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2001-2003 Harley-Davidson Softail Heritage Springer EFI FLSTSI
Over 50% more air filter surface area than paper filters found in factory oval air cleaners
Constructed from polyester
the story of a legend
Fast pump-up and superior high-rpm performance
S&S Cycle 910-0650 110" Sidewinder Big Bore Kit for 2007-'17 HD® Big Twin Models - Silver cookie platter 2001-2003 Harley-Davidson Softail Heritage SpringerS&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
