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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Choke plate and Velocity Stack Intake Kit
Left Crankcase Cover
Drive shaft with gears/pulleys for the Tornado 43cc scooter
pocket quads and some small 2-stroke dirt bikes
Hoca Performance QMB139 Torque Spring Base Dirt Bike Choke plate and Velocity StackHoca Performance Torque Spring Base for 50cc QMB139 4 stroke engines and engine based vehicles. The QMB139 Torque Spring Base will allow for smoother torque spring action through the use of ball bearings. This allows the spring to pivot and turn free rather than binding up. Please see our Warranty & Returns Policy.
