looking for bottom end specks

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Mar 4, 2007 | 02:11 PM

daniel6718

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From: garland tx

looking for bottom end specks

i cant find anything so

what is a stock bore, stroke, rod leingth in a ls1?
what are the typical combos to get to 383, 402, 408
and whats difficult about each one, like requires new sleves, notching, oil pan ect?

Mar 4, 2007 | 05:53 PM

cws T/A

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From: Texas

Ls1 346ci : 3.898'' bore / 6.098'' rod length / 3.622'' stroke

383ci Ls1 block : 3.905'' bore / 6.125'' rod length / 4.000'' stroke

402ci Ls2 block : 4.005'' bore / 6.125'' rod length / 4.000'' stroke

408ci 6.0L Iron block : 4.030'' bore / 6.125'' rod length / 4.000'' stroke