Quote:
Originally Posted by darrin
disagree here -- if your valve guides are shot and allowing that much oil to flow through, they're also no longer transforming heat off of the valves as effectively. An overheated valve that breaks off while driving is going to make your engine rebuild a LOT more expensive.
At 127k miles and 500 miles per quart of oil, it's likely time to dig in.
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Also a note, everything runs pretty cool. I mean it barely gets past the second hash mark on the oil temp. Does that matter at all?