APPLICATION: ALLOWS A POL VALVE TO BE SECURELY AND SAFELY CAPPED STOP LEAKS FREE SHIPPING TO THE 48 STATES Be sure to add me to your favorites list ! Check out my other items ! Sign up for PayPal ; the fast, easy, and secure way to pay online. Feel free to ask us about conversion kits for almost anything including trucks, cars, generators, tractors, boats, motorcycles, RVs etc . We can build a kit to convert almost any engine!