The RUSH I had was polished, but the ROGUE is TONS stronger/earlier for me than the RUSH ever was. Even polished.
If your RUSH is still shiny, I would suggest that the ROGUE is burning up its energy too early due to the stronger coverstock/core combo, even though it doesn't "appear" that way to the naked eye.
Energy conservation can be a tricky thing. I have seen power grooves outhook virtual gravitys on some conditions, just because the high RG cores and polished, mild coverstocks of the power grooves allowed them to store energy all the way to the breakpoint while the virtuals "flared out" while still on initial trajectory away from the bowler on a vector away from the pocket.
Any bowlers release produces a finite amount of energy. Where this energy is spent depends on the surface friction generated between the coverstock and lane, and in how the core reacts to said frictional factors in its energy burning properties. If you burn all the gas in your car before you reach your destination, it's just no good. Same way with the energy in your ball, burn it up before the breakpoint and its just no good.
The Rogue PR says that it is 4000 abralon, but I remember a recent post that told about factory surfacing and it related that the 4000 finish was over a VERY AGGRESSIVE underlying finish of a much lower grit (500 abralon I think), so that it wasn't a "true" 4000 abralon finish.
Does your Rogue have an X-hole in it? If not, you could perhaps enhance the balls reaction with the strategic placement of an adequate x-hole, but I would only do this after trying several different combinations of surface finish.
Good luck.
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Edited on 5/16/2009 1:29 PM