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S&S 100" Sidewinder Big Bore Kit For Harley Twin Cam 1999-2006

$1,114.16
$1,237.95
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This item is available as a Blem/Refurb. These are items that cannot be sold as "New" merchandise and are limited to stock on hand. See the product details for a description of the product's condition.

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S&S 100" Sidewinder Big Bore Kit For Harley Twin Cam

Inspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt-in kits do not require machining, rebalancing or engine removal, and include just about everything you’ll need to complete the installation. The biggest cylinder bore that can be installed in a stock crankcase without machining.

Features:

  • Bolt in kit
  • Low friction Ductile Cast Iron liner
  • Forged pistons
  • 10.5:1 Compression
  • 4" Stoke, 4" Bore, 4.937" Cylinder length, 
  • No machining, balancing, or splitting the crankcases
  • 88" engines are boosted to 100"
  • Includes cylinders, pistons, gaskets, and instructions

Note: Although not mandatory, S&S recommends adding an oil cooler to bikes ridden in warmer climates.

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This product is vehicle specific. Click here to select your bike to ensure fitment.

This Product Fits:


Harley Davidson
Dyna Convertible FXDS 1999, 2000
Dyna Low Rider FXDL/I 1999-2006
Dyna Street Bob FXDB/I 2006
Dyna Super Glide Custom FXDC/I 2005, 2006
Dyna Super Glide FXD/I 1999-2006
Dyna Super Glide Sport FXDX 1999-2005
Dyna Super Glide Sport Touring FXDXT 2001, 2002, 2003
Dyna Wide Glide CVO/SE FXDWG2 2001
Dyna Wide Glide CVO/SE FXDWG3 2002
Dyna Wide Glide FXDWG/I 1999-2006
Electra Glide Classic FLHTC/I 1999-2006
Electra Glide Standard FLHT/I 1999-2006
Electra Glide Ultra Classic FLHTCU/I 1999-2006
Road Glide FLTR/I 1999-2006
Road King Classic FLHRC/I 1999-2006
Road King Custom FLHRS/I 1999-2006
Road King FLHR/I 1999-2006
Softail Deluxe FLSTN/I 2005, 2006
Softail Deuce FXSTD/I 2000-2006
Softail Fat Boy FLSTF/I 2000-2006
Softail Heritage Classic FLSTC/I 2000-2006
Softail Heritage FLST/I 2006
Softail Heritage Springer FLSTS/I 2000, 2001, 2002, 2003
Softail Night Train FXSTB/I 2000-2006
Softail Springer Classic FLSTSC/I 2005, 2006
Softail Springer FXSTS/I 2000-2006
Softail Standard FXST/I 2000-2006
Street Glide FLHX/I 2006
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style Black Item # 10085926 Store SKU Manufacturer Product # 910-0646 Availability Available: Ships in 3-5 business days
Product Style Silver Item # 10085925 Store SKU Manufacturer Product # 910-0642 Availability Available: Ships in 3-5 business days
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