S&S S&S Cycle - 4" Sidewinder Big Bore Kit for 2007-2017 HD Big Twin Models - Wrinkle Black MSRP: Was: Now: $1,550.95 Add to Cart
S&S S&S Cycle - 4" Sidewinder Big Bore Kit for 2007-2017 HD Big Twin Models - Silver MSRP: Was: Now: $1,565.95 Add to Cart
S&S S&S Cycle - 4" Sidewinder Big Bore Kit for 1999-2006 HD Big Twin Models - Wrinkle Black MSRP: Was: Now: $1,550.95 Add to Cart
S&S S&S Cycle - 4" Sidewinder Big Bore Kit for 1999-2006 HD Big Twin Models - Silver MSRP: Was: Now: $1,594.95 Add to Cart
S&S S&S Cycle - 4" Sidewinder Big Bore Kit for 2007-2017 HD Big Twin Models - Wrinkle Black Inspired by S&S Cycle 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... MSRP: Was: Now: $1,550.95 Add to Cart
S&S S&S Cycle - 4" Sidewinder Big Bore Kit for 2007-2017 HD Big Twin Models - Silver Inspired by S&S Cycle 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... MSRP: Was: Now: $1,565.95 Add to Cart
S&S S&S Cycle - 4" Sidewinder Big Bore Kit for 1999-2006 HD Big Twin Models - Wrinkle Black Inspired by S&S Cycle 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... MSRP: Was: Now: $1,550.95 Add to Cart
S&S S&S Cycle - 4" Sidewinder Big Bore Kit for 1999-2006 HD Big Twin Models - Silver Inspired by S&S Cycle 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... MSRP: Was: Now: $1,594.95 Add to Cart
