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Am I the first idiot to do this?
After a total engine rebuild, transmission rebuild, complete rotisserie body rebuild I was ready on Saturday to turn the key. Rebuilt suspension and brakes were on, wheels on the ground and engine and transmission were installed. Filled it up with fluids and after taking care of a couple little leaks it was time to fire it up. Nothing happened when I turned the key. Right...a couple fuses need to be in. Put in the fuses and turned the key, saw the oil pressure rise but no firing. I spent the entire day Saturday checking the ignition, then most of Sunday checking the fuel system then late Sunday afternoon I finally got it to sputter when I put the accelerator to the floor. But, it backfired so hard that it blew the pop-off valve right out of the airbox. I'm glad I had installed that valve, or I would have had an exploded airbox. That backfire made me re-check the ignition. I finally checked the firing order by reviewing Waynes book I used to rebuild the engine. Yes, I had them wired exactly like it shows in the picture....but then I read the fine print in the caption below the picture that said:
"Swap plugs 6 and 5 along, with plugs 3 and 2 for the SC and Turbo configuration" It was one of those moments where you're so happy you finally figured out the problem, you're not angry with yourself for screwing it up initially. I switched the plug wires on the distributor and she fired up smooth on the first turn of the key. It was late Sunday night and not the appropriate time to do the 20min high-rev break-in (neighbors would not have appreciated it), so I shut it down after a minute. Am I the only idiot that's done this? Geoff
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'82 911SC (Complete rebuild) Click here to go to the project website that chronicles the rebuild process |
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Join Date: Jan 2006
Location: Santa Barbara, CA
Posts: 2,307
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Apparently. But I've lots dumber things than that!
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jhtaylor santa barbara 74 911 coupe. 2.7 motor by Schneider Auto Santa Barbara. Case blueprinted, shuffle-pinned, boat-tailed by Competition Engineering. Elgin mod-S cams. J&E 9.5's. PMO's. 73 Targa (gone but not forgotten) |
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Friend of Warren
Join Date: Oct 2000
Location: Lincoln, NE
Posts: 16,492
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I can top that. I forgot to reinstall the ring gear when I did my rebuild. Didn't discover it until I tried to start the engine and the starter just spun!
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Kurt V No more Porsches, but a revolving number of motorcycles. |
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Ehh, I did that 2 weeks ago to my wife's old Altima, but I was hardly paying attention whilst doing the work because the car's hardly worth anything.
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88' Carrera, Black/Black/Black, "Murdered Out" OEM. 06' BMW 'M' Roadster (Wife's car and WAY faster than mine) |
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Almost Banned Once
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That's a classic... (I've done this as well...lol)
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- Peter |
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Join Date: Mar 1999
Location: Cornwall-on-Hudson, New York, USA
Posts: 4,499
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It took me forever to get the wiring right on my new 12-plug dual-ignition distributor when I rebuilt the gold-plated Porsche, and I think I probably even had the engine running backward at one point. Don't feel bad.
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Stephan Wilkinson '83 911SC Gold-Plated Porsche '04 replacement Boxster |
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Non Compos Mentis
Join Date: May 2001
Location: Off the grid- Almost
Posts: 10,597
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I'm sure glad I've never done anything stupid.
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Slumlord
Join Date: May 2001
Location: Canada
Posts: 4,983
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No. Just the first one to confess in public.
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84 Cab - sold! 89 Cab - not quite done 90C4 - winter beater |
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Almost Banned Once
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- Peter |
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Join Date: Jan 2009
Location: Marietta, Ga (Atlanta)
Posts: 2,970
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Back in the early seventies, I built a very highly modified 2.5L motor. I aquired a Vertex racing magneto from a friend, and thought it would be a cool addition. After building this pristine motor from the ground up and installing, I was ready to fire it up. It would not start, just back fired and sputtered. Turns out when I installed the Vertex with the plug wires I had fabricated, I hooked them up, attaching No1 from the Vertex to No1 cylinder, No2 from the magneto to cylinderNo2, and so on!! DUH!!! After getting them rehooked up in the correct firing order, I felt like anything but a mechanic, more like a f#@king idiot!
