You will be happier by just leaving it stock. Clutch it right, and it will run very strong. Trust me, I have numerous hours and countless setups trying to get the twin pipes to perform the same on different days. They are very finicky to temperature. Unless you are an excellent tuner, stick with stock. Here is a start for clutching as no two sleds run the same. 54-48 Helix, 17.4 grams of pin weight, Goodwin Blue secondary spring, at 19-20 lbs. B-5. 230-380 primary spring, clicker on #3 or wherever you get 7800 rpm's. 287 ramps.
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