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The 112 LSA will move the power band back down in the RPM band a bit, so that will counteract the bit larger duration. It should have a fairly choppy idle as well. What springs were you planning on running with it?
220-220 will pull better form idle to 4500-5000 rpm, the 220-224 will make more power after that, so its pretty much what ever you want more. both will work real well.