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  1. Vortec 6000 6.0L V8
    06 6.0 sierra- Gm performance rec port heads Summit stage 2 truck cam Fast lsxr intake Nick Williams throttle body 103mm Cold air 65# injectors BBK short tube headers to original muffler minus the cats It's been a shit show getting it built and finished. It was definitely the wrong setup/combo...
  2. EcoTec 5.3L V8
    I am looking forward to installing a stage 3 cam in my 2014 5.3l vortec, I'm not very informed on stall converters and came here to look for help, the cam duration and lift is (219/231) (.630/.630) The stage 4 cam recommends a 4000+ stall converter Thanks ahead of time
  3. 6-Speed Automatic Transmission
    Hey guys! Somewhat new here. Just put a 6” lift on the daily 2011 Silverado and finally caved and bought HPTuners. I mainly purchased it to adjust the speedo/disable afm, but I’ve been doing some research into converter tuning and think it would be worth while considering how good everything...
  4. 4-Speed Automatic Transmission
    Just bought my dad's 09 silverado with the 5.3 and 4-speed transmission. I've noticed since he bought it brand new that when cruising down the highway, if you let your foot off the gas to coast then gently continue back on the gas, the torque converter is unlocked and the revs rise for a few...
  5. 4-Speed Automatic Transmission
    2002 2500HD 6.0L with the 4L80E - 180k miles - I tow 5-8klbs regularly. Should I replace the torque converter while I have the transmission out? If so with what? I have a cracked flexplate to replace (ATP Z270). I plan to also replace: Rear main seal (Dorman 635518) Cam position sensor (SMP...
1-5 of 5 Results