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Reed and window piston not included.


This cylinder is for use with the GTZ reed valve or the GTZ PRO reed valve.


Many companies do not properly port cylinders for use of reed valves. WE DO!


The new GTZ ULTRA race cylinder is fully decked out for use with reed valves in high performance setups. You must use a reed valve to take advantage of this cylinder's full potential.





GTZ ULTRA REED VALVE Racing Cylinder Fully Ported For Reed for 80cc Two Stroke

  • Ships through USPS Priority mail. Shipping time 2-3 Days once shipped, and handling time is 2-7 days depending on demand. Orders are hand packed with care by owner. Each cylinder is hand inspected prior to shipping for defects to ensure you receive the best cylinder.

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