The 1990-1991 variant came with the new 80 cubic inch Evolution engine. Harley really leaned into the Black Hill rally theme with the 1991 model, giving it all-black bodywork with orange accents.

Throughout the decades, Harley-Davidson fans have seen all kinds of engines come and go, from the Shovelhead V-Twin to the Nova V4. One of the most notable is the Evolution engine, which hit the ...

Harley’s 2000 Evo Sportster. Media sourced from Hot Bike Magazine. The very first Evo-installed Sportster came around to the marketplace in 1986, where riders were given 883cc or 1,100cc options for ...

It’s a product milestone comparable with Harley’s “Evolution” engine, introduced for the 1984 model-year, and the "Knucklehead" engine in 1936, said Bill Jackson, archivist at the Harley ...

Despite them all, Harley survived, and it did so in no small part thanks to the Evolution engine. This piece of hardware came to be in 1984, and it is considered by many responsible for the ...

The Harley-Davidson Motor Company was six years old when it introduced its first V-twin in 1909. It produced 7 horsepower with a displacement of 49.5 cubic inches. ... Evolution In 1984, ...

The Evolution of Harley-Davidson; The Evolution of Harley-Davidson. 1 minute read. By TIME. February 17, 2009 12:00 AM EST. ... Courtesy Harley-Davidson Motor Co. Archives. More Must-Reads from TIME.

The Harley-Davidson Evo 240 is a customized 1996 Softail Heritage put ... Between 1984 and 1999 American bike maker Harley-Davidson fitted some of the bikes it made with an engine called Evolution.

Despite the popularity and reliability of the Evolution engine, Harley-Davidson's consistent innovation led to its end. After replacing the Shovelhead engine with its rollout in the mid-1980s, the ...