I know some bad ass harleys. My best friends dad is amra racer. He runs 2 harleys, a 11 sec 900lb bagger and 8.5 sec pro class bike. They had a 03 sportster my friend took down the track a few times and they never had an issue out of it
mods: woodcraft clipons and frame sliiders, leo vince slip on, 05 header mod, pcv, agg smog block offs and sbk res kit, robby moto sbk rearsets, 520 -1+2 renthal.set up, bauce racing ecu flash, ebc hh pads, and some small cosmetic stuff.
support the forum vendors.