Hi Kent. I would really appreciate your experience when I do the valves. I just rolled through 25000km last week, so maybe in the next month or two? Whatever suits you mate - it's not critical when. 
Cheers, Richard
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09 America, Staintune Pipes, K&N, Breathe, Hagon Nitros, AI & O2 removed, tune 20184 (modified), MTX-L a/f gauge
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