Fit For Green Fuel Cap Breather Hose For Orion GPX SDG For Pit Bike Motorcycle Spare Parts Fit For Green Fuel Cap Breather Hose For Orion GPX SDG Pit Bike Pipe diameter connector ends match fuel cap ports of Orion GPX SDG pit bike models Flexible rubber blend construction with green exterior coating ; maintains soft bendable shape under engine vibration Clear internal passage balances pressure ; fuel starvation issues during steep climbs speed riding flexible tube design fits mounting routing ; requires no or for direct replacement installation Smooth inner wall prevents debris blockage ; consistent airflow circulation to stabilize steady fuel delivery to carburetor