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Thread: 4.8 cam can't decide need help

  1. #1
    Join Date
    Dec 2008
    Location
    Sherman, Texas
    Posts
    183

    4.8 cam can't decide need help

    Ok yes yet another cam post didnt think we had enough...but anyway i cant decide between the tsp220 and the tr220 im not looking to ever run any spray or boost just want a solid 300 to the ground with a nice lope and honestly dont understand what the difference will be between .551 and .581 performance wise i will probably go with a 112 LSA(unless advised otherwise) it is a daily driver also...any input will be appreciated

    02 Fully forged Iron Ls1 233/239 595/603 112lsa,
    milled, ported& polished heads,
    K&N CAI, shorty headers,
    off road x-pipe, Pypes M-80s dumped,
    TCI 3600 stall ,TransGo shift kit,
    True Trac w/3:73s, 4/6 drop,
    and a Fast LSXRT 102

  2. #2
    Join Date
    May 2008
    Location
    Schertz, Tx
    Posts
    2,539
    When I first bought my truck I said I didn't want to mod it...now, $15K later...

    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
    Dec 2008
    Location
    Sherman, Texas
    Posts
    183
    Me too but a few years later and too much money dumped into the looks and bolt on junk ive decided to dive inside the motor ive spent like 7k on bs so far but ive learned my lesson haha...maybe
    Last edited by Razgriz1; 01-14-2009 at 04:25 PM.

    02 Fully forged Iron Ls1 233/239 595/603 112lsa,
    milled, ported& polished heads,
    K&N CAI, shorty headers,
    off road x-pipe, Pypes M-80s dumped,
    TCI 3600 stall ,TransGo shift kit,
    True Trac w/3:73s, 4/6 drop,
    and a Fast LSXRT 102

  4. #4
    ff_jeff Guest
    I put 317whp @6krpms 300tq to the wheels with an ASA cam, headers, intake, udpullies and a nitrous tune. It should have been good for another 10whp with a little more timing. ASA cam specs were 226/236 .525/.525 110lsa here is an idle clip, If you look at my other vids on there youll see racing and such too.
    YouTube - 4.8 silverado cam

  5. #5
    Join Date
    Dec 2007
    Location
    wichita falls, tx
    Posts
    3,067
    the 220 is a good cam i would do the .551 and run yellow z06 springs instead of running an expensive set of aftermarket springs
    ↓↓↓click pic to go to garage↓↓↓

    408, WCCHL92s, nelson tune,4L80e 3600 Circle D,
    Intro Radicalli's

  6. #6
    Join Date
    Dec 2008
    Location
    Sherman, Texas
    Posts
    183
    think 300 is possible with the 220 @.551 and would the 112 or 114 lsa be better

    02 Fully forged Iron Ls1 233/239 595/603 112lsa,
    milled, ported& polished heads,
    K&N CAI, shorty headers,
    off road x-pipe, Pypes M-80s dumped,
    TCI 3600 stall ,TransGo shift kit,
    True Trac w/3:73s, 4/6 drop,
    and a Fast LSXRT 102

  7. #7
    Join Date
    Nov 2007
    Location
    Saint Marys, GA
    Posts
    198
    I have a brand new kit from thunder racing. It's the tr220 with 114 lsa (recommended best for daily driver), comp push rods, patriot dual spings and titanium retainers, water pump gaskets, and crankshaft bolt. Pm me if you interested. I was going to put it in my truck but decided to go with a turbo and this isn't the best turbo cam.
    Current Mods: 6.0/4L80e with Trick Performance Front Mount
    Audio: Pioneer avic-d3, Memphis Belle, Two 12" Rockford Fosgate P3 shallow mounts, Memphis MS-Qs, and custom vinyl enclousure.

  8. #8
    Join Date
    Aug 2008
    Location
    North Texas
    Posts
    12,078
    300 isn't hard with these engines....especially with a good tune. Saw a 330+ RWHP 4.8 with cam, headers, converter, and tune last Saturday.

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