Hillsboro Auto Repair

An engine that starts easily and sounds quiet can still need a valve-clearance inspection. On Honda engines with adjustable valve clearance, the gap can change as components wear. A lack of ticking doesn't prove the clearance is correct, especially if a valve’s clearance has become too tight. That does not mean every Honda needs the same adjustment at the same mileage. Engine design and maintenance instructions determine the service. The key distinction is between inspecting clearance as scheduled and adjusting only when measurements show it is outside the specified range. Valve Clearance Allows the Honda Valvetrain to Operate Correctly Valve clearance is the specified gap within the valve-operating mechanism, measured under the required conditions. It allows for temperature changes and proper valve seating. On engines with mechanical adjustment, set the gap using the procedure and specifications for that exact engine rather than a general setting for the ... read more