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Old Nov 3, 2011 | 11:24 AM
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not sure if i want to rebuild my ls1 or try to find a 6.0 for my rear mount turbo set up..what do you guys think?? looking for the cheapest way...
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Old Nov 3, 2011 | 11:47 AM
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6.0 for sure... If you are looking cheap....
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Old Nov 3, 2011 | 11:54 AM
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wellll what i was thinking was that for what i got to have into finding a complete 6.0 verses rebuilding my ls1 and making it lower compression
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Old Nov 3, 2011 | 12:09 PM
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Why do you want a rear mount turbo setup, jw?
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Old Nov 3, 2011 | 12:14 PM
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already have the set up...motor with 140K didnt like the idea of boost
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Old Nov 3, 2011 | 10:42 PM
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Have you thought about a 4.8? For reference: http://www.hotrod.com/techarticles/h...g_bang_theory/
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Old Nov 3, 2011 | 10:50 PM
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Is the ls1 not rebuildable? Id just put forged pistons/rods in it.. that'd be a lot better than turbo'ing the 6.0 and it letting you down as well..
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Old Nov 4, 2011 | 09:54 AM
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that would feel like a kick in the ***** :S i know that thing made some impressive numbers but theres no way id be putting that kind of power to it... yes the ls1 is rebuildable...sounded like last night it has some hella piston slap..all. the. time.
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Old Nov 4, 2011 | 03:27 PM
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If the LS1 is rebuildable like you're saying, why not just forge it? Save money and just build the block you ALREADY have.
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Old Nov 4, 2011 | 03:32 PM
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I'll say get a 6.0. I was confused on what to do my self. Get a 6.0 or rebuild my ls1.
The best option in my opinion is to get a second motor to build it up.
A spare motor is always good. You neve know!
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Old Nov 4, 2011 | 03:39 PM
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Originally Posted by Maroboy
I'll say get a 6.0. I was confused on what to do my self. Get a 6.0 or rebuild my ls1.
The best option in my opinion is to get a second motor to build it up.
A spare motor is always good. You neve know!
This!
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Old Nov 4, 2011 | 04:38 PM
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i just dont wanna kick myself in the *** for not going with a 6.0...
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Old Nov 4, 2011 | 09:19 PM
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Going from a 5.7 to 6.0 is 14 cubes difference...which is about 18hp difference on an identical set-up, in the 450hp range. That is equivalent to about 2 car lengths in the quarter. I would get a 6.0 and drive the 5.7 while your building it.
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Old Nov 4, 2011 | 09:55 PM
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Well it looks like I need to rebuild it. Seems as if I broke rings on cylinder #1. Noooo compression
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Old Nov 5, 2011 | 01:28 AM
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I'd get a 2004+ LQ4 with low miles on the short block

It will have 9.4:1 compression with 6.7cc dished pistons
The newer blocks come with forged connecting rods & floating wrist pins.
Also the 317 factory LQ4 aluminum heads are a good choice for FI with a good CNC port.
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Old Nov 7, 2011 | 02:46 PM
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get the ls2..rebuild the 1
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Old Nov 9, 2011 | 04:40 PM
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im kinda in the same predicument. but with my new ls6 vette. rebuild or 6.0
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Old Nov 9, 2011 | 05:14 PM
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I recommend starting with a separate engine. That way you can take your time to do it right while not having the down-time with your current engine. Find a good deal on a complete 6.0 (<$800) and that is the way I would go.

Last edited by RezinTexas; Nov 10, 2011 at 05:46 AM.
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Old Nov 9, 2011 | 09:33 PM
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lq4 is boss for boost !~!!
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Old Nov 12, 2011 | 09:03 AM
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thats what my plan is, lq4 , d1sc i plan to do a nice build though may not be crazy hp numbers, but i will for sure be painting,pc, all the small things , imo taking your time on the small things makes or breaks a build,i
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