noquema Posted March 15, 2009 Report Share Posted March 15, 2009 i have an 04 regency rst with manual trans. i just pulled out the weak 4.8 out and dropped in a a 6.0 lq9 block i wanna know what do i need for my truck to run right. cuz my computer is stilla 4.8 one what can i do to change that Quote Link to comment Share on other sites More sharing options...
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