1/10 540 motor to what Brushless motor??

[Gilbequick]

In a 1/10 scale stadium truck, what would be a god BUDGET read BUDGET!! brushless setup to replace a 540 sized motor? Not looking for something blazingly fast just something write a good bit of get up and go if you know what I mean.

[LarrysDrifter]

Castle Sidewinder 4600kv combo. Not the new style, but the original version. Reliable and good warranty.

[Gilbequick]

how can I tell the difference between the new in the old?

[Gilbequick]

Anybody know the difference?