The Harley-Davidson 103 motor was introduced in 2012. It was part of the company's Twin Cam engine family and was designed to provide enhanced performance and torque for touring and cruiser models. The 103 cubic inch engine became a popular choice among riders seeking more power and a smoother ride.
Harley-Davidson motor company was founded in 1903
Harley Davidson recommends it (Citco I think) but No!!! Just use the correct weight for your motor, time of year and how you ride it!
2007
2011
1977
1966
2008
The last year the Harley-Davidson Evo (Evolution) motor was produced was 2000. This engine was a significant evolution in Harley's lineup, introduced in 1984, and was eventually succeeded by the Twin Cam engine. The Evo motor is known for its reliability and performance, contributing to Harley's resurgence in the 1980s and 1990s.
Road Kings were introduced in 1980 with a Shovelhead motor.
Harley Davidson had a rough patch in 1983.
2006 Harley Davidson introduced the Dyna motorcycles with a 6 speed transmission, and in 2007 the 6 speed was added across the board.
Its a 1979 cart