IMHO, this is totally screwed up marketing plot. They are throwing an obsolete cheapo engine (NS12P) (
http://www.kawahara-racing.co.jp/NS12P.pdf) in there to justify a horrendous price for that Plus 2.
I am going to stay away from NR for now. Picco engines have become way too good to put up with crap like that, and they cost half as much.