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Thread: 4.8 to 6.0 Engine Swap

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  1. 04-16-2008 04:49 PM #1
    ChevyBeast05'
    ChevyBeast05' is offline Member
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    Very nice right up im doin this swap in 2 weeks cant wait, thx agreif
    <a href=http://i137.photobucket.com/albums/q209/Rassele247/GavinsBannercopy.jpg target=_blank>http://i137.photobucket.com/albums/q...Bannercopy.jpg</a>
    05 Silverado cc LQ9, 220 220 .581/.581 114+1 LSA, Pacesetters with Ory, TBSS Intake w/ 90mm TB, Comp roller Lifters, LS7 1.80 rockers, LS1 Heads, Transgo HD2, Vette servo, 160 stat, custom 3inch exhaust, and Nelson Tuned:
    5400lbs- 13.62 at 100.46mph - Dynoed at 360rwhp - 375rwtq
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  2. 09-21-2008 12:42 AM #2
    mnc2fan's Avatar
    mnc2fan
    mnc2fan is offline Senior Member
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    Will the pcm from the lr4 with with the lq9/lq4 without many issues. Or is a re-tune absolutely necessary?

    Probably no difference.. but pcm is from 99 sierra lr4
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  3. 09-21-2008 10:36 AM #3
    RedHeartbeat
    RedHeartbeat is offline WTH JUST HAPPENED?
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    needs a retune to adjust for the larger engine.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
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