It's important to reiterate that these problems are not prevalent in all of Harley-Davidson's Twin Cam engines. The two primary iterations are the Twin Cam 88 and Twin Cam 96, named for their ...
Harley kept working, introducing the Twin Cam 96 as the next evolutionary step. After a few years of the 96, Harley needed a high-torque upgrade to power its heaviest touring models. It found that ...