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  1. 02duramaxfan

    Drag racing questions?????

    It's a 83mm 1.10ar and they truck did jump and hop off the line I just feel like it would have trapped higher then that... The trans is fine before it the piston the cracked... It ran 7.30s at 98 at that time it had a 476 and different tunes I wouldn't have thought it would make the big of...
  2. 02duramaxfan

    Drag racing questions?????

    Well can't see to figure out how to upload my pictures...
  3. 02duramaxfan

    Drag racing questions?????

    My best 60' was a 1.9 which I know is bad..... I will post a pic of it I get home I only trapped 95mph and ran a 7.63
  4. 02duramaxfan

    Drag racing questions?????

    i believe like 2500 or 2600 rpm but its kind hard to tell i feel like i cant make more then like 10 to 15 psi before it just keeps pushing through...... before it cracked the piston in went 7.30 at 98..... with diffferent tunes on it and i went this past weekend and only trapped 95 maybe the...
  5. 02duramaxfan

    Drag racing questions?????

    Ok so I finally made a few passes on my new set up and wasn't happy about the results...i just bought the truck with a cracked piston and just got it put back together... i have Built motor Empire alt firing cam S475 60% injectors Dual pumps So cal heads Bid dipper trans 1055...