The manual has been updated, that gap should be 0.8 mm, 1.0 mm is too much.

Check your numbers, there are two ignitors for our bikes, one for the 790 one for the 865...this used one is $289
http://cgi.ebay.com/ebaymotors/Triumph-S...oto#ht_4859wt_0

A positive attitude may not solve all your problems, but it will annoy enough people to make it worth the effort. Herm Albright (1876 - 1944)