<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Mathieu, <div class="">Really too much to type here but what you need is the GT6 layshaft and input shaft.</div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Speaking from my own experience using three rail all synchro box from a Spitfire and the GT6 layshaft and input shaft</div><div class="">but the shaft will have to be shortened. It can be turned down on the splines to use the Spitfire disc or</div><div class="">Ted <span style="background-color: rgb(255, 255, 255);" class="">Schumacher</span> at TSI Automotive can get you a clutch to fit. You can use the single rail, the recipe is</div><div class="">in the later Comp Prep manual. </div><div class=""><br class=""></div><div class="">The 1st, 2nd, and 3rd gears are the same (or not) check the part #’s and you will see. Again, too much to type. </div><div class=""><br class=""></div><div class="">Feel free to call me and I can walk you thru the ups and downs of the process. </div><div class="">I have three close ratio boxes I built. </div><div class="">One with a shorten GT6 shaft, </div><div class="">One with a GT6 shaft that has been shortened and splines turned down</div><div class="">One I think came out of a Toledo that came in the car when I got it. Has DG as prefix</div><div class=""> </div><div class="">Don</div><div class=""><div class=""><div class=""><div class="">
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