<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>A follow up to this subject/question which I posed several days ago.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>This picture shows “early with socket head cap screws” vs “late with socket head cap screws” vs “late with hex head cap screws”. All are marked both VW and ATE, so original units. All with 42mm pistons.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><a href="https://www.thesamba.com/vw/gallery/pix/1953090.jpg">https://www.thesamba.com/vw/gallery/pix/1953090.jpg</a><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I’m not in desperate need for replacement cap screws….but these items are turning out to be unusual and so-far; hard to find. Bel-Metric, AFT Fasteners, McMaster-Carr, and a variety of other internet sources don’t have them. The main issue is the 7mm diameter being unusual, compounded by the 12.9 strength spec.<o:p></o:p></p><p class=MsoNormal>(an aside: I’ve found a couple internet references indicating that the torque spec on this cap screw would be 21.7 Ft-lb. for a plain-dry installation.)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I suppose the first take-a-way is to treat these cap screws with respect since they can’t be replaced easily.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Tim Shreve, <a href="mailto:OKType3tim@cox.net">OKType3tim@cox.net</a><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>OWASSO, OK, USA<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>