• "BMW Valve Cover Gasket Leak Found With CO2

    Description:

    BMW Valve Cover Gasket Leak Found With CO2

    How to find an oil leak with CO2 on a BMW. We use 1 psi of CO2 through the AGA Oil Cap tool for dipstick less engines. This method work real well since dye just seems to goes all over the place. Once you pin point the leak you can eith go with the results or spray the ATS BullsEye foam.