Breaking in a new vehicle is really about the engine. The break-in — or mechanical run-in — period is designed to begin to wear the engine evenly and smoothly with low, consistent pressure, normal operating temperature and smoothly flowing oil. The goal is to get the engine's piston rings, which expand, contract and flex, to seat properly on the cylinder walls. If there are imperfections in the pistons or the cylinder walls from the manufacturing process, working the engine too hard and too soon can wear down those imperfections too quickly. That leads to "hot spots" within the engine's cylinders, which can cause problems in the years to come. … [Read more...] about Do You Have to ‘Break In’ a New Car?
Why is manual transmission dying
The Ninja Legend Spreads The biggest challenge in separating ninja truth from myth is a lack of reliable primary sources. Turnbull says there are five total documents housed at the new research center that are similar to the monk's account. What's most remarkable about that handful of documents isn't so much the content of the original texts, but how they've been transformed into these legendary tales. The mission of the new center is to trace the path from a few garden-variety nighttime attacks in the 16th century to what became a global cultural phenomenon. … [Read more...] about Research Center Seeks to Separate Ninja Fact From Fiction