S
This is the headset I ordered for my new 7. Bikeman says good power throughout not just top end. Hemi style a little xtra compression and better burn efficiency.
http://www.bikemanperformance.com/p...d=914&osCsid=95d97a40ff90687254f89e23e2a9d0a7
http://www.bikemanperformance.com/p...d=914&osCsid=95d97a40ff90687254f89e23e2a9d0a7