S&S Cycle T111 Long-Block Engine Fits Harley-Davidson FXD FLH/FLT 1999-2016
Take a Twin Cam Dyna or Touring up to 111 cubic inches with a complete bolt-in S&S long-block. The T111 is a top-end and cam-chest assembly that drops onto an existing Twin Cam chassis crankcase, delivering the displacement, cam profile, and S&S valve-train spec that turn a stock 88, 96, or 103 into a real performer.
Key Features
- Complete 111 cubic-inch Twin Cam long-block assembly, bolt-in onto an existing Twin Cam Dyna or Touring crankcase
- S&S high-flow cylinder heads with S&S forged pistons in 111 cylinders
- S&S 585 gear-drive Easy Start cams in the platform-specific grind
- S&S TC3 oil pump and cam support plate
- S&S valve train with premium tappets, tappet cuffs, and pushrods
- Available in Silver, Wrinkle Black with Chrome, or all-Black Edition finish
- Platform-specific variations cover 1999-2005 Dyna and 1999-2006 Touring (Twin Cam 88) and 2007-2016 oil-cooled Twin Cam 96/103 Touring
- Required gaskets and seals to complete the installation are included
- Two-year S&S warranty
Technical Specifications
- Displacement: 111 cubic inches
- Bore x Stroke: 4-1/8 inch x 4-1/8 inch
- Compression Ratio: 9.8:1
- Cylinder Heads: S&S high-flow
- Pistons: S&S forged
- Camshaft: S&S 585 gear-drive Easy Start, platform-specific grind
- Oil Pump and Cam Plate: S&S TC3
- Valve Train: S&S premium tappets, tappet cuffs, and pushrods
- Warranty: 2 years
- Country of Origin: USA
Fitment Notes
- Compatible with Harley-Davidson Twin Cam Dyna 1999-2005 and Touring 1999-2016 models only; no T111 variation fits a 2006 or later Dyna or any Softail.
- The 1999-2006 585 Cams variations fit 1999-2005 Dyna and 1999-2006 Touring with the Twin Cam 88; the 2006 Dyna is excluded because its crankcase is the early-style Twin Cam 96 design.
- The 2007-2016 Touring 585 Cams variations fit 2007-2016 Touring with the oil-cooled Twin Cam 96 or 103 only; the 2014-2016 Twin-Cooled models (FLHTK, FLHTKL, FLHTCU, FLHTCUL, FLTRU and all Twin-Cooled CVO models) are excluded.
- Long-block scope: the installer retains the existing Twin Cam crankcase and supplies the carburetor or throttle body, intake, ignition, exhaust, and ECM tune; the new 111 displacement requires a calibration flash.
- An S&S oil line kit for the specific chassis is required and sold separately.
- Refer to the Fitment tab for the full model breakdown per variation.
- Not affiliated with or endorsed by Harley-Davidson.












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