In its infinite wisdom, Chevy saw fit to design the LS3/L92 LS heads as a direct bolt-on for the early cathedral-port motors, at least those with sufficient bore size. The LS3 motors featured a 4.065 ...
LS3's can make great power with the stock heads, but Trick Flow engineers combined the best features of GM's LS3 and LS7 cylinder heads with its own race-winning engineering and technology to create ...
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