5.7 crank or 6.0 crank in a stock shortblock??

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03-15-2009, 06:26 PM

#21

utahws6

Staging Lane

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if the ls cranks are slotted...isnt this better oiling for the crank bearings?it seems that usually u pay extra for a machine shop to do this...cross drill your crank

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03-15-2009, 06:43 PM

#22

zeekracing

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Also check the rear of the crank. The 6.0 are longer on the rear flange then the 5.7 cranks. I don't know if its just some or all of them are like that. I was told the 5.7 cranks are 6lbs lighter then the thick flange 6.0 cranks.