As a Laminate link chain it is tremendously strong. If you think about what it does. Turning at 50 % crankshaft speed. How many revolutions it has turned through. Chains of this nature are not " stretched ". It is the wear and tear. Gear teeth accumulate wear, every link and pin has wear. It's not a stretched loose sock. It's the age and time in-service. From day one metal starts the process toward end service.
There is procedure to lay a straightedge along the gears and measure the amount of slack in chain.
Bearings don't shrink, they wear . Stretching chains , no, wear from time in service and or inferior materials, oil contamination.
There is procedure to lay a straightedge along the gears and measure the amount of slack in chain.
Bearings don't shrink, they wear . Stretching chains , no, wear from time in service and or inferior materials, oil contamination.