Screamin' Eagle Twin Cam High-Compression Kit with Cams - 103CI to 103CI

    Part Number 92500028





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    Give your Touring bike the kick it needs to pass a road hogging RV on a long uphill climb. This street compliant Stage II "in-a-box" kit includes the system-matched components you need to build a performance Twin Cam engine with torque and horsepower characteristics you can use - every day. Designed for use with stock cylinder heads, this kit produces big torque gains at lower RPM while maintaining your factory warranty.

    • Includes forged 10.5:1 high compression pistons and rings, SE-585 cams, high performance valve springs, perfect-fit pushrods, top end gasket kit, and heavy duty clutch spring
    • Street Performance kit produces 88 hp and 100 lb-ft of torque
    • 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 within 60-days of the vehicle purchase, compliant kits do not impact the vehicle's limited warranty


    • Dealer Install Recommended

    • Warranty

      1 year limited warranty – Go to for full details
    • Requires ECM Calibration

    • Sold in Unit

    • In The Box

      Pistons, cams, pushrods, clutch spring, valve springs and gaskets
    • Sold Separately

      Contact your local dealer for details
    • Upgrade Stage Level

      Stage III


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    Fits ’14-’16 Touring models. Does not fit Trike or models with Twin-Cooled engines. Requires separate purchase of outer Primary Cover Gasket. Installation requires separate purchase of Cam Drive Retention Kit P/N 25566-06. May require Cam Spacer Kit P/N 25928-06. All models require ECM calibration for proper installation. Labor cost not included. See Dealer for details. 50-State U.S. EPA compliant.

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    More Info

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    • These Screamin' Eagle® products are 50-state street-legal for sale and use on all vehicles, including those that are pollution controlled. Complies with the requirements of 40 CFR Part 86, subparts E and F.


    Installation of automatic or manual compression releases on large displacement engines is highly recommended.


    Stage III Kit - 103 Performance Upgrade is rated 4.0 out of 5 by 1.
    Rated 4 out of 5 by from works for me Had my 2015 Road King dyno tuned after the Stage III mod. 95 peak hp at 5300 rpm, 111 peak ft-pounds (at 2800 rpm). Torque reaches 100 ft pounds at 2200 rpm and stays above 100 up to 5000 rpm!
    Date published: 2016-07-20
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    Q & A

    Will this fit 2013 Tri Glide with head work done.

    Asked by: Jeffs

    Why does this kit not fit an FLRT, Freewheeler?

    Asked by: AzRocker09

    stage 3 kit 92500028

    I just purchased a stage 3 kit #92500028 and I just wanted to confirm that it is compatible with my 2015 FXDB...
    Asked by: stevedefrel

    Will engine stage3 make motor run hot?

    585 easy start cam
    Asked by: Spartacus

    Stage III Kit with 10.5:1 piston

    Reviewing the questions in SE-585 cam part only, one of the answers states that this cam does not work well with the 10.5:1 piston yet this kit has a 10.5:1 piston. Is this correct? Also, will this kit work well with the CNC ported heads?
    Asked by: dreid32
    • y_2018, m_2, d_26, h_20CST
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