XSZ40E 129cc Engine Fuel Cap with Vent for Small Engine Fuel System Use

Replacement Fuel Tank Cap for XSZ40E 129cc Engine with Sealed Vent Design

XSZ40E 129cc Engine Fuel Cap with Vent for Small Engine Fuel System Use

Vent-Type Fuel Cap Compatible with XSZ40E 129cc Small Gas Engine Models

12PCS, Gas Can Vent Caps for Plastic Gas Cans, Small Plastic Cap Kit, Yellow ...

XSZ40E 129cc Engine Fuel Cap with Vent to Support Proper Tank Pressure

Fuel Cap with Vent for XSZ40E 129cc Engine Used in Lawnmower Applications