But when all was correct, the car was a rocket. Grant |
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Quote:
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If it flows, it goes. If its smooth, it moves. Any questions? 96 993 C2 (Current) 87 911 Factory Turbo-Look Cab (Sold) 85 911 Factory Turbo-Look Targa (Gone) |
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Join Date: Mar 2007
Location: asheville
Posts: 205
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I drilled a hole in my kegerator for an extra keg and managed to hit on of the coolant lines. wifey was pissed
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Carl F 2000 Ruby Red Dodge Stratus with high performance racing stripe SE edition WTF? (sadly gone, but not forgotten) 1997 HOnda Accord "Shaggin Wagon" 1987 All black Targa 1998 Lemond Zurich/Dura Ace 2005 Jamis Dakar Sport 2006 Lemond Reno 2 DOgs , 2 Cats, Shi@ton of fleas 1 Cool as Hell Wife that tolerates my stupidity |
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Author of "101 Projects"
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Right-o. I've done that before, hence I put it in the book!
-Wayne
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Wayne R. Dempsey, Founder, Pelican Parts Inc., and Author of: 101 Projects for Your BMW 3-Series • 101 Projects for Your Porsche 911 • How to Rebuild & Modify Porsche 911 Engines • 101 Projects for Your Porsche Boxster & Cayman • 101 Projects for Your Porsche 996 / 997 • SPEED READ: Porsche 911 Check out our new site: Dempsey Motorsports |
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Moderator
Join Date: Dec 2001
Posts: 9,569
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One of these days I'm going to get a tattoo that says 162534
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'66 911 #304065 Irischgruen ‘96 993 Carrera 2 Polarsilber '81 R65 Ex-'71 911 PCA C-Stock Club Racer #806 (Sold 5/15/13) Ex-'88 Carrera (Sold 3/29/02) Ex-'91 Carrera 2 Cabriolet (Sold 8/20/04) Ex-'89 944 Turbo S (Sold 8/21/20) |
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Join Date: Feb 2008
Location: Christchurch, New Zealand
Posts: 17
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Quote:
![]() One of the very rare times that I have literally "laughed out loud" at something that one of my fellow 'drongo's' has done in a moment of madness (trust me, I've had many a few myself!!). It's lovely to see that people on this wonderful forum are humble enough to admit such mistakes to all and sundry, and you all have my utmost respect for doing so ![]() regards, Steve |
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Nope, I did it. The previous owner of my '76, which still had the 2.7, decided that SC engine decals would look lovely in the engine compartment. I followed these decals when replacing the cap, rotor, and ignition wires. Same result as you, including the dislodged popoff. Took me a few days to retrace my error. Needless to say, the SC decal with the dizzy rotation and order was promptly removed.
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sudo apt-get purge 930
Join Date: Jul 2006
Location: Brandon, FL
Posts: 4,838
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Mark 1979 930 Euro ***GONE AND DON'T MISS IT AT ALL*** "Worrying about depreciation on your car and keeping mileage down is like not ****ing your girlfriend so her next boyfriend finds her more appealing" --clutch-monkey |
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1980 911 SC
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Been there, done that, following the Bently's manual. It didn't say anything about SC's dizzy turning the opposite direction.
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Life's a Beach |
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Done that one better by combining it with improper installation of the distributor. It ran, barely...
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Chris https://dergarage.com ‘07 GT3, '80 SC Weissach (For SALE), '01 986S, '11 958S, '18 Stelvio, '18 Dursoduro 900 |
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Join Date: Aug 2004
Location: Littleton, CO
Posts: 543
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I did the same thing on my 78 3.0. I did just what the book said, almost. It is one of the best feelings when that motor starts for the first time after the long build process.
Rich
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1976 911/S/SC/BASTARD Mid9 Member #12 |
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