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Poll: LS1 vs. 6.0

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Old 11-28-2005, 05:27 AM
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Default Poll: LS1 vs. 6.0

For the LS1, 224/224-112 FMS cam, stage 2 5.3 heads (Milled .010 & ~11.2:1 compression), all bolt-ons, dyno-tune.

For the 6.0, 224/224-112 FMS cam, stock heads, all bolt-ons, dyno-tune.

-same cam
-higher compression in the LS1
-18 more ci in the 6.0
~80 pounds lighter for the LS1

Which one would you choose for a daily driver and why? Given the mods listed are they pretty much even?

I'm getting right at 16mpg in the cammed 5.3 right now. How much would that change with these motors?

Last edited by 99silveradoSS; 11-28-2005 at 07:11 AM.
Old 11-28-2005, 05:48 AM
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I assume you will be using the truck intake on the LS1.

I always go with more cubes.
Old 11-28-2005, 06:33 AM
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Originally Posted by SnakeOiler
I assume you will be using the truck intake on the LS1.

I always go with more cubes.
Yeah, I'm going with the truck intake either way.
Old 11-28-2005, 06:45 AM
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My vote is for more cubes as well You could always save a little bit more money and build yourself a 408. They're starting to get pretty cheap now.

Joe
Old 11-28-2005, 07:02 AM
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I've already got the LS1. A 383 sounds tempting, but that's like $1500 more in parts, a new tranny which is at least $1000. I can barely afford what I plan on doing right now! I've already got almost everything for the LS1 except the headwork and the cam. I'm still debating on maybe getting a slightly used 6.0 if I can find one for a good price. I guess one has it's advantages over the other. Still trying to decide...

Last edited by 99silveradoSS; 11-28-2005 at 07:09 AM.
Old 11-28-2005, 08:10 AM
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My vote is more cubes and most importantly the strength of the block moving the weight of the vehicle you desire!! Iron is the way to go with trucks if you plan on BIG POWER!!!
Old 11-28-2005, 09:21 AM
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As long as the 6.0 you are using is the LQ9 assembly. Not the standard 6.0 block.

Jim
Old 11-28-2005, 09:27 AM
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Originally Posted by CHEVY6000VHO
As long as the 6.0 you are using is the LQ9 assembly. Not the standard 6.0 block.

Jim
Exactly what I was thinking.
Old 11-28-2005, 09:44 AM
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No replacement for displacement. I prefer the iron block over the aluminum also.
Old 11-28-2005, 10:42 AM
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Originally Posted by Rhino79
No replacement for displacement.
Exactly what I was gonna say


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