64mm Intake Exhaust Valve Kit for GY6 50cc 139QMB/QMA (2000–2023)

Includes: - 64mm Intake Exhaust Valve Kit Fits Models: - GY6 50cc scooters and ATVs Model Years: - 2000–2023 Submodels: - Common chassis codes include 139QMB and 139QMA; typically found in various scooter and ATV body styles. Engine Options: - 50cc engine, commonly referred to as GY6; compatible with standard engine options. Description: This 64mm Intake Exhaust Valve Kit is designed for GY6 50cc engines, specifically the 139QMB and 139QMA models. It enhances engine performance by improving airflow, which can lead to better acceleration and efficiency. Ideal for scooter and ATV enthusiasts looking to upgrade their engine components. Features: - High-quality construction for durability - Optimized for improved airflow and performance - Direct fit for GY6 50cc engines - Easy installation for DIY mechanics - Compatible with a range of scooter and ATV models