4 Inch Sidewinder Big Bore Kit Wrinkle Black Dyna Softail Touring

【S&S Cycle 910-0646 4-inch Sidewinder Big Bore Kit Wrinkle Black Dyna Softail Touring Engine Parts Plot】
■Product Description Inspired by Pro Stock drag racing engines, this updated big bore kit utilizes a ductile cast iron liner encased in cast aluminum for optimal heat transfer and performance. This kit requires no machining, rebalancing, or engine removal. ■Fits Harley-Davidson Dyna Family (99-05), Softail Family (99-06), Touring Family (99-06) ■Specifications Color: Wrinkle Black Finish (surface treatment): Powder Coat Remarks: Maximum cylinder bore that can be installed on genuine crankcase without modification Accessories: Cylinder & Piston Set, Piston Rings, etc. ■Notes *Images are for illustration purposes only. Includes products with different sizes and colors. Product design and specifications are subject to change without notice. Thank you for your understanding. *Part number changed from 910-0597. *Not applicable to 2006 Dyna and Trike models.