Stage Four 131 cubic inch screaming eagle motor. Dyno'd 145 rwhp and 156 rwtq on 91 octane. I hit 134 mph on gps in 5th gear at 6,000 rpm's and i still got a 6th gear left just like my Ford GT, haha. I had Desert Wind HD in Mesa, AZ build the motor and Bloody Knuckles do the tune. Vance and...