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Leave other riders in the dust with the biggest, most powerful street-compliant crate performance engine Harley-Davidson has ever created. Built from the bottom up in Milwaukee, this street-tuned 131-cubic-inch Screamin’ Eagle Crate Engine is designed to run with a wide-open throttle at high engine speeds and provide instant passing power from cruising speed. Made for riders seeking maximum displacement, compression and flow, it delivers 135 ft-lb of torque to the rear wheel as soon as the throttle is cranked. Stage IV equipped engine includes 131 Stage IV badging on the cylinder heads and timer cover to highlight the powerplant. This street-ready performance motor features the finest Screamin’ Eagle components: engraved CNC-ported cylinder head with CNC-machined chamber and 1mm larger valves, SE8-517 high-lift cam, high-compression forged pistons, high-performance cam bearing, high-performance tappets, patent-protected 4.31" steel sleeve cylinders, 64mm throttle body and cast manifold and 5.5 g/sec fuel injectors....Read More
Fits '18-later Softail® models (except ’23-later FXBR, FXLRS, & FXLRST models equipped with Traction Control, Calibrations pending). FXFB & FXFBS models require separate purchase of Screamin' Eagle Softail High-Flow Exhaust System P/N's 64900828 or 64900829. ’18 107ci models require separate purchase of SE High-Capacity Clutch Plate Kit P/N 37000258. FXDR114 models require the separate purchase of 65600300. All models require ECM calibration with Screamin' Eagle Pro Street Tuner or dealership installed Screamin’ Eagle calibration for proper installation. Does not fit California models.