The GURPS spaceship series may have what you are looking for. It is an more abstract build system than the usual Traveller systems. Look on Warehouse 23 for the PDFs  <div>If you really want the Vehicles build for the HEPlaR, I have the stats on my other computer. Ping me again and I will send them to you. <span></span><br><div><br>On Tuesday, July 7, 2015, Greg Nokes &lt;<a target="_top" href="mailto:greg@nokes.name">greg@nokes.name</a>&gt; wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Or old school book 2?  :)<br>
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Sent from my bat phone<br>
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&gt; On Jul 7, 2015, at 5:59 PM, Greg Nokes &lt;<a target="_top" href="javascript:;" onclick="_e(event, &#39;cvml&#39;, &#39;greg@nokes.name&#39;)">greg@nokes.name</a>&gt; wrote:<br>
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&gt; Hey, has anyone out there in TML land munged HEPLAR or some other reaction drive into the G:T Interstellar Wars ship design sequence?<br>
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&gt; Thanks!<br>
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