22T Crankshaft Assembly, Aluminum Alloy Stable Performance High Sensitivity Antirust Scooter Crankshaft for ATV 50cc 60cc 80cc 4 Stroke GY6 QMB139

Crankshaft Assembly for GY6/QMB139 50cc to 80cc 4 stroke engines

• FITMENT:Oil pump drive gear 22 teeth for ATV 50cc 60cc 80cc 4 Stroke GY6 QMB139.Inexpensive replacement for OEM crankshaft;Size:stroke 41.4mm;overall length 246mm
• HEAVY QUALITY MATERIALS:Constructed with top grade precision machining,this crankshaft resists wear,corrosion and thermal fatigue. It’s built tough to handle extreme riding conditions,extended mileage and high rpms making it the ideal replacement for stock components that fall short
• EASY REPLACEMENT:With superior craftsmanship, this scooter linkage crankshaft is a reliable and practical part that can be directly replaced with the broken or shabby one
• CONSISTENT RELIABILITY:Whether you're restoring upgrading, or tuning your engine,this crankshaft delivers consistent performance mile after mile. Its advanced design minimizes vibration, improves balance, and reduces engine strain,extending the life of your engine and reducing maintenance needs
• BOOSTED POWER:Experience a noticeable performance upgrade with enhanced torque and quicker acceleration.The optimized design reduces friction and increases engine responsiveness,giving riders the edge they need for high speed cruising,uphill climbs or performance tuning projects