To answer the above questions, the SS cruises easily 60 -65 mph, and goes over 70. But hills and headwinds impede it some.
Regarding the plug over the carb screw - don't be put off by it, as it comes out REALLY easily.
Dick (near) Oneonta, NY
Honda 90 Step thru (sold) Honda 305 Dream (sold) GS650 (sold) CBR900RR (totalled) GSX1100G (sold)
Two Hawk-GTs (sold) DRZ400S (sold) 250 Ninja (sold) Two Super Sherpas (sold) VX800