How to block and unblock a LinkedIn user. To block a user on LinkedIn, navigate to the person's profile and click the drop-down menu next to the button in the top section of the member's profile (this button may have different names depending on your account).
Time is perhaps more important than miles, in the life of a timing belt. Seven years is the maximum life of the timing belt, recommended by most manufacturers. For instance, even if the engine has only 30,000 miles, but is seven years of age, the belt should be replaced.
Timing chain replacement is a difficult job best left to professional mechanics or those with advanced auto-repair experience. Those who choose to do it themselves will need to set aside two-six hours. A certified master technician provides a step-by-step guide to replacing a timing chain.