S&S Cycle 910-0650 110" Sidewinder Big Bore Kit for 2007-'17 HD® Big Twin Models - Silver Gift Bag Custom Dynamics 20101405

Custom Dynamics 20101405

Fitment: 14-up FLT/FLHT/FLHX/FLTRX/FLTRU/FLTRK

Magnum Shielding 1741-3209

Custom Dynamics 20402479

S&S Cycle 910-0650 110" Sidewinder Big Bore Kit for 2007-'17 HD® Big Twin Models - Silver Gift Bag Custom Dynamics 20101405S&S Cycle 910 0650 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 youll need to complete the installation. The biggest cylinder bore that can be installed in a stock crankcase without machining! Features & Benefits