Getting the Most Out of Your 103 Harley Motor Upgrades
Thinking about diving into some 103 harley motor upgrades is usually the first sign that you've finally gotten used to the stock power and want something a bit more rowdy. Let's be real: the Twin Cam 103 is a workhorse. It's reliable, it sounds like a proper Harley, and it gets the job done. But from the factory, these motors are pretty "corked up" to meet EPA standards and noise regulations. If you feel like your bike is a little sluggish when you're trying to pass a semi-truck on the highway or if it feels like it's gasping for air when you twist the throttle, you aren't alone. ...