WHat are the advantages/disavd of these two options?
The BCS version seems better, although pricier, and includes the stonger studs.
has anyone dyno'd this upgrade?

cheers!

---------- Don 04 BA,TBike pipes,AI,FREAK-150 mains,TBS,42 pilot, 3 turns,\progressive fr and rr shocks, 18T,and lotsa chrome