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Screamin' Eagle Twin Cam Stage III Kit- 103CI to 110CI

Part Number: 92500035
Color: Black Highlighted
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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.

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Screamin' Eagle Twin Cam Stage III Kit- 103CI to 110CI
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 within 60-days of the vehicle purchase, compliant 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).

Dealer Install Recommended: Yes
ECM Calibration Required: Yes
Sold Separately: Click the Fitment tab above for details
Sold In Units: Each
Screamin' Eagle Stage Upgrade: Stage III
In the Box: SE 4.0" 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 top end and cam cover gaskets
WARRANTY: 1 year limited warranty – Go to www.h-d.com/warranty for full details
These Screamin’ Eagle® products are 50-State U.S. EPA compliant for sale and use on all applicable vehicles, including those that are pollution controlled. See Genuine Motor Parts and Accessories or Screamin’ Eagle Accessories catalog for fitment information. Screamin’ Eagle Performance products are intended for the experienced rider only.
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