✅This fuel pump and vacuum tester allows you to accurately test the pressure of both mechanical and electrical fuel pumps. The vacuum gauge also helps diagnose issues such as improper valve timing, burned or stuck valves, sticking choke, leaking manifolds, incorrect fuel mixtures, and more, making it a reliable tool for comprehensive engine troubleshooting.✅

Features:

▪️ Easy-to-read 4 in. diameter gauge

▪️ Tests output pressure up to 10 PSI

▪️ Suitable for checking mechanical or electric fuel pumps

▪️ Durable brass fittings for long-lasting performance

▪️ Includes adapters compatible with most vehicles