<div dir="ltr"><div>Possibly an over-simplification (which is how I usually try to comprehend things electric) but I imagine the TR control box to contain two spools with slightly different functions.  One is a voltage regulator and the other is a current regulator.</div><div><br></div><div>As to the original question -- possibly several styles of screws will work well enough to hold it but this is the look of the original if you are trying to approximate what was there:</div><div><br></div><div><img width="471" height="157" src="cid:ii_ibod0vv50_14e56a37147241be"></div><div><br></div><div>Geo<br>​</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Jul 3, 2015 at 5:15 PM, dave n <span dir="ltr"><<a href="mailto:dave@ranteer.com" target="_blank">dave@ranteer.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I am asking about how that black box, which I believe is the voltage regulator, but I'll go with control box, is mounted on the firewall in the engine compartment.  I have neither TR4 gauges nor a voltage stabilizer.<div class="HOEnZb"><div class="h5"><br>
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