which casting number heads are the best?
08-10-2009, 03:59 PM
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which casting number heads are the best? which of the heads are the best ones to have? the casting numbers? i am going to pick up a motor in about an hour or two and this guy has all kinds of different casting number heads i dont know which ones to grab, they are mostly just pull offs from 4.8 5.3 and 6.0s and a set of ls1s. which ones are the best to get. i am lost when it comes to the heads and different casting numbers. thanks michael
