Top Definition
the latest V8 to come out of GM. Its a 7 litre 427ci small block engine developing around 377kw or almost 500hp. Besides a few V8's being developed by mercedes and BMW it is the most powerful 8 cylinder naturally aspirated(no turbo/supercharger) engine in the world. Fitted to the Z06 corvette, possibly to be added to the Australian HSV models.
my corvette's running the LS7
by Sam... July 26, 2006

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