Small engine Propane an Natural Gas conversion kits for a Honda Engine these kits cover
(GX120 | GX160) Top Mount air cleaner
(GX240 | GX340 | GX630 | GX390) Top Mount air cleaner
(GX240 | GX340 | GX360 | GX390) Side Mount air cleaner
(GX630 | GX670 | GX690)
(GX620 | GX610)