The S&S Hot Setup kit for Twin Cams allows a Twin Cam owner to convert a stock engine to 124" using the stock crankcases Include S&S heads 91cc, 4.125” bore cylinders and forged 10.8:1 flattop pistons, S&S 4.625” stroke flywheel assembly, S&S .640” lift gear drive Easy Start cams, tappets, S&S adjustable pushrods, roller rocker arms, and all hardware, gaskets and instructions Fuel system is not included Available in black powder-coat finish Made in the U.S.A. This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications. Utiliza levas de transmisión por engranajes Marca : S+S CYCLEReferencia del fabricante : 900-0564Cilindrada : 124"Color base : NegroColor/acabado : NegroDimensiones cilindro : 4,125"Estilo : Big BoreModelo : Hot SetupNombre de producto : Performance KitRelación de compresión : 10,8:1Tipo : MotorTipo de distribución : EquipamientoUnidades : Kit