Briggs & Stratton® Fuel Tank Cap fits on 3 HP through 4 HP Classic, Sprint and Quattro Series lawn mower engines. The fuel tank cap provides a number of critical functions such as preventing gas tank fumes from leaving the tank as well as protecting the fuel from outside contamination and maintains the appropriate pressure in the fuel tank.

• Fuel tank cap
• Fits on 3 HP through 4 HP Classic, Sprint and Quattro Series lawn mower engines
• Carded.