2018 Harley-Davidson Sportster Iron 1200 Dyno

Harley’s 1200cc Evolution V-Twin engine

The 2018 Harley-Davidson Sportster Iron 1200 has a starting suggested retail price of $9,999 and is available in three colors, Vivid Black, Twisted Cherry or Billiard White. Powering this American machine is an air-cooled, 1202cc Evolution v-twin motor.

We ran the Iron 1200 on our rear-wheel motorcycle dyno in fourth gear to determine peak output from the v-twin. We documented 59.14 hp at 5,410 rpm and 67.08 pound-feet of torque at 4,050 rpm.

Harley Dyno chart
2018 Harley-Davidson Iron 1200 Dyno ChartJon McDevitt

Compared to the standard Iron equipped with the 883cc Evolution v-twin engine, which was first introduced in 2009, the Iron 1200 produced 12.44 more hp and 18.18 additional pound-feet of torque.

"Finally, after nine years, the all-black Sportster Iron gets the big-boy engine!"—Jon McDevitt

Engine Specifications:

Engine Type: Air-cooled, 1200cc Evolution V-Twin
Bore x Stroke: 3.5in x 3.8in
Displacement: 1202cc
Compression Ratio: 10.1:1
Fuel Delivery: Electronic Sequential Port Fuel Injection (ESPFI)