are regular ls2 pistons the same as 402 pistons

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May 13, 2011 | 07:20 PM

transam8410

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are regular ls2 pistons the same as 402 pistons

hey guys I bought a set of forged pistons and rods for the stock stock of an lq9 but im currently thinking of switching to a stroker setup, my qeustion is.. can I use the pistons I bought for the stock stroke or are they different for the stroker setup?

May 15, 2011 | 02:05 PM

KRAZY K 2000 TA

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From: Stockton, NY

way different

May 16, 2011 | 09:52 AM

KCS

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From: Conroe, TX

They're different. If you try to use the stock stroke pistons, you'll end up with the piston almost .200" above the deck, which is no bueno. You need pistons with a shorter compression height in order for them to work with a longer stroke crankshaft.

May 16, 2011 | 02:24 PM