383 stroker
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woah woah wait. a 4 inch crank with a 4.03 bore isnt a 383. If i remember correctly, my fathers 388 CI is a 3.75" crank and a 4.06 bore (60 over instead of your 30). He was running 355 CI with just a 30 over bore (like you wanto run 4.03) with the stock 3.48" crank. On like there are calculators that tell you what your cubic inches will be, when your suggested application or 4.03" X 4.00" you get 408 CI
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Originally Posted by nobreaks254
you cant use the 4.03 pistons in the ls1 block unless you sleeve it. For a ls1 383 you need 3.905 pistons and a 4.0 crank.
ok can i use the 6.0 crank with these pistons and 6.125 rods to make it 383
my friend told my that the 6.0 cranck is 4.0"
is this correct?