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Old Nov 1, 2013 | 04:06 PM
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Default piston?

will stock ls2 pistons work in a stock lq4 engine?
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Old Nov 1, 2013 | 06:47 PM
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Bore diameter is different.
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Old Nov 1, 2013 | 07:27 PM
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Thanks
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Old Nov 2, 2013 | 04:09 PM
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Originally Posted by joecar
Bore diameter is different.
Aren't they both 4" bore?
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Old Nov 2, 2013 | 05:50 PM
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Originally Posted by LS1MCSS
Aren't they both 4" bore?
Originally Posted by bozzhawg
Really?
Yes, you're all correct, IDK what I was thinking, sorry my bad, I lost focus (I was actually having a really bad day)

LS1 bore = 3.898"
LS2 bore = 4.000"
LQ4 bore = 4.000"
LQ9 bore = 4.000"

Last edited by joecar; Nov 2, 2013 at 05:56 PM.
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Old Nov 2, 2013 | 08:12 PM
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Originally Posted by joecar
Yes, you're all correct, IDK what I was thinking, sorry my bad, I lost focus (I was actually having a really bad day)

LS1 bore = 3.898"
LS2 bore = 4.000"
LQ4 bore = 4.000"
LQ9 bore = 4.000"
Are LQ9 pistons flat top and LQ4 dished?
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Old Nov 2, 2013 | 09:14 PM
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That's a bonus for me then. I have LQ9 that I picked up two years ago and thought it was an LQ4 all this time.
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