Originally posted by VenomWorldOrder
i already bought a new NSR. he told me they are a prototype motor. the entire engine is a mat grey. 
That engine is from first batch and all engines are the same-like you sad mat gray. They are sand blasted. I try to resist to annodize head in any color ( this is from tech point) but seems like I am loosing my position and will anodize next batch. But cranckcase will be the same mat gray.