Not sure how accurate this source is but the article is very recent:
http://paultan.org/2016/02/29/honda-nsx-type-r-to-get-significantly-more-power/
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More recent speculation: http://www.carbuzz.com/news/2016/2/28/5-Things-Acura-Could-Do-To-Make-A-Proper-NSX-Type-R-7732199/
http://paultan.org/2016/02/29/honda-nsx-type-r-to-get-significantly-more-power/
- - - Updated - - -
More recent speculation: http://www.carbuzz.com/news/2016/2/28/5-Things-Acura-Could-Do-To-Make-A-Proper-NSX-Type-R-7732199/