Tag: 128″ Big Bore

S&S Power Packs for HD M8

Instantly Add More Power & Torque To Your Ride! An S&S Power Pack can Boost your M8’s Horsepower by 52.9% and your Torque by 27.5% which makes you quicker off the lights and smoother up those hills. The standard engine on your bike is enough for the average person but I’m guessing you’re better than […]