Just talked to roush, they are sending my packet, I should have it next week. Unfortunately I won't be able to post until the following week. I would suggest giving them a call at 800-579-6874 or visit
Roush Parts
for more info. Very potent motor. Haven't had it to the strip yet, but leaves rubber 1st, 2nd and 3rd shifts with 335/35/17's out back.
Matt