Piston Slap: Exhausted After a Little Crack?
TTAC Commentator jco writes:

Sajeev:

In response to your call for more reader-submitted queries, I realized I’ve had one right in front of me and have never thought to ask my fellow TTAC commenters. I have a 2006 Toyota 4runner with the amazing 4.7L 2UZFE V8 engine, currently with 90,000 miles. I purchased the truck with 55,000 miles. However, this motor seems to have a fairly common weakness.

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