Weight difference?
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The LS1 block is made of 319 aluminum heat-treated to the T5 standard by the Montupet Corporation of Ontario, Canada. It is cast using the semi-permanent mold technique which Juriga described as "....a cross between die-casting and sand-casting." The case weighs 107 lb. Compared to the Gen III's 210.4 lb. block, that’s a significant weight saving
Last edited by bfly; Dec 14, 2004 at 11:14 PM.
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