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Registered
Join Date: Jun 2004
Location: Los Alamos, NM
Posts: 390
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I need to adjust the idle mixture on my 1982 SC. The tamper-proof plug is still in place. The instructions are to drill it and use a self-tapping screw to remove. Looks to me like I'll have to lower the engine a bit to do the drilling, even with a right angle drill adapter. Anyone know any tricks to make this any easier?
Thanks, Scott
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Scott Wilburn 1988 911 Carrera 3.4 L 1998 M3 1984 308 QV |
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Join Date: Sep 2002
Posts: 3,580
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You might try one of the 45 or 90-degree drill bit adapters that Harbor sells to reduce the clearance needed. I think you will still need to do a partial drop, though.
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Registered
Join Date: Jun 2004
Location: Los Alamos, NM
Posts: 390
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In case someone searches in the future, here is the resolution.
I was able to do this without lowering the engine with a pen vise, small drill bits, and a fair amount of patience. After removing airbox cover and CIS boot, I started with a small bit, turning by hand. Worked up to larger bits. Tried to remove plug by threading self-tapping screw into hole and pulling, but it was very stuck. Ended up just drilling all the way through and enlarging hole enough for 3 mm allen.
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Scott Wilburn 1988 911 Carrera 3.4 L 1998 M3 1984 308 QV |
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