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ds475's Avatar
 
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Cleaned spark plug connections

I cleaned all of my grounds under the hood, and noticed an incredible increase in performance/driveabilty in the low rpm end.

not to mention it winds up better too.

anyway, i took it a step further, and i took out all of my spark plugs and sanded the top metal connection the spark plug itself, then i also sanded in between the washer, and the spark plug connection, then i cleaned the other side of the washer that contacts the engine. i doubt i'll notice anything really noticeable with this "cleaning".

now i can't wait to get paid, then get wilk's chip... my car will be running so bad ass, this will fulfill what my car is lacking...

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'85.0 944 Not Awesome - Being Parted Out
Old 10-29-2003, 09:49 PM
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Finally! A bit of light at the far end of the tunnel!
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Hugh - So Cal 83 944 Driver Person
NOT a 'real' Porsche -- Its Better!!!!
When was the last time you changed your timing and balance belts and/or cam chain and tensioner?
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Old 10-29-2003, 10:27 PM
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why didn't you just buy new plugs?
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Old 10-29-2003, 11:17 PM
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Quote:
Originally posted by MikeCT
why didn't you just buy new plugs?
Sigh! The light dims.
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Hugh - So Cal 83 944 Driver Person
NOT a 'real' Porsche -- Its Better!!!!
When was the last time you changed your timing and balance belts and/or cam chain and tensioner?
New Users please add your car's year and model to your signature line!
Never break more than you fix!
Old 10-30-2003, 06:39 AM
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i was also thinking about maybe cleaning the electrodes (is that what they're called?) with some emery cloth
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Old 10-30-2003, 07:58 AM
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Hey ds475, silly question, but where are the major grounds located?
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Old 10-30-2003, 08:35 AM
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Hey ds475, silly question, but where are the major grounds located?


Big brown wires at the back of the engine fastened to the firewall. They often give trouble despite looking fine.

Also the battery earth, of course.
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1983 944 Lux (manual) 2.5 litre 8 valve na and no pas

1991 944 (automatic) 2.7 litre 16 valve na and pas

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Last edited by Dark Skies; 10-30-2003 at 11:35 AM..
Old 10-30-2003, 11:29 AM
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Cool, thanks Dark Skies. I've cleaned the battery ground, but it never occurred to me that I should worry about the ground reaching the engine OK. Will give em a good wire brushing next time I'm under the hood.
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Grant
In the stable: 1938 Buick Special model 41, 1963 Solex 2200, 1973 Vespa Primavera 125, 1974 Vespa Rally 200, 1986 VW Vanagon Syncro Westfalia, 1989 VW Doka Tristar, 2011 Pursuit 315 OS, 2022 Tesla Y
Gone but not forgotten: 1973 VW Beetle, 1989 Porsche 944, 2008 R56 Mini Cooper S
Old 10-30-2003, 11:34 AM
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Quote:
Originally posted by Tshabet
Cool, thanks Dark Skies. I've cleaned the battery ground, but it never occurred to me that I should worry about the ground reaching the engine OK. Will give em a good wire brushing next time I'm under the hood.
No worries - they're at the heart of lots of woes that are seemingly unrelated to electrickery. Can cause lot's of hassle with erratic tickover. Often the connection looks shiny and clean and still fails. I'd cleaned mine until the brass of the firewall mounting (the rubberoid cover has long since fallen apart) was polished and still ended having to bypass the stud with an earth strap mounted elsewhere.
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1983 944 Lux (manual) 2.5 litre 8 valve na and no pas

1991 944 (automatic) 2.7 litre 16 valve na and pas

"I have only five words for you: From my cold, dead hands."
Old 10-30-2003, 11:41 AM
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yea, i've cleaned every ground (battery ground, firewall to engine ground, the two grounds up by the headlights) i need to get the firewall to engine ground that is actually on the engine, but it's a b!tch to get too... how many grounds are there on the engine? just that one?
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Old 10-30-2003, 01:45 PM
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p.s. be sure you clean both side of the eyelet on the ground wire itself, then clean the washer (both sides), clean the part of the bolt that touches the washer, AND clean the connection on the frame itself. i would almost guarentee a very noticeable increase in performance if they haven't been cleaned in a while... i noticed a big difference...
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'85.0 944 Not Awesome - Being Parted Out
Old 10-30-2003, 01:46 PM
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Available soon for your Normally Aspirated pleasure.....current state of the art....electronicly actuated, adjustable advance, multiple coil (one for each plug), ignition. Installed in a couple hours with hand tools.


Stay posted!!!

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Old 10-31-2003, 07:18 AM
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