This comprehensive kit provides a complete package of matched components that allow you to build a high performance 110ci Twin Cam without voiding the factory warranty. The unique Screamin' Eagle® 4.0" big bore cylinders are engineered to slip into the engine cases without case machining or modification, so the engine stays in the chassis during the build.
- Includes 4.0" cylinders, SE CNC-Ported Cylinder Heads, matching 10.2:1 forged high compression pistons and rings, SE-259 cams, perfect-fit pushrods, high-capacity roller tappets, cam cover gaskets, heavy duty clutch spring, high flow fuel injectors
- Also includes the SE 58mm Throttle Body with high flow fuel injectors
- 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
- Requires separate purchase of accessory 58mm air cleaner and Cam Drive Retention Kit P/N 25566-06
- When installed by an authorized Harley-Davidson® Dealer at the time of vehicle delivery, these kits do not impact the vehicle's limited warranty
Dealer Install RecommendedYes
Warranty1 year limited warranty – Go to www.h-d.com/warranty for full details
Requires ECM CalibrationYes
Sold in UnitEach
In The BoxSE 4.0" bolt-on cylinders, forged 10.2:1 high compression pistons and rings, SE 58mm throttle body, high flow fuel injectors, SE CNC-ported cylinder heads, SE-259 cams, perfect-fit pushrods, SE high-capacity roller tappets, top end and cam cover gaskets,
Sold Separatelycam spacers, air cleaners, cam drive retention kit
Upgrade Stage LevelStage IV
Fits ’14-'16 Touring models, Does not fit Twin-Cooled models. Does not fit Trike models, CVO™ 110 models or models with engine cases that have been machined to accept large-bore cylinders. Requires separate purchase of accessory 58mm air cleaner and Cam Drive Retention Kit P/N 25566-06. Cam Spacer Kit P/N 25928-06 is recommended. All models require recalibration with Screamin' Eagle® Pro Street Tuner (sold separately).
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Q & A
Throttle Body that comes with kit.
110 tire shredder kit.
If i put the 110 ttire shredder kit on my 2015 Are the heads still going to be water cooled STILL
Will this kit fit a 2016 FXSB Breakout
Will this fit earlier 103?
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