Geo Velocity Stack Air Filter Adapter for the GZ and Geo engines ONLY.
Velocity stack kit includes tunable velocity stack, choke, and mounting bolts. Features a tuning needle that allows proper adjustment of air flow to top barrel of Carburetor. Only works with the stock dual barrel Carburetor. This item is required to mount an aftermarket air filter on Geo Motors (shown below)*Notes: Base needle setting should be 1/2 turn open from closed. Then adjust from there for best performance.
This item fits the following gopeds GSR Sport / GSR-25 / Sport S25 / Geo Sport / X25 / GOX Ped / Geo Bigfoot This item fits the following engines GZ25N14 / GZ25N23