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914World.com _ 914World Garage _ tach hack

Posted by: synthesisdv Jul 18 2004, 02:39 PM

converted my tach to 8k, scanned face and added hash marks and number, also cleaned up face. Removed signal arrows and # text.

Limiter on motor is set at 7500 now, so need some extra headroom on the tach. Looking at the coils, I think the tach will read to about 7400 or 7500. I probably will shift around 6500 => 6800 most of the time but sometimes you need the extra revs in the gears.

I am such a motor nerd.
dr


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Posted by: SirAndy Jul 18 2004, 02:49 PM

that's cool! smilie_pokal.gif

can you send me your high-res files (before and after)?

i need to do something similar, but keep the blinker indicators (upside down!) ...
Andy

Posted by: nebreitling Jul 18 2004, 03:09 PM

agree.gif that is tres cool

now if only i had a motor that would rev to 7k

Posted by: seanery Jul 18 2004, 03:25 PM

I had one that rev'd to about 9k....ONCE sad.gif

Posted by: ArtechnikA Jul 18 2004, 03:48 PM

i'm just curious why you did this rather than using an 8000-rpm 5" AutoMeter tach...

Posted by: seanery Jul 18 2004, 04:16 PM

this was free. biggrin.gif

Posted by: synthesisdv Jul 18 2004, 04:19 PM

Like to keep certain parts of the car original, and I love the look of the factory gauges. That autometer is most likely more accurate but it just don't look right to me in a 914.

idea.gif

dr

Posted by: TimT Jul 18 2004, 04:41 PM

QUOTE
That autometer is most likely more accurate


Im not sure thats true...

When we tune my friends car, the virtual "dashboard" (this is a haltech managed engine)
shows a 400RPM difference between what the ECU sees, and what the Autometer tach is reading..The Autometer gauge was installed while the VDO gauge was out being made into a 10000RPM tach, unfortunately when we got the tach back it didnt work with the Haltech, so we sent it back to be made compatible with the haltech..

Maybe we will find the VDO is off compared with what the ECU is seeing also....

Its always fun to add more variables to really cloud things up biggrin.gif

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