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Thread: how much boost

  1. #1
    Join Date
    Oct 2007
    Location
    Bentonville Ar.
    Posts
    215

    how much boost

    can a stock ls1 rotating assembly handle safely? thanks
    just a tow package

  2. #2
    Join Date
    May 2008
    Location
    Schertz, Tx
    Posts
    2,539
    I had 10 psi on my 5.3...then blew the #7 ring land. The stock 6.0 has been handling 10psi just fine. I'm not sure if David (Ducky) has a stock rotating assembly or not. I think he's @ 12 psi.

    07 Z71 4x4, 6.0L, 3.73s, Turbonetics T76 @ 10 psi, 75 shot, Snow meth kit, PLX DM-100 wideband gauge, Nelson tune, Comp 212/216 .557/.561 114 lsa, 60# injectors, Yank 3000, 4L80E , Magnaflow - dumped, e-cutout
    Line-X, Pace Edwards Full Metal Jackrabbit bedcover

  3. #3
    Join Date
    Jul 2009
    Posts
    157
    im on 9 for a little while on my stock internal 6.0
    01 RCSB Race truck that is slow.....

  4. #4
    Join Date
    Mar 2006
    Location
    Mesquite
    Posts
    8,176
    I've been on 12 for quite a while and it's still running good. now that I put that in print, it will break.

    Thanks a lot.

  5. #5
    Join Date
    Jan 2008
    Posts
    8,031
    lol i was at 9psi with the magnacharger.

  6. #6
    a friend of mine is runnin 13-15 psi on a stock lq4 6.0 top rpm it gets to 15 he is running a D1 procharger went 11.0 without meth.

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