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

Part Number 92500028




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

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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  • Model
  • 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.


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

  • 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
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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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
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    Prices listed are generally the Manufacturer's Suggested Retail Price (MSRP), excluding taxes and shipping. Prices at local dealerships may vary. All online orders will be fulfilled and shipped by
    Harley-Davidson Motor Company as the agent for the Selling Dealer.