Ultima GTR Twin-Turbo LS2

Joe LohrCompleted Projects

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Ultima GTR Twin-Turbo LS2

Silver State Classic Challenge, 2007, 0-200-0 challenge

Measured Performance

  • 211mph standing mile
  • 0-200mph: 18 seconds, 200mph to 0mph: 10 seconds
  • 10.84 @ 145 mph ¼ mile
  • 822 RWHP

Frame & Suspension

  • Ultima Sports Tubular steel chassis with Schwartz modified control arms and rear suspension mounts
  • Schwartz Ultra Brake kit 14" cross-drilled rotors, 6-piston Baer 6S Monoblock calipers front & rear

Engine

  • Schwartz 1003 hp twin-turbo 6 Liter LS2
  • BigStuff3 EFI system
  • Custom turbo manifolds & turbo piping
  • Custom aluminum intercoolers
  • Schwartz alternator and A/C brackets
  • Dual electric fans

Drivetrain

  • CMS G50/52 5 speed transaxle with steel syncros, LSD and billet shift forks
  • Schwartz unbreakable rear axles and stub shaft kit

Exhaust

  • Custom stainless-steel turbo & exhaust system with Stainless Works mufflers
  • Entire exhaust Jet Hot ceramic-coated

Wheels & Tires

  • Forgeline SO3P wheels with gloss black center & polished lip
  • 18x12.5 with 335/30/18 BFG Tires
  • 18x9 with 255/35/18 BFG Tire

Paint & Body

  • Yellow Gelcoat finish
  • Dual element functional wing

Other Features:

  • Sparco seats and steering wheel
  • Cockpit adjustable brake bias
  • Custom Carbon fiber cockpit, Carbon/Balsa laminate floor
 

Assembly & fabrication

Events