440 source???

have everything magnafluxed also push. the standard block webbing and design is just not there on the standard 440 block without doing above mods,add to that the machine work, and im sure your shop will find these 3 or 4 grams off on the assembly unless your extremely lucky.hp and racing yes, for the street, no,not worth the bux and I wouldnt push a standard 440 block past 500 cubes without above mods.