106-3688 3.927" big bore conversion piston & ring kit. Std
Fits: 99-05 88" Dyna; 99-06 88" FLT/Touri…
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Specifications
- Brand
- S&S
- Part Number
- 106-3688
- OEM Reference
- —
- Pack Quantity
- Sold as kit
- Category
- Pistons And Rings Kits
- VAT Rate
- 20%
About This Product
This S&S big bore conversion piston and ring kit is the key to bumping your 88-inch Twin Cam up to 97 inches. These standard-bore 3.927-inch forged pistons are designed to fit S&S 88-inch to 97-inch conversion kits and feature a 1.270-inch deck height specifically for the OEM 4-inch stroke. This kit fits 1999 to 2005 88-inch Dyna models, 1999 to 2006 88-inch Touring models, and 2000 to 2006 88-inch Softails when used with the appropriate 3.927-inch big bore cylinders. Sold as a kit, these forged pistons provide a significant boost in displacement and power while maintaining the legendary reliability S&S is known for in the Harley-Davidson performance world.
Manufacturer part number: 106-3688.
Fitment
45 models99-05 88" Dyna; 99-06 88" FLT/Touring; 00-06 88" Softail. With 3.927" big bore cylinders
CVO/Custom 2 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2005 | CVO Fat Boy FLSTFSE |
| Harley-Davidson | 2006 | CVO Fat Boy FLSTFSE2 |
Dyna 11 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1999–2005 | Dyna Low Rider FXDL |
| Harley-Davidson | 2004–2005 | Dyna Low Rider FXDLI |
| Harley-Davidson | 2005 | Dyna Super Glide Custom FXDC |
| Harley-Davidson | 2005 | Dyna Super Glide Custom FXDCI |
| Harley-Davidson | 1999–2005 | Dyna Super Glide FXD |
| Harley-Davidson | 2004–2005 | Dyna Super Glide FXDI |
| Harley-Davidson | 1999–2005 | Dyna Super Glide Sport FXDX |
| Harley-Davidson | 2004–2005 | Dyna Super Glide Sport FXDXI |
| Harley-Davidson | 2001–2003 | Dyna Super Glide T-Sport FXDXT |
| Harley-Davidson | 1999–2005 | Dyna Wide Glide FXDWG |
| Harley-Davidson | 2004–2005 | Dyna Wide Glide FXDWGI |
Dyna Police 1 model
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2001–2004 | Dyna Defender FXDP |
Softail 18 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2000–2006 | Fat Boy FLSTF |
| Harley-Davidson | 2001–2006 | Fat Boy FLSTFI |
| Harley-Davidson | 2005 | Fat Boy Shrine FLSTFI |
| Harley-Davidson | 2000–2006 | Heritage Softail Classic FLSTC |
| Harley-Davidson | 2001–2006 | Heritage Softail Classic FLSTCI |
| Harley-Davidson | 2005 | Heritage Softail Classic Shrine FLSTCI |
| Harley-Davidson | 2006 | Heritage Softail FLST |
| Harley-Davidson | 2006 | Heritage Softail FLSTI |
| Harley-Davidson | 2001–2006 | Night Train FXSTBI |
| Harley-Davidson | 2005–2006 | Softail Deluxe FLSTNI |
| Harley-Davidson | 2000–2006 | Softail Deuce FXSTD |
| Harley-Davidson | 2001–2006 | Softail Deuce FXSTDI |
| Harley-Davidson | 2000–2006 | Softail Standard FXST |
| Harley-Davidson | 2001–2006 | Softail Standard FXSTI |
| Harley-Davidson | 2005–2006 | Springer Classic FLSTSC |
| Harley-Davidson | 2005–2006 | Springer Classic FLSTSCI |
| Harley-Davidson | 2000–2006 | Springer Softail FXSTS |
| Harley-Davidson | 2001–2006 | Springer Softail FXSTSI |
Touring 13 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1999–2006 | Electra Glide Classic FLHTCI |
| Harley-Davidson | 1999–2006 | Electra Glide Standard FLHT |
| Harley-Davidson | 2003–2006 | Electra Glide Standard FLHTI |
| Harley-Davidson | 1999–2009 | Road Glide FLTR |
| Harley-Davidson | 1999–2006 | Road Glide FLTRI |
| Harley-Davidson | 2007 | Road King Classic FLHRC |
| Harley-Davidson | 1999–2006 | Road King Classic FLHRCI |
| Harley-Davidson | 2004–2006 | Road King Custom FLHRS |
| Harley-Davidson | 2004–2006 | Road King Custom FLHRSI |
| Harley-Davidson | 1999–2006 | Road King FLHR |
| Harley-Davidson | 2000–2006 | Road King FLHRI |
| Harley-Davidson | 2006 | Street Glide FLHX |
| Harley-Davidson | 1999–2006 | Ultra Classic FLHTCUI |
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