About how fast

[exridermike]

How fast will my 400 go if i put a hmf or a wb e-series on it?


just asking.

[Hon300ex]

65-67 maybe

[blu03master]

Exhaust wont make it faster just give it more power. you have to mess with geaing and stuff if you want it to go faster.

with a 416, stock gearing, i got 64 in 590 ft via gps

Jesse