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| Registered Join Date: Apr 2003 Location: The Motor City 
					Posts: 306
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				WOO-HOO! Here it is Replace you clock with this...
			 
			I had a few 911 guys asking for a gauge to replace their redundant clock, the most asked for unit was a voltmeter/CHT gauge.  I built this one as a test to "gauge" interest.  Whaddoya think?  Here are some other 91 gauges I did this week as well Mark          | ||
|  02-02-2008, 01:18 PM | 
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| Registered Join Date: Apr 2007 Location: Cornwall, UK 
					Posts: 51
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			Sweet! Volts / CHT is more useful than my clock that keeps running slow. Any idea on price yet? Jon | ||
|  02-02-2008, 01:23 PM | 
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| Registered | 
			nice work!
		 
				__________________ 1970 914-6 street"evil cockaroach" 1970 911 Targa "ST" Jade Green IROC Tribute (ready to race) | ||
|  02-02-2008, 01:23 PM | 
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| Regis turd ab user Join Date: Dec 2006 Location: Tacomatose, Wa USA 
					Posts: 1,489
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			Yes!
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|  02-02-2008, 01:29 PM | 
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| Registered Join Date: Feb 2003 Location: Petaluma - San Francisco Area 
					Posts: 555
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			So...how much?
		 
				__________________ PorschePilot 74 911S Targa - High Quality 2.7 Rebuild and Full Body Restoration MID9 Member Beechcraft V-Tail Bonanza (Fly'n high and low) | ||
|  02-02-2008, 02:05 PM | 
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| Get off my lawn! | 
			Like most things it depends on price and performance. The volt / CHT gauge looks nice. Can the volt meter just read any 12 volt source or will it need a special feed from the charging system. Will the CHT gauge read the CHT from the fuel injection sensor without affecting the values the fuel injection? Where will the CHT gauge get the signal?  I would love to have a gauge like that but how will I hook it up and what will it cost? 
				__________________ Glen 49 Year member of the Porsche Club of America 1985 911 Carrera; 2017 Macan 1986 El Camino with Fuel Injected 350 Crate Engine My Motto: I will never be too old to have a happy childhood! | ||
|  02-02-2008, 02:09 PM | 
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| 74 911Ebay Join Date: Aug 2007 Location: Denver, CO 
					Posts: 1,035
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			When!!!
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|  02-02-2008, 02:14 PM | 
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| Dog-faced pony soldier | 
			I hear that sucking sound that normally is associated with money disappearing from my wallet.
		 
				__________________ A car, a 911, a motorbike and a few surfboards Black Cars Matter | ||
|  02-02-2008, 02:22 PM | 
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| Member 911 Anonymous | 
			sweet
		 
				__________________ '85 Carrera Targa Factory Marble Grey/Black * Turbo Tail * 930 Steering Wheel* Sport Seats * 17" Fuchs (r) * 3.4 * 964 Cams * 915 * LSD * Factory SS * Turbo Tie Rods * Bilsteins * Euro Pre-Muff * SW Chip on 4K DME * NGK * Sienes GSK * Targa Body Brace PCA/POC | ||
|  02-02-2008, 03:35 PM | 
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| drag racing the short bus Join Date: May 2002 Location: Location, Location... 
					Posts: 21,983
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			My clock just went south. Would be interested in the volts/cht gauge. How much?
		 
				__________________ The Terror of Tiny Town | ||
|  02-02-2008, 03:37 PM | 
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| Registered Join Date: Sep 2004 Location: Merced ca. 
					Posts: 143
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			im in on this! how much?
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|  02-02-2008, 03:43 PM | 
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| Capitalist and Patriot Join Date: Sep 2006 Location: Freedomville 
					Posts: 1,923
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			Nice indeed! +1 on "How much is it going to set us back?" 
				__________________ Former Test driver & Production Manager Singer Vehicle Design 2009 Cayenne GTS, '81 911SC RoW Targa (lot's of goodies), '86 535csi, '84 633 csi (turbo charged-sold)  , '68 912 Targa (sold)  ,  '69 911E (sold) "Dream it, Believe it, Decide it, DO it " | ||
|  02-02-2008, 04:18 PM | 
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| Registered | 
			Had no idea what CHT stood for...so did a google for acronym finder and my guess is cylinder head temperature.  So my question, why would we want to measure this?
		 
				__________________ -= Kaliv Farstryder =- '87 Porsche 911 | ||
|  02-02-2008, 04:33 PM | 
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| Registered | 
			The cylinder head temperature changes with mixture. It you you run too lean it goes up, if you run rich it will be lower. It's a very comon instrument in aircraft engins where you constantly have to control the mixture due to altitude-induced air density changes. On p-cars it is nice to have if you run carbs or non-stock fueling and want to know if something is out of adjustment. Ingo 
				__________________ 1974 Targa 3.6, 2001 C4 (sold), 2019 GT3RS, 2000 ML430 I repair/rebuild Bosch CDI Boxes and Porsche Motronic DMEs Porsche "Hammer" or Porsche PST2, PIWIS III - I can help!! How about a NoBadDays DualChip for 964 or '95 993 | ||
|  02-02-2008, 04:49 PM | 
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| Registered | 
			Nice!  My clock has NEVER worked.
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|  02-02-2008, 04:58 PM | 
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| Registered Join Date: Oct 2002 Location: so cal 
					Posts: 569
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			My clock works and I would still be interested!
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|  02-02-2008, 05:00 PM | 
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| Registered Join Date: Dec 2007 Location: San Diego 
					Posts: 343
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			Wow!  That is beautiful.  A real good upgrade.
		 
				__________________ Donald 70 S Coupe 03 SLK 01 FXDX 05 Police Interceptor | ||
|  02-02-2008, 05:17 PM | 
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| 19 years and 17k posts... | 
			Nice work there!
		 
				__________________ Art Zasadny 1974 Porsche 911 Targa "Helga" (Sold, back home in Germany) Learning the bass guitar Driving Ford company cars now... www.ford.com | ||
|  02-02-2008, 05:30 PM | 
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| Administrator Join Date: Feb 2000 Location: Los Angeles 
					Posts: 13,334
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			One thought: I've got the type of CHT that has the sensor at the base of one of the sparkplugs.  I don't think I've ever seen temps higher than 325 degrees.  Is it even possible to get 500+ degree readings, or would it make more sense to put in a gauge with a range more appropriate to our cars? I've purchased all the stuff to add a fresh air duct to my clock opening, but I'll admit that I haven't been able to bring myself to get rid of the (still-functioning) clock. I find myself checking it all the time. 
				__________________ Jack Olsen 1972 911 My new video about my garage. • A video from German TV about my 911 | ||
|  02-02-2008, 05:44 PM | 
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| Virginia Rocks! Join Date: Oct 2003 Location: Just outside the beltway 
					Posts: 8,497
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I read in on of your posts that you set the red line for when the session is over.  I always liked that idea.    I don't know why people hate the clocks so, it's pleasing to me.  The glare is always on my radio and I have to take my eyes off the road.
		 
				__________________ Rosewood 1983 911 SC Targa   | Black 1990 944 S2 | White 1980 BMW R65 | Past:  Crystal 1986 944 na    Guards Red is for the Unoriginal | ||
|  02-02-2008, 06:03 PM | 
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