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Sirspeedy

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  • Posts

    44

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Profile Information

  • Location
    MA
  • Gender
    Male
  • Drives
    2016 Sierra Denali HD

Sirspeedy's Achievements

Enthusiast

Enthusiast (2/11)

10

Reputation

  1. Sirspeedy
    Great info guys, I'm averaging 15.78 with a ECSB 1500 5.3 with 3.73 rear. Can live with 14 on a HD, just made my decision!
  2. Sirspeedy
    Guys what is the average rpm the truck runs at 70 MPH with the 6.0 6-speed 4.10 rear? Thanks for the help!
  3. Sirspeedy
    plow package generally is 6,000 lbs HD springs
  4. Sirspeedy
    awesome!
  5. Sirspeedy
    Changed the oil, Amsoil Signature Synthetic @ 257k miles
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