what i am needing to know what is the best engine block for strength that is a ford 351 windsor such as dart engine blocks or ford racing engine blocks i have heard alot of good things about the dart engine blocks but is better then ford racing engine blocks i would think the ford racing blocks would be better because they are more expensive and its the ford motor company they know what weakness teh engine has and they know what would be teh dependable route to go but any information would help i amt rying to make a drag car but i would like to have a engine block that could take about 650 horsepower without guide plates or girdles if possible. thanks for your time
markf-250