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5.3vs6.0

Old 12-15-2013, 10:44 AM
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Default 5.3vs6.0

Is it worth the time and money to find a 6.0 to build
a mild nitrous (small shot) motor. Is the extra cubic in. worth the
money. The plan is Heads and cam. Future would bring a blow through
turbo setup.
Thanks
Old 12-15-2013, 01:38 PM
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They go faster all motor easier. You want max power, get a 6 liter or 6.2. If you want to sound and run great, a 5.3 is fantastic.

Now, boost? The thick cylinder walls of a 4.8/5.3 block are so thick they resist distortion by a ton. But a 6 liter block will as well for most of us.

The 6 liter makes more torque and HP. 40-60 more HP is typical.
Old 12-15-2013, 01:45 PM
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Two motors built identical just one has more cubic inches....the bigger motor will make more power.
Old 12-15-2013, 03:44 PM
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More is better
Old 12-15-2013, 04:39 PM
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I was given a low mile 5.3 and I still bought a 6.0. But, my car is heavy. If I were doing turbo, I would run a 5.3 simply because I have seen so many amazing results with them turbocharged.
Old 12-22-2013, 10:30 AM
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Well one thing that made my decision easier was a 5.3 is easier to find than a 6.0, and it is cheaper also.
Old 12-22-2013, 11:15 AM
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Rex what is your combo like?
Old 12-25-2013, 12:13 AM
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05 LM7, stock bottom end edlebrock Vic Jr intake, s476r turbo, Rossler th400. That's the short of it. Currently putting it together for next year.


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