700 vs 250r

[88 250r]

i have a 250 r with a 38mm carb and a lrd exhaust and i was wondering what head it would take 310 or 330 to beat my brothers craptor 700 his 700 has full drd exhaust and power commander with pro flow air box and runs off of 103 race gas i just dont want to spend alot of money on a head and then lose to that sorry craptor 700

[250r4life]

youre gunna want a 265 at least, with a good port job, lid off, and dialed in...