iron block versus aluminum
#5
TECH Fanatic
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Well i would figure the iron will take more raw power until the aluminum block gets darton sleeved. Then it's a toss up in my opinion. The aluminums can take a but load of power but think it starts getting questionable with above 800hp I think on stock sleeves/bore. Aren't the sleeve walls thcker on iron blocks?
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#10
11 Second Club
iTrader: (7)
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Oh I know that the ls2 blocks are good *** blocks. zoSICK had a 402 spraying the **** out of it, every weekend, and it held just fine. They can take boost, but if I were SERIOUS about boost (I'm talking like 20-30 psi off of a d1/f1, or t76 or larger), I would go iron. But the ls2 is still a great block.