Screamin’ Eagle Twin Cam Conversion Kit – 103CI to 110CI
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
Fits ’11-‘17 Dyna® FXD, FXDB and FXDC models equipped with Shorty Dual Exhaust. Installation requires separate purchase of Muffler P/N 64895-09 (Qty 2). Also fits 50-state ’10-‘17 FXDF and FXDWG models. FXDF and FXDWG models requires separate purchase of Mufflers P/N 65884-09 and 65886-09. All Dyna® models require separate purchase of Screamin’ Eagle® high flow cleaner. ’10-‘11 Dyna® models require ACR Harness P/N 70623-06. Does not fit models with engine cases that have been machined to accept large-bore cylinders. Also fits 50-state ’11-‘17 Softail® models (except FLS, FLSS, FLSTFBS, FLSTN, FLSTSB, 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. ’11 Softail® models require ACR Harness P/N 70623-11. 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. ’17 models require recalibration with Screamin’ Eagle® Pro Street Tuner (sold separately).
