Short Stack Uni Air Filter (1.75" height)

Foam "Uni" filter with rubber top. 1.75" height - this smaller form factor allows it to fit where many other filters won't! Spring-loaded inner body allows filter to be compressed and springs back. Optional velocity stack and/or choke available. Fits Zenoah G230RC / G260RC / G240RC / G270RC / G290RC / G320RC G231PUH / G260PUH / G260PU / G231PUM / G260PUM engines. Also fits Zenoah G23LH / G2D / G43L / GZ25N14 / GZ25N23 engines. Also fits Chung Yang CY23RC / CY26RC / CY27RC / CY29RC / GP290 / GP420 / GP460 engines. If you have:
A S25 / X25 / Geo-Sport / Geo-Bigfoot / GSR25 / GSR Sport with stock carburetor installed, select af318: GZ25N velocity stack.
A S25 / X25 / Geo-Sport / Geo-Bigfoot / GSR25 / GSR Sport with high-performance carburetor installed, select af200 or af315.
An engine with a Walbro WA-167 carburetor installed, select af200 or af311.
An engine with a Walbro WT series carburetor installed, select af310.
An engine with a Walbro WYK series carburetor installed, select af200 or af315.
A G23LH engine with stock carburetor, select af200 or af315.
A G43L engine with stock carburetor, select af310 or af315.

Note: velocity stack is required for use. The base kit is sold without velocity stack for those who already have one.


These filters are now the "new" style, with rubber cap.