replacing the cylinder head can lead to better engine response and reliability.

Compatibility and Usage

This cylinder head is intended for use with GY6 bikes equipped with the GY6 180cc Power Kit. It is also compatible with various 157QMJ-based engines, including popular models such as the 125cc, 150cc, and 169cc. Riders should replace the cylinder head when they notice signs of wear or a decline in performance to ensure dependable operation.

Installation Details

This cylinder head fits into the existing engine framework with precise dimensions for an accurate fit. The exhaust and intake ports are designed to facilitate efficient airflow, which is important for engine performance. When installing, ensure that all bolt hole spacings align correctly for effective sealing and function.

Specifications

• Position: Cylinder Head
• Exhaust Valve Diameter: 22.8mm
• Exhaust Port Diameter: 22mm
• Exhaust Port Bolt Hole Spacing: 50mm
• Intake Valve Diameter: 27.75mm
• Intake Port Diameter: 23mm
• Intake Port Bolt Hole Spacing: 45mm
• Stud Spacing: 57mm "B-case"
• Overall Height: 66mm

Fitment

This cylinder head is compatible with GY6 scooters and mopeds that utilize the GY6 180cc Power Kit, as well as various 157QMJ-based engines.

• 157QMJ
• 161QMK
• 152QMI
• 1P61QMK
• YN1P57QMJ
• 1P52FMI
• 154FMI
• JJ157QMJ
• 1P57QMJ
• BN157QMJ
• BN161QMK-A

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: Scooter Cylinder Heads & Valves · Scooter Parts