New Olym Cylinder Head Intake and Exhaust Valve Seal Spring Kit Compatible 50cc 60cc 80cc 100cc GY6 Engine 69mm Intake Exhaust Valves 139QMB 139QMA Chinese Mini ATV Quad Engine Pocket Dirt Bike

【FITMENT】Fit for 50cc 60cc 80cc 100cc GY6 Engine 69mm Intake Exhaust Valves 139QMB 139QMA Chinese Mini ATV Quad Horizontal Engine Pocket Dirt Bike Scooter.
【DIMENSION】Intake Valve OD: 18mm/0.71", Length: 69mm/2.72"; Exhaust Valve OD: 16mm, Length: 69mm/2.72"; Stem Shaft Diameter: 5mm/0.20"; Outer Springs OD: 22mm/0.87", Length: 34mm/1.34"; Inner Springs OD: 16mm/0.63", Length: 31mm/1.22".
【HIGH-QUALITY】Made of high quality materials, safety, environmental protection, not easy to damage, exquisite workmanship, easy to install.
【PACKAGE INCLUDING】2 X Intake Valves,2 X Exhaust Valves,4 X Inner Springs,4 X Outer Springs,4 X Valve Spring Seats,8 X Valve Cotters,4 X Valve oil seal.
【AFTER SALE】If you have any questions or are not completely satisfied with your purchase, please leave us a message.

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