RUNNING IN, PLEASE PASS
“Running in, please pass.” Older drivers may remember the signs mounted inside rear screens of slow-moving vehicles, holding up traffic as their drivers rigidly adhered to the running-in routine prescribed in their owners’ manuals.This wasn’t an unusual occurrence as owners understood their vehicles needed to be carefully run in to ensure reduced oil consumption and increased longevity, while accepting that the original engine oil would need to be changed after the first 1 000 to 2 000 km.
Running in a vehicle is primarily about the engine, and the recommendation to drive at lower speeds and avoid using full throttle is intended to ensure mating friction surfaces seal against each other with minimal leakage or rotate against each other with the lowest possible friction.The final machining process for cylinder bores is known
You’re reading a preview, subscribe to read more.
Start your free 30 days