Harley-Davidson's Revolution Max 1250 engine was assembled at the company's Pilgrim Road Powertrain Operations facility in Wisconsin. The V-Twin features a 1,250cc displacement with a bore and stroke of 4.13˝ (105mm) x 2.83˝ (72mm) and is capable of 150 horsepower and 94 ft.-lbs. of torque with a peak rpm of 9,500 and a 13:1 compression ratio.
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2022 Harley-Davidson RA1250S - Pan America™ 1250 Special Motorcycle Rental in Milwaukee, WI m-97n4k5e
Harley gives a first glimpse at new Revolution Max engine - RevZilla
2022 Harley-Davidson RA1250S - Pan America™ 1250 Special Motorcycle Rental in Milwaukee, WI m-97n4k5e
Harley gives a first glimpse at new Revolution Max engine - RevZilla
Harley-Davidson Introduces 150-Horsepower Pan America 1250 - Roadracing World Magazine