Sale!
S&S Cycle 4″ Sidewinder 100″ Big Bore Kit ’99-’06 HDÂ Big Twin Cam Wrinkle Black
Original price was: $847.49.$648.34Current price is: $648.34.
36 in stock
Description
IN BRAND NEW CONDITION
PART 910-0646
DRAG PART 0931-0740
TUCKER PART 483880
Fits: 1999-2006 Harley-Davidson Twin Cam Models (Excluding 2006 Dyna)
These bolt-in kits don’t require any 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 & Benefits
- Bolts in. No machining, balancing, or splitting the crankcases
- 88″ engines are boosted to 100″
- Complete kits include cylinders, pistons, gaskets, and instructions
- Wrinkle black cylinders – matches stock finish
- Not honed.
| Stroke | Bore | Cylinder Length | Piston Type | Dome Volume | 79cc S&S Heads | 83cc CNC Heads | 85cc Stock Heads | 89cc S&S Heads |
| 4 | 4.00″ | 4.937″ | Forged | 8.75 pop up | 11.3:1 | 10.8:1 | 10.5:1 | 10.1:1 |











