Similarly in physics or maths when we try to define a location of our object we need another point from which we will tell the distance or direction or both to pin point the location. The another point is the reference point. In physics reference is often replaced with observer. Its that case when observer locates the object by starting from himself.
Parts: $53 - $94. The average cost for a timing belt replacement is between $340 to $457. Labor costs are estimated between $287 to $363 while parts are priced between $53 to $94. Get a personalized estimate based on your location and specific car.arts: $53 - $94. The average cost for a timing belt replacement is between $340 to $457. Labor costs are estimated between $287 to $363 while parts are priced between $53 to $94. Get a personalized estimate based on your location and specific car.
Water pumps generally need to be replaced around 100,000 miles or so. Typical costs: Hiring a mechanic to replace a water pump typically costs $300-$750, depending on the make and model of car and the more parts that need to be removed. Purchased separately, a water pump typically costs $50-$100 or more, depending on the make and model of the car.