what's the year and milage of the car? When was the last time the car had the TC, TC guides and tensioner replaced?

You can do a quick visual check for the chain and top 3 guides condition by removing the valve covers

Replacing the top 3 guides are doable but the bottom 3 are a B!%$&

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1991 420SEL Project Car (Completed and rides beautifully) http://www.peachparts.com/shopforum/showthread.php?t=112321
2000 BMW 740IL
2000 Integra Type R - Track Car - SOLD
2005 S2000 - Track Car
06 C230 Sport
89 560SL