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Screamin' Eagle Bolt-On 110 Stage III Street Performance Kit

List Price: $2,020.95
Our Price: $1,717.95
Most items ship within 1-2 business days

Product Details

Build a fast, reliable 110 cubic inch Twin Cam hauler without having to remove the motor from the chassis. This Stage III Street Performance Kit combines system-matched Screamin' Eagle® big bore cylinders, high compression pistons and performance cams and valve train components with the Original Equipment cylinder heads for a cost-effective boost in torque and performance. The exclusive bolt-on 4.0" cylinders are engineered with slim-wall spigots that slip into the factory crank case without any additional machining.

  • Black highlighted
  • 4" flat top pistons team with stock cylinder heads to produce a performance enhancing 10.2:1 compression ratio
  • High-lift SE-585 cam produces a boost in torque throughout the RPM range
  • Includes 4" bolt-on cylinders, forged 10.2:1 compression pistons and rings, SE-585 cams, perfect fit pushrods, SE high capacity roller tappets, high performance valve springs, heavy-duty clutch spring and a top end gasket kit
  • All EFI-equipped models require dealer-installed ECM calibration download or use of Screamin' Eagle® Street Tuner Kit (priced separately)
  • Recalibration is required for proper installation, See Dealer for details, Labor cost not included
  • Separate purchase of cam spacers is recommended
  • When installed by an authorized Harley-Davidson® Dealer at the time of vehicle delivery, these kits do not impact the vehicle's limited warranty


Fits ’16-'17 Softail® and '14-'16 Touring models. Does not fit Trike models, FLSS, FLSTFBS, CVO™ 110 models or models with engine cases that have been machined to accept large-bore cylinders. Requires separate purchase of Cam Drive Retention Kit P/N 25566-06. Cam Spacer Kit P/N 25928-06 is recommended. Twin-Cooled models require separate purchase of model-specific head gaskets. All models require recalibration with Screamin' Eagle® Pro Street Tuner (sold separately).

Intermountain H-D Part#:


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