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ls3 418 or ls7

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Old 04-03-2013, 08:58 PM
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Smile ls3 418 or ls7

Hey guys I been talkimg to a good guy thats sellimg a ls3 418 with good parts but not sure if hes still goimg sell it to me or not. Hes not communicating back with me. So if anyone knows anbody sellimgasellimg a motor of one of these sorts. Inbox me or shoot me a text. 479 831 five zero 3 seven. Thanks oh amd another thing.. im trying get one by a week or two so I can get it switched in my 2000 ws6. So will need a 24x reluctor. Thanks

CASH IN HAND READY TO BUY
Old 04-06-2013, 06:30 AM
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Trying also figure out which is better motor also for my fbody.. big cam.. na.. 150-200shot
Old 04-06-2013, 07:38 AM
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for n/a, ls7 is better , but ls3 418 is cheaper and not a bad choice at all
Old 04-06-2013, 09:10 PM
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Ill go with the LS3.
Old 04-07-2013, 03:57 AM
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Ok whys everyone picking ls3?.. ls7 bigger bore... more power.. I do know cylinder walls r thinner. But isnt the ls7 suppossed be a bad ***
Old 04-07-2013, 04:59 AM
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small bore ls7 on a 6.2 block gets my vote
Old 04-07-2013, 11:09 PM
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Originally Posted by ws6guy27
Ok whys everyone picking ls3?.. ls7 bigger bore... more power.. I do know cylinder walls r thinner. But isnt the ls7 suppossed be a bad ***
It is but if you spray it and crack a sleeve you'll wish you would of went 418 LS3
Old 04-07-2013, 11:35 PM
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Yea thats what I was thinking to. Lol.. but I also hear... 454 lsx with ls7 heads r bad ***.. idk tho.. dnt have that kinda money but I heard its awsm
Old 04-07-2013, 11:41 PM
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Originally Posted by ws6guy27
Yea thats what I was thinking to. Lol.. but I also hear... 454 lsx with ls7 heads r bad ***.. idk tho.. dnt have that kinda money but I heard its awsm
If your staying NA then I like the ls7 engine, whats your budget... that will be the deciding factor on which route you go....
Old 04-08-2013, 02:04 AM
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Around 8-9k... just want get main parts.. can wait to get other upgrades.. just wanna get motor swapped and racing.. want to start winning.. and prolly stay na.. but I want to spray 250..regardless..
Old 04-08-2013, 03:00 AM
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Originally Posted by ws6guy27
Around 8-9k... just want get main parts.. can wait to get other upgrades.. just wanna get motor swapped and racing.. want to start winning.. and prolly stay na.. but I want to spray 250..regardless..
Well I don't have much experience with spraying an ls7 so I don't know how well they hold up to it.. what kind of racing do you do?

what kind of nitrous kit are you running?
Old 04-08-2013, 03:01 AM
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For costs reasons I'd go with 418ci LS3. Thats what I plan to do later too. Youre not giving up much with 9ci less. Lots of heads n cam combos out there to make killer power na with a LS3 based 418ci or even a 427 LS3 tho you may see a bit more piston wear with the longer stroke.
Old 04-10-2013, 01:51 AM
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Burken... a nx system with a wot switch. And yeah im staying away from 426/427 ls3 bc piston come out of block to far. Motor wnt last long



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