Speed Spotlight The 106 Package for HarleyDavidson Twin ...
Jan 27, 2015· Darn near twice the horsepower and torque in a day, without taking the engine out of the frame. No complicated or expensive machine work required, all done with wrenches. Sounds good? That''s a 96 or 103 Harley putting out 110plus hp with a torque number to match or with a few quick parts substitutions bumping those numbers up into the 125 ranges, torque, and horsepower.