Thread: Proper thermostat temp for 1966 230SL
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Old 01-09-2014, 05:34 AM
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oldsinner111 oldsinner111 is offline
lied to for years
  
Join Date: Nov 2008
Location: Elizabethton, TN
Posts: 6,249
If you want more power the coldest one.The hottest lower emissions.The medium would be good for traffic and mountains
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