JB's 1988 Cutlass 6.0 LS PT7675

1988 Oldsmobile Cutlass

Base LS Swap


Build Points


  • Color: Gray/silver
  • Horsepower: 640
  • Drivetrain: RWD
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  • Vehicle Overview 88 Cutlass Stock Iron Block l96 6.0 Ported LS3 intake 83lb Holley Injectors Stock 823 heads Comp Trunions Comp Valve Springs Comp Retainers Billet timing set Steve Morris Turbo Cam 7675 CEA Precision Turbo Precision 46mm Wastegate Tial 50mm BOV 4” FMIC Holley Dominator EFI 3.5” touchscreen (6.86 is next) Raceteonix twin 255 in tank pumps Jakes 4l80 with D1 brake BTE 2800 Converter B&M shifter Quick Performance Fabricated 9” Billet locker Ford Racing 3rd member 3.22 REM gears 3.5” Borla Stainless Full Exhaust 15x8 Weld V-Series rear 15x3.5 Weld V-Series front Mickey Thompson 275/60/15 ET Street R’s A/C Heat Power Steering Power windows Full factory bucket seat interior All factory gauges work Runs 10.60’s at 128 on 91 pump gas leaving at idle Weighs 3866 with full tank and me inside.

    Completed Modifications

    Engine Management (ECU) (1)
    Engine Parts (2)
    Interior (1)

    Future Plans

    I currently run this setup at 9psi of boost. Plan to add meth injection and add more boost. Copy and paste the link below to see my videos. I tried to add video but the character count is too low to add my YouTube username

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    • Keith

      Turbo AND air conditioning! Nice
      • Thanks! I wanted to build something I could drive year round.
      Show 1 Reply