Not that I have seen in the Porsche books I've got - 986 handbook / Bentley's / 101 Projects.
A bit like the coolant pump or MAF or AOS or fuel pump maintenance schedules....
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2001 Boxster S (triple black). Sleeping easier with LN Engineering/Flat 6 IMS upgrade, low temp thermostat & underspeed pulley.
2001 MV Agusta F4.
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