47mm Engine Cylinder Head Assembly for GY6 72cc 80cc 4 Stroke 139QMB 139QMA

Feature: The Diameter of cylinder is 47mm, and the length of cylinder head valve is 64mm. Made of high quality Aluminum alloy and durable in use. Original standard, direct replacement for the original one. Precise design, high performance and reliable stability. Especially designed for GY6 72cc 80cc 4 Stroke 139QMB 139QMA. Specification: Condition: Brand new Material: Aluminum alloy Color: Silver Package Weight: Approx 996g Cylinder Quantity: 1 Displacement: 80cc Cylinder Head Valve Length: Approx 64mm 2.52in Cylinder Diameter: Approx 47mm 1.85in Package Include: 1 * Engine Cylinder Head assembly Note: 1. This is a non EGR head, it does not have EGR port. 2. Please check the size before purchasing. 3. Please allow 1 3cm error due to manual measurement. Thanks for your understanding. 4. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.