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rwest rwest is online now
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Join Date: Jun 2009
Location: St Paul MN
Posts: 5,291
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So many things can cause excess heat; lean running, timing off, stuff blocking off airflow on cylinders, missing engine tins around cylinders fan problems, oil thermostat not working correctly.

Maybe post some pictures of your fan and underside of engine.

Can you check timing and air fuel ratio?
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Rutager West

1977 911S Targa Chocolate Brown
Old 04-27-2018, 01:27 PM
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