Complete 110" Big Bore and Cam Chest Kits!
Upgrade to the biggest bolt-in performance kit S&S makes for 1999-2017 Harley-Davidson® big twins (except 2006 Dyna® models and 2017 touring models). Get everything you need in one package. Contains an S&S 4” big bore cylinder kit S&S 585 cams, S&S Quickee Pushrods, and S&S Premium Hydraulic tappets to make the most of the added displacement. In addition, there’s an S&S TC3 cam support plate and TC3 oil pump to ensure consistent oil pressure and engine longevity.
99-04 Twin Cams will require the additional purchase of valve springs pn 900-0593
Pinion shaft runout must be less that .003" to use gear drive cams.
Kit not available to fit 06 HD® Dyna® models but parts may be purchased separately.
S&S 110" and 100" Big Bore Kits
|Year||Stroke||Bore||Cylinder Length||Piston Type||Dome Volume||83cc CNC Heads||85cc Stock Heads||89cc S&S Heads|
|1999-2006||4.00"||4.00"||4.937"||Forged||8.75 pop up||10.8:1||10.5:1||10.1:1|
|2007-2017||4 3/8"||4.00"||4.937"||Forged||.75 pop up||10.7:1||10.5:1||10.2:1|
- NEW Low friction Ductile Iron liners
- 4" Bore bolt on cylinder and piston kit
- 10.5:1 Compression
- Silver or Black Available
- S&S 585 Easy Start Cams in either gear or chain version
- TC3 Oil Pump
- TC3 Cam Plate
- S&S cam chain tensioners or outer cam drive gears depending on selection Quickee Adjustable Pushrods with Tubes
- S&S Premium Tappets
Features & Benefits
- 4" Bore bolt on cylinder and piston kit uses a New Low Friction Ductile Cast Iron liner to improve thermal conductivity and improve performance.
- Largest big bore kit available without crankcase mods
- Increase displacement to 100” (1999-’06) or 110” (2007-’17)
- Cylinders fit to pistons- No machining required
- All parts required to upgrade to gear drive cam or hydraulic tensioners in one easy to order part number
- Engineered package to deliver the best bolt in performance