GM Square Body - 1973 - 1987 GM Truck Forum

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  What year 454

  • Latest: Ricko1966
  • 6 minutes ago

  Engine Swaps (Gas) LS, Vortec, LT1 , etc.
• D

  Swapping out OEM distributor with HEI distributor

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  • 15 minutes ago

  Tech Discussion
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  ProFlo 4 O2 Location

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  TBI & EFI Conversions
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  Options for tuning of Gen1 TBI in 2023

  • Latest: mibars
  • 56 minutes ago

  Engine & Performance
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  81 C-10 Steering Jerk on a right turn only

  • Latest: Jtobe81
  • Today at 2:09 PM

  Suspension, Steering & Brakes

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