Quote:
Originally Posted by BuffaloBass
Another option is to hit the engine with foaming engine cleaner to cut some of the old gunk off. It may be impossible to detect where its coming from with years of gunk piled atop it all.
The valve cover gaskets are notoriously leak prone with age.
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On all older Toyotas - and if the head has "half-moon" seals, make sure they are either replaced and/or re-sealed with the right RTV (Toyota FIPG or equivalent). (not sure if the RZ series motors have half moons)
-Charlie
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'99 4Runner SR5 Auto -
4WD swapped
'89 Camry Alltrac LE 3S-GTE 5spd
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