IHI3020 Features: * Features and Benefits Tests for fuel line pressure and vacuum leaks * Check for leaky valves timing fuel pump vacuum and pressure and gas line leakage * Easy-to-read gauge with 3ft. hose and vacuum hose adapter fitting * Gauge measures vacuum from 0 to 28 Hg in 1 increments 0 to 700mm Hg in 50mm increments * Measures pressure from 0 to 15 psi in 1/2 psi increments 0-1 Kg/cm2 in 1 Kg/cm2 increments * Proudly made with the finest components under the most stringent manufacturing guidelines