ls2 aluminum block

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01-10-2014, 09:08 PM

63falcon

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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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01-10-2014, 09:23 PM

Burken01

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Quote:

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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01-10-2014, 09:28 PM

63falcon

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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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01-10-2014, 09:31 PM

Burken01

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Quote:

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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01-10-2014, 09:37 PM

63falcon

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Lol its already there I would have to get a different block.

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01-10-2014, 09:42 PM

Burken01

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Quote:

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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01-10-2014, 09:48 PM

63falcon

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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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01-10-2014, 09:53 PM

Burken01

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Quote:

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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01-10-2014, 09:56 PM

63falcon

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Yea I suppose

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01-10-2014, 10:02 PM

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Burken01

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Quote:

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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01-10-2014, 11:30 PM

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RonSSNova

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That's too loose.
Send it to me please.....
:-)
Ron

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