S&S Cycle 99-06 BT 4in Bore 4in Stroke Cylinder Kit - Wrinkle Black w/ Highlight
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!
- Although not mandatory, we recommend adding an oil cooler to bikes ridden in warmer climates
- Complete kits include cylinders, pistons, gaskets, and instructions
- Bolts in. No machining, balancing, or splitting the crankcases
- Wrinkle black cylinders - matches stock finish
- Low friction Ductile Cast Iron liner
- 88" engines are boosted to 100"
- 10.5:1 Compression
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2006 | Harley-Davidson | FLHR Road King | Base |
| 1999-2006 | Harley-Davidson | FLHRCI Road King Classic | Base |
| 2000-2006 | Harley-Davidson | FLHRI Road King | Base |
| 2004-2006 | Harley-Davidson | FLHRS Road King Custom | Base |
| 1999-2005 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 1999-2006 | Harley-Davidson | FLHTCI Electra Glide Classic | Base |
| 1999-2006 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic | Base |
| 2006 | Harley-Davidson | FLST Heritage Softail | Base |
| 1999-2006 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2001-2006 | Harley-Davidson | FLSTCI Heritage Softail Classic | Base |
| 1999-2006 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2001-2006 | Harley-Davidson | FLSTFI Fat Boy | Base |
| 1999-2006 | Harley-Davidson | FLTR Road Glide | Base |
| 1999-2006 | Harley-Davidson | FLTRI Road Glide | Base |
| 1999-2006 | Harley-Davidson | FXD Dyna Super Glide | Base |
| 1999-2005 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2004-2006 | Harley-Davidson | FXDLI Dyna Low Rider | Base |
| 1999-2006 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 2004-2006 | Harley-Davidson | FXDWGI Dyna Wide Glide | Base |
| 1999-2005 | Harley-Davidson | FXDX Dyna Super Glide Sport | Base |
| 2001-2003 | Harley-Davidson | FXDXT Dyna Super Glide T-Sport | Base |
| 1999-2006 | Harley-Davidson | FXSTB Night Train | Base |
| 2001-2006 | Harley-Davidson | FXSTBI Night Train | Base |
| 2000-2006 | Harley-Davidson | FXSTD Softail Deuce | Base |
| 2001-2006 | Harley-Davidson | FXSTDI Softail Deuce | Base |
| 2003-2004 | Harley-Davidson | FXSTDSE Screamin Eagle Softail Deuce | Base |
| 2001-2006 | Harley-Davidson | FXSTI Softail Standard | Base |
| 1999-2006 | Harley-Davidson | FXSTS Springer Softail | Base |
| 2001-2006 | Harley-Davidson | FXSTSI Springer Softail | Base |
Full details on shipping times, returns, warranty and cancellations are on our policy page.
Market conditions after 2020 have changed the landscape of automotive parts. Although we stock thousands of items across multiple warehouses and distribution channels, back-orders are unavoidable in today's market. If you need a product quickly, email, message or call us to check availability so we can explore your options.
Email Sales@Speedzoneweb.com
Call 407-846-8430
Text 407-749-6314
Answers to common questions are on our FAQ page.