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Thread: First Engine Build... What Do You Think?

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  1. #1
    Join Date
    Feb 2011
    Posts
    9
    Quote Originally Posted by TA63 View Post
    I think your low end power will suffer a bit without a higher stall converter.
    According to CompCams CamQuest and DesktopDyno 2003 (take that with a grain of salt), torque is supposed to peak at 2k and hold steady until about 3,500 and then start dropping off. Horsepower is supposed to peak around 4 grand and hold until 6, and that's without a tune factored in.

    I've really only driven manuals, so modifying automatics is still something new to me. I'd like to hold off on tranny mods until I get a feel for the new motor. I also tow 4-5,000 lbs around once in a while and don't really want the extra heat a high stall will generate.

  2. #2
    Join Date
    Sep 2008
    Location
    Arizona/Utah
    Posts
    3,939
    With a circle D 3k stall you will get all the performance you will desire and with a tranny cooler you will be fine on temps and tow just great.
    ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06

    waiting to go in... 3.90s, 214/220cam

  3. #3
    Im building a 6.0 for my DD/work pickup. It will have 243 heads, EPS 218/226 cam with 4 degrees advance ground in, and LPP longtubes. I also dropped the coin for a 2600 stall triple disc yank converter for my 4L80E. A converter with a slightly higher stall speed can actually be a benefit when towing.

  4. #4
    Join Date
    Feb 2011
    Posts
    9
    Quote Originally Posted by kerrige View Post
    With a circle D 3k stall you will get all the performance you will desire and with a tranny cooler you will be fine on temps and tow just great.
    Quote Originally Posted by TA63 View Post
    Im building a 6.0 for my DD/work pickup. It will have 243 heads, EPS 218/226 cam with 4 degrees advance ground in, and LPP longtubes. I also dropped the coin for a 2600 stall triple disc yank converter for my 4L80E. A converter with a slightly higher stall speed can actually be a benefit when towing.
    Well I will certainly keep that in mind. If my finances allowed it I'd consider building the tranny too, but this build is coming in just shy of $3400 down to the last quart of oil.

  5. #5
    I hear ya. Quality parts are not cheap. Best of luck with your build. Let us know how everything turns out.

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