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Old 03-07-2013, 05:04 PM
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willyt willyt is offline
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Originally Posted by FourFourty View Post
Come to think of it, the nautique 450hp is an LS3 as well, right?? In that case, I am not so surprised that it gets that kind of fuel economy. GenIV SBCs are excellent on fuel!
nope. PCM's ZR450 is L96 based, not LS3. that engine's displacement = 6L, LS3's is 6.2
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