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Hydraulic lifter info.

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Old 01-12-2009, 09:49 PM
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Default Hydraulic lifter info.

This is a close up that I took when I had my lifters out during my bent valve project last week.
<img src="http://photos-f.ak.fbcdn.net/photos-ak-snc1/v1926/171/16/1163813651/n1163813651_30276661_6465.jpg">

This is some info I found on VAG lifters. Courtesy of KVquattro.com Not specific to our S-cars but the technology has not changed much...if any.

<img src="http://farm4.static.flickr.com/3533/3192924003_f0e9d5b28e_o.jpg">

<img src="http://farm4.static.flickr.com/3514/3192924035_37c1973644_o.jpg">

<img src="http://farm4.static.flickr.com/3105/3192924059_57d011ac86_o.jpg">
Old 01-12-2009, 11:34 PM
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Good diagrams!
Old 01-13-2009, 12:03 AM
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Default cool. I've noticed AAN's seem to have less tappet rattle on startup than MC's, even at high miles.

MC's and other older motors tend to rattle quite a bit on startup when they've had some miles, haven't noticed this on an AAN.

I suppose that could just be acoustic damping from the heavy coilpack &amp; cast covers vs. stamped steel on MC's etc..?
Old 01-13-2009, 05:12 AM
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thanks for the reference info
Old 01-13-2009, 11:46 AM
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I think I just learned something...thanks
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