User contributions
- 03:59, 13 December 2011 (diff | hist) m TH400 rebuild tech (→Boost valve modification)
- 03:56, 13 December 2011 (diff | hist) N Talk:T-400 rebuild tech (Created page with 'I hope I am correct in saying the reverse boost valve mod is only used in full manual operation as the vacuum modulator has been removed and a aluminum plug installed.')