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Originally Posted by Jeff92se
Nice block. GM's newest LS series also uses this "deep skirt" design for increased block strength.
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that to me looks less strong than the regular 4bolt main. the main cap bolts are straight up and down where as the old 4 bolt main used to have 2 straight and 2 angled. if its stronger then good, but its nothing like the whole bottom of the block holding in the crank