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				Does a '72 run "warmer" than, say a 71 or 73?
			 
			Does anyone know if a stock 2.4 '72 will necessarily run "warmer" than it's counterparts like . .lets say . . a '73? I mostly wonder due to the smaller capacity of the oil system. 25% less oil = hotter temps, right? My warmed-up highway temps hover around 215-220, maybe 230 on a really really hot day. It doesn't bother me, but it just gets me thinking. Anyone? 
				__________________ 1983 SC Coupe 1963 BMW R60/2 1972 Triumph Tiger 1995 Triumph Daytona SuperIII | ||
|  06-06-2006, 03:48 PM | 
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| Registered Join Date: Apr 2001 Location: Linn County, Oregon 
					Posts: 48,583
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			I don't think the less capacity really would increase the running temp as much as that with less capacity it would reach that temp quicker.  All else being equal, of course.  Kind of like boiling water in a microwave...less water to boil takes less time, but it will still boil.  The 1972 "S" models all came with a fender mounted cooler.  Road use, I've never gone past 225.  That was crossing the Utah Salt flats on my way to Aspen in July of 1976...
		 
				__________________ "Now, to put a water-cooled engine in the rear and to have a radiator in the front, that's not very intelligent." -Ferry Porsche (PANO, Oct. '73) (I, Paul D. have loved this quote since 1973. It will remain as long as I post here.) | ||
|  06-06-2006, 05:31 PM | 
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| Registered Join Date: Feb 2004 Location: Houston 
					Posts: 1,486
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			Mine gets up there also. I was thinking that it was ok, but sometimes i worry a little. But look likes its the norm.
		 
				__________________ Derek Oxford PCA - Nationally Certified Instructor 2002 Boxster S ( race car) 2010 LR4 2009 GMC Sierra (Porsche Support 2011 M3 4Door | ||
|  06-06-2006, 07:20 PM | 
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			I get about similar.  City driving on a cool day is about 175, highway driving on a really hot day I'd see 230, maybe 240 at the track.  I'd start to worry if I saw 250.  (my temps are actually all celsius - 175 = 80, 230 = 110, 240 = 115, 250 = 120).  No front oil cooler.
		 
				__________________ Current: 1987 911 cabrio Past: 1972 911t 3.0, 1986 911, 1983 944, 1999 Boxster | ||
|  06-06-2006, 07:27 PM | 
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| Band. | 
			I forgot to mention that I, too have no additional oil cooler. Unless you count the cool collar HAHAHAHAHA. It's good to know that I don't (necessarily) have a problem. However, I think I'll have a look at the cooling tin also next time I have the engine out. 
				__________________ 1983 SC Coupe 1963 BMW R60/2 1972 Triumph Tiger 1995 Triumph Daytona SuperIII | ||
|  06-06-2006, 09:07 PM | 
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			i have a virgin 82k  72 911 it was 92f  all day no jump in temp. no lonng stop lights...   cma.....
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|  06-06-2006, 09:18 PM | 
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| Registered Join Date: Nov 2004 Location: Vancouver, BC 
					Posts: 228
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			My 73 2.4 CIS runs at 210 in normal driving, higher if run hard - no external cooler. My 69 2.0 E engine runs at 180 in normal driving - no external cooler.
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|  06-07-2006, 03:07 PM | 
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			My 72 runs around 180 normal driving with 2.7 rs pistons. When I use to run it on the track for fun at sears (max 4 laps) it would get around 205 max. This was without a front oil cooler.
		 
				__________________ 72 911 Although it is done at the moment, it will never be finished. | ||
|  06-07-2006, 03:58 PM | 
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