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Old Jan 10, 2014 | 09:08 PM
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Default ls2 aluminum block

Question I have is .006 acceptable piston to wall clearance in a turbo motor that will see alot of street use? Pistons are mahle 2618 forged. Thanks
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Old Jan 10, 2014 | 09:23 PM
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Originally Posted by 63falcon
Question I have is .006 acceptable piston to wall clearance in a turbo motor that will see alot of street use? Pistons are mahle 2618 forged. Thanks
Its still in acceptable range, .005-.0055 is what most run..

I'm right at .00585 average of all 8
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Old Jan 10, 2014 | 09:28 PM
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If it rattles a bit on start up I could care less if its constant thats a different story.
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Old Jan 10, 2014 | 09:31 PM
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Originally Posted by 63falcon
If it rattles a bit on start up I could care less if its constant thats a different story.
Well is it already at .006 or are you still contemplating
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Old Jan 10, 2014 | 09:37 PM
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Lol its already there I would have to get a different block.
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Old Jan 10, 2014 | 09:42 PM
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Originally Posted by 63falcon
Lol its already there I would have to get a different block.
It will work, just let it warm up before beating on it..
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Old Jan 10, 2014 | 09:48 PM
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I probably will just feeling out to here if its been done succesfully especially being an aluminum block.
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Old Jan 10, 2014 | 09:53 PM
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Originally Posted by 63falcon
I probably will just feeling out to here if its been done succesfully especially being an aluminum block.
Well most 2618 pistons are set for .004 NA

for forced induction they say to add .001-.003 clearance extra on top of the .004

I have diamond pistons, same 2618 material and that's what my spec sheet says
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Old Jan 10, 2014 | 09:56 PM
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Yea I suppose
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Old Jan 10, 2014 | 10:02 PM
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Originally Posted by 63falcon
Yea I suppose
Lol it's too late anyway, just beat on it hard and put the extra clearance to use
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Old Jan 10, 2014 | 11:30 PM
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That's too loose.
Send it to me please.....
:-)
Ron
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