Huge displacement increase means huge power increase Works with stock crankcases Original engine serial numbers are retained Powder coat finish matches factory finish 045" MLS (multi-layered steel) head gaskets Retains stock engine height Includes 131" Cam Cover Badge Must be used with 4-5/8" stroker flywheels to achieve 131" displacement Cualquiera de las piezas requeridas funcionará Marca : S+S CYCLEReferencia del fabricante : 910-0763Cilindrada : 131"Color base : NegroColor/acabado : Pintura electroestática en polvo, Arrugado negro, Non-Highlighted FinsEstilo : Big BoreNombre de producto : Cylinder and Piston KitUnidades : Kit