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  1. Johnta1

    1st time at the track

    jrad12381, congrats on the times. :) It amazes me at the power output of the Duramax. These things are awesome. What's the fastest times for a stock dually? Mine seemed to run good but didn't want to break anything (tranny?). Launched just above idle in 2wd. Tranny seemed to shift...
  2. Johnta1

    Info: ET Calculator added

    My 60' times are around 2.38/2.47 launch at 1000/1200 rpm. I posted some more times in the database. 1/8th mile times of 10.40's to 10.50's.
  3. Johnta1

    Info: ET Calculator added

    Plan on doing a 1/8th mile calculator? My ET comes out to about 15.56 in 1/4 I don't think my truck will do that in the 1/4. I have run many 10.45/10.50's in the 1/8th. Using my 1/8th to 1/4 Calc, my 1/4 ET from the calculator here, and converting to 1/8th mile ET is way off...
  4. Johnta1

    2008 Gmc 3500hd

    Johnta1 submitted a new Showcase Item: 2008 Gmc 3500hd Read more about this showcase item here...
  5. 2008 Gmc 3500hd

    2008 Gmc 3500hd

    Totally stock, Crew Cab, long bed 4X4 Dually
  6. Johnta1

    Help: No smoke? no fun

    LBZrcks, is that your dually (in the pic) that runs 12.97? With just those mods in your sig? That is some good times. :)