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Old 60's Porsche Tech
Join Date: Jan 2009
Posts: 369
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I have identified a small leak at the left bank (1,2,3 side) cam tensioner oil feed line . I tightened this fitting which took about a 1/2 a turn. I thought this would compress the banjo fitting sealing rings. I cleaned off the area thoroughly ran the car for a few hundred miles and rechecked the area around the fitting and found it wet again, just a little seeping. After studying a manual I can see that there is a little O-ring on the tensioner itself sealing it as it goes through the timing chain cover. I was thinking of replacing the banjo fitting seals but suspect the O-ring is the problem, with 174,000 on the clock. I also believe to do that seal I must remove the timing chain cover. Any tricks or suggestions, thanks JL
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1987 911 Cab TRE engine ![]() ![]() ![]() ![]() |
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Registered
Join Date: Jul 2001
Location: Hamden, CT, USA
Posts: 446
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Sometimes the small steel tubing cracks at the fitting??
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Tim Lynn 84 911 Carrera PCA E Stock #278 |
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Registered
Join Date: Oct 2001
Location: San Carlos, CA US
Posts: 5,521
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Yes you do have to remove the cover, but it is not a big deal. I would replace that drilled bolt. My guess is it is about to break on you after you tightened it 1/2 a turn. At least get 2 spares, they are cheap. I always have a spare some where in my cabinet. I also have hundreds of the aluminum seal washers.
It will be a good project for a saturday morning. Start at 6AM, done by lunch.
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Porsche 2005 GT3, 2006 997S with bore-scoring Exotic: Ferrari F360F1 TDF, Ferrari 328 GTS Disposable Car: BMW 530xiT, 2008 Mini Cooper S Two-wheel art: Ducati 907IE, Ducati 851 |
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Old 60's Porsche Tech
Join Date: Jan 2009
Posts: 369
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what do you have to remove to get the cover off?, thanks for the help JL
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1987 911 Cab TRE engine ![]() ![]() ![]() ![]() |
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Registered
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Quote:
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1974 914 2.0 1980 911 SC 2002 996 Cabrio 2000 Silverado 2011 Golf |
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Less brakes, more gas!
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6am is too early for bier...
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![]() ![]() '82 Euro SC 'Track Rat' 22/29 Hollows, 22/22 Tarrets, Full ERPB F/R, Rennline Tri Brace, Glass bumpers, Pro 2000's, 5 pts, blah blah blah '13 Cayenne GTS |
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