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Registered User
Join Date: Mar 2013
Posts: 16
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No compression cylinders 2&5 p911 1977
All cylinders except 2&5 showing 110 psi, that's a cold engine 13c air temp. Cylinders 2&5 0psi. Engine has new rings etc. Could the guy I got to do the cam chain timing, have got it this wrong.
Please help. 
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05-14-2015, 02:40 AM
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Registered
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No i would bet on guy who did valve ajustement.
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05-14-2015, 02:51 AM
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Registered
Join Date: Oct 2008
Location: Nash County, NC.
Posts: 8,522
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Agree, valve adjustment too tight
Bruce |
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05-14-2015, 03:53 AM
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Registered
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Valve adjusting method......
Quote:
Vanillamitch, We're you using the backside method for valve adjustment? Or the conventional way. Just curious. Tony |
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05-14-2015, 05:59 AM
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Straight shooter
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Having gone too tight on a valve adjustment myself, they sure do run nice and quiet but way down on power. You would notice right away... I made it about a mile before turning around to do the job over.
__________________
“Of the value traps, the most widespread and pernicious is value rigidity. This is an inability to revalue what one sees because of commitment to previous values. In motorcycle maintenance, you MUST rediscover what you do as you go. Rigid values makes this impossible.” ― Robert M. Pirsig, Zen and the Art of Motorcycle Maintenance: An Inquiry Into Values |
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05-14-2015, 06:43 AM
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Member 911 Anonymous
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+1, have valves re-adjusted or DIY and send him the bill.
__________________
'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 |
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05-14-2015, 10:26 AM
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P911
Marble Grey
