Originally Posted by CruisinGA
A little FYI for you-
In the Toyota 4.7 V8, the waterpump should be replaced at the timing belt change not just because "you're in there" but because the timing belt usually fails due to waterpump failure.
The timing belt tensioner, and the idler pulley should also be changed. Some dealerships skimp on this.
The timing belt itself will last far beyond the 90k mile interval, but contamination from leaking coolant or oil will kill it quick.
That V8 has a timing belt instead of a chain? I asked the service shop about the timing belt on my Highlander and they told me it is a chain.
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