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427 CI Whipple 4.5L Front Feed Supercharged LS7

427 CI Whipple 4.5L Front Feed Supercharged LS7

If you crave four-digit horsepower but still want to maintain the everyday driveability of your car, the 427 cubic inch Whipple 4.5L supercharged LS from Wegner Automotive is the engine you need. This combination pumps out 1100+ horsepower and 1050 lb-ft of torque to ensure your street car's performance is unrivaled. The package comes complete with the highest quality internals inside a Dart SHP iron block, along with a Holley ECU, WAK070 accessory drive, custom engraved valve covers, and so much more. This is the pinnacle of streetcar engines. Don't get left behind.



Please note - all our engines are built to order - please allow 4-6 weeks for delivery.

Interested in becoming a dealer?  Contact us for more information.

 Our 427 CI Whipple 2.9L Front Feed Supercharged LS7 features the following:

  • Dart Iron Block SHP
  • Callies Dragonslayer Forged Crankshaft
  • Ultra Rods I Beam
  • SC Mahle Forged Pistons w/ Rings
  • Clevite Coated Bearings
  • Bullet SC Camshaft
  • Wegner CNC Ported 6 Bolt LS7 Heads
  • GM Ti Coated Intake Valves
  • Inconel Exhaust Valves
  • Manley Dual Spring Kit with Ti Retainers
  • ARP Head Studs
  • GM LS7 Rockers w/ Comp Trunnions
  • Whipple 4.5L Front Feed Supercharger
  • WAK070 Whipple 4.5L FF Accessory Drive
  • Hidden Coil Valve Covers
  • 127 lb Fuel Injector Connections Injectors
  • Holley Drive by Wire ECU
  • Melling Oil Pump
  • Holley 302-3 Pan Kit
  • Machining, Assembly, and Dyno Tune

Optional upgrades are available:

  • Holley Dominator ECU
  • Dailey Dry Sump
  • Dart SHP Aluminum Block

Ask a Question To Purchase - 920-394-3557