Patrick writes:

Sajeev,

Thanks for the column and the sage advice, but mostly for the generosity as lemons perp. (FYI Piston Slap queries don’t count as bribes – SM)

Recently purchased a Focus ST, and though I have rebuilt/broken in conventional engines in the past, new car recommendations of oil changes at 5,000 miles plus and no mention of an engine break-in procedure leave me nervous. Especially with the new breed of HO turbo motors. I know better than to push the motor for the initial 500 – 1,000 miles. Reading forums and interwebs, a number recommend an initial oil change at 1,000 to clear out the initial break in filings, then adhere to a 5k oil change schedule with synthetic fluids.

What say you? Running the initial fluids to 10k sounds like an introduction to premature wear to me. (Read More…)