Winter Power Packages

Winter Power Package

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Winter Power Package Winter Power Package-Kit

Winter only pricing on Complete 110" Big Bore and Cam Chest Kits! $400 Savings on MSRP.

Winter down time is the perfect opportunity to 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. Special winter pricing from November 1 through February 28 – save up to $440.

  • 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
  • All Required Bearings and Gaskets
Features & Benefits
  • Features/Benefits
  • 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

winter power pack dyno
Part NumberWinter Power Package KitMSRPWinter Package Price
330-0576Power Pack, 4"bore, silver, 585CE, 99-06 exc 06 dyna (chain drive)$2849.90$2450
330-0577Power Pack, 4"bore, silver, 585GE, 99-06 exc 06 dyna (gear drive)$2989.90$2550
330-0578Power Pack, 4"bore, black, 585CE, 99-06 exc 06 dyna (chain drive)$2849.90$2450
330-0579Power Pack, 4"bore black, 585GE, 99-06 exc 06 dyna (gear drive)$2989.90$2550
330-0580Power Pack, 4"bore, silver, 585CE, 07-17 exc 17 touring (chain drive)$2849.90$2450
330-0581Power Pack, 4"bore, silver, 585GE, 07-17 exc 17 touring (gear drive)$2989.90$2550
330-0582Power Pack, 4"bore, black, 585CE, 07-17 exc 17 touring (chain drive)$2849.90$2450
330-0583Power Pack, 4"bore, black, 585GE, 07-17 exc 17 touring (gear drive)$2989.90$2550

99-04 Twin Cams will require the additional purchase of valve springs on 900-0593
Pinion shaft runout must be less that .003" to use gear drive cams.
Kit not available to fit 06 Dyna® models but parts may be purchased separately.

S&S 110" and 100" Big Bore Kits

Compression Ratio
YearStrokeBoreCylinder LengthPiston TypeDome Volume79cc S&S Heads83cc CNC Heads85cc Stock Heads89cc S&S Heads
1999-20064.00"4.00"4.937"Forged8.75 pop up11.3:110.8:110.5:110.1:1
2007-20174 3/8" 4.00"4.937"Forged.75 pop up11.2:110.7:110.5:110.2:1