The water pump on my '03 Highlander was original when I sold it this year @ 265k Kms; I replaced only the timing belt @ 185k Kms.
Left the idlers, WP and tensioner alone. With my luck the new parts would fail soon after.
I'm not as confident in regards to the water pump on my 2GR-FE. We shall see.
Last edited by GSCJR; 10/17/19 11:58 AM.