The Automotive Test Kit offers a one-stop resource tor the testing of vacuum operated or vacuum related systems on a wide range of vehicles including automobiles, ATVs, boats and even airplanes. This kit tests all vacuum related systems in the engine including ignition systems, carburetors, automatic transmissions, computer systems, fuel systems, air conditioning units, cruise control units, emissions control systems and more. This kit contains the Mityvac(r) Repairable Vacuum Pump, Automotive Test Adapter Package, 1- 1/4ins Rubber Cup Adapter, 24 inches of 1/4ins I.D. Tubing and our 110+ page Users Manual.