We Tested 3 Foam Engine Cleaners on Heavy Oil Sludge: Valve Cover Teardown Results
A 2005 Toyota Camry with the 3.0L V6 1MZ-FE engine arrived at our shop after a purchase inspection request. The buyer wanted to know the engine condition before finalizing the sale. Oil change records showed intervals of 8,000 to 12,000 miles over 148,000 miles of ownership. We removed both valve covers before any treatment and […]