Quote:
Originally Posted by winmutt
Whats the purpose on the galleys into the lifter piston?
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To provide pressurized oil into the lifter, to "pump up" the internal chamber and make the little button stick out. With restricted oil flow to the lifter (or with worn out lifters), the little button will squish in when it's not supposed to, causing the ubiquitous OM60x lifter tick.