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Old 10-18-2012, 02:33 AM
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SpecialDelivery SpecialDelivery is offline
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Join Date: Jun 2011
Location: Cape Coral, FL
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Quote:
Originally Posted by tjts1 View Post
It depends on ambiant temp, air flow through the radiator, cooling fan trigger temp etc. Its subject to the same variables as an air to air or air to water intercooler. The only other changes I would make is to go to a colder thermostat, more powerful electric cooling fan and colder fan temp switch.

Thats my plan for the OM603. Already ditched the clutch fan, swapped a 71c Tstat and running 75% water. In 90f LA traffic today it never touched 90c. I'm still waiting on the BMW 88c fan switch so for now I'm turning on the AUX fan manually. I haven't figured out how to turn the cross over pipe into a heat exchanger. An MB aux electric water pump is up to the task of running coolant through the heat exchanger.
yeah but I cant help think it would be better off without the engine heat...it would be interesting to set it up "same loop" and then go "separate loop" later. Ford has a separate system with a refrigerant cooled coil in the tank.... keeps the chill water at a constant temp. I hear ya on running it colder via the therm and the switches...but op temp is op temp or is colder always better with engine coolant temps?
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1985 300CD Silver/Blue H&R Suspension (Sold, still cryin over that)
1982 300SD Silver/Blue '85 OM617 (Sold)
1982 300D - Blue/Blue (Sold)
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