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Yes I ordered the 420 earlier today... I'm trying to find out what valve springs to use and how wide my jets to use? Its hard to find info on a 420 on modifications.

I have a 212 predator already with a aftermarket air filter, .37 jet, and after market header. I changed the gear ratio and it stalls very bad. So I just ordered a 420 predator because I wanted some bigger and accelerate faster. I just wanted to know if my aftermarket parts from 212 will fit on...