Do RS pistons have one ring,or are these HRC ?Standard has two I believe,mine has one.I was told they re CR pistons .Not too sure about that ?
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My Bikes;
TZ250K
TZR250 3XV Sugo kitted track
TZR250 3XV modified road
NSR250R MC21 Rothmans
NSR250R MC18 Modified road
NS400R
Dio 80cc big bore with 26mm flatslide (wicked)
900RR Fireblade