S&S 4" big bore cylinder and piston kit boosts Twin Cam 88 Harley-Davidson big twin engines to 100" displacement. This kit does not require any machining, rebalancing or engine removal, and includes just about everything you'll need to complete the installation. These are biggest cylinder bore that can be installed in a stock crankcase without machining!
Bolt-in kit requires no machining, balancing, or splitting the crankcases. Converts Twin Cam 88 engine to 100 cubic inches of power. Complete kit includes cylinders, pistons, cylinder gaskets, and instructions. Powder coated cylinder finish matches stock finish of your bike.Sidewinder Bolt-In Big Bore Kit. This item fits the following applications. Harley Davidson FLHX Street Glide 2006. Harley Davidson FLHXI Street Glide 2006.
Harley Davidson FLST Heritage Softail 2006. Harley Davidson FLSTI Heritage Softail 2006. Harley Davidson FXDBI Dyna Street Bob 2006. Harley Davidson FXDC Dyna Glide Custom 2005. Harley Davidson FXDC Dyna Super Glide Custom 2005.
Harley Davidson FXDI35 35th Anniversary Dyna Super Glide 2006. Harley Davidson FXDS-CONV Dyna Convertible 2000. We guarantee your satisfaction, that's why our team works hard to get your gear to your door as fast as possible.