Bring your Twin Cam motorcycle up to the same 110 cubic inch displacement and power output as the CVO™ Screamin' Eagle® models without expensive machining or removing the engine from the chassis. This street compliant kit combines the proven SE-255 cams and cylinder heads of the CVO™ model with exclusive Screamin' Eagle® bolt-on 4.0" cylinders and system-matched pistons to deliver high torque and reliable everyday performance.
- Black highlighted
- Automatic compression release-equipped cylinder heads and the flat top forged pistons combine to develop a 9.3:1 compression ratio for easy starting
- Screamin' Eagle® lifters ensure quiet reliable valve train operation
- Includes SE 4.0" bolt-on cylinders, CVO™ 110 cylinder heads, SE-255 cams, forged 9.3:1 compression pistons and rings, heavy duty clutch spring, top end and cam cover gaskets, and high-capacity roller tappets
- Separate purchase of cam spacers is recommended and requires separate purchase of appropriate Automatic Compression Release Wiring Harness
- 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
- 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, CVO 110 cylinder heads, SE-255 cams, forged 9.3:1 compression pistons and rings, heavy duty clutch spring, top end and cam cover gaskets, and high-capacity roller tappets
Sold Separatelycam spacers, compression release wiring harness
Upgrade Stage LevelStage IV
Fits ’14-'16 FLHTCU, FLHTCUL, FLHTK, FLHTKL and FLTRU models with Twin-Cooled engines. 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 Screamin’ Eagle® high-flow air cleaner. Installation requires separate purchase of Primary Cover Gasket. Cam Drive Retention Kit P/N 25566-06.Cam Spacer Kit P/N 25928-06 is recommended. All models require ECM calibration for proper installation.
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Q & A
Why does the kit not come with the 58mm throttle body and high flow injectors like the shredder kits and other stage 4 kits not water cooled?
Can SE-585 cams be used in this kit in stead od SE-255?
se 585 cams
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