For my experience in my 4G15 with 8"flywheel with 8 "clutch..different is better grip and more lasting for dragger compare to stock 7.5" clutch. But make sure u skim it..u feel lighter during the start up.Even I skim for 1 kg also no prob..top speed sama..up hill no prob..
dun forget u will have a better engine sound when u rev ur baby..hehe
dun forget u will have a better engine sound when u rev ur baby..hehe