2500hp Twin Turbo LS Next Turnkey Engine Package


2500hp rated 427ci Twin turbo LS engine package based on a Dart LS Next block with FuelTech FT600 EFI and Garrett ball bearing turbos.

Dyno tuned and ready to fit into your vehicle!

Please contact us before ordering this engine to discuss your exact requirements.

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2500hp twin turbo ls engine package based on a Dart LS Next SHP PRO block with 1/2 head studs, Callies Magnum CCW Crankshaft, Ultra Enforcer I beam rods and All Pro Cylinder heads.

Comes with FuelTech FT600 EFI and Garrett G42-1450 ball bearing turbos!

All of our engines are fully CNC machined, honed and Blueprinted.

Every LS engine we build is custom to our clients specifications and receive full, meticulous attention to detail throughout the whole build process. We also provide each client fully detailed Build Specification Sheets for their engine and a Surface Finish Report with the data collected via our Mitutoyo Profilometer.

Please call Stef at the shop (424-378-1219) to talk about your engine requirements and to dial in the spec before ordering.

This 2500hp twin turbo ls engine turnkey set up includes but not limited to the following machine/blueprinting –

  • Balancing
  • CNC Block Machining
  • Cylinders double torque plate honed for correct piston to wall clearance and surface finish
  • Full surface finish report on deck, head and cylinder wall finish included with build sheet
  • Engine fully blueprinted
  • Heads CC’d and valve job
  • Valve spring heights set up
  • Pushrod length
  • Rocker geometry

Long Block Spec:

  • Dart LS Next iron Gen SHP PRO Block (Skirted) 1600hp 4.125″ bore
  • Dart LS Next cam bearings, dowels, freeze plugs
  • 1/2 head stud upgrade
  • Callies Magnum CCW Crankshaft 58x (3.622 & 3.750 available)
  • ARP Flexplate bolts
  • TCI Flexplate (specify transmission)
  • ACL Main Bearings
  • ACL Rod Bearings
  • Callies Ultra Enforcer I beam Rods 6.125″
  • ATI Balancer w/ oil pump drive
  • ARP damper bolt
  • Diamond 2k Series Forged pistons
  • Total Seal Steel piston rings
  • Dailey External single stage Wet sump oil pump
  • Dart LS Next ARP pro 1/2 head studs
  • ALL PRO LS7 285cc Hurricane CNC cylinder heads
  • SCE Athena head gaskets
  • Custom Twin Turbo hyd or Solid roller cam kit
  • ARP cam bolts
  • Billet Oil gallery dog bone
  • Crower shaft mount rockers LS7
  • Cloyes Hex-A-Just Z-Racing Timing Sets (Jesel available)
  • Johnson Lifters
  • Improved Racing Oil Pan Gasket
  • Wix Oil filter
  • Moroso LS Next SHP PRO oil pan
  • Valley cover gasket (late)
  • Front timing cover gasket Gen III & IV
  • Front timing cover Gen IV
  • Rear timing cover Gen III & Gen IV
  • Rear cover gasket
  • Holley Billet valley cover black
  • ACE Racing Engines Billet valve covers (black w/ -12AN breathers)

Turnkey Parts:

  • Fuel Injector Clinic 240Lb injectors
  • Holley Sniper 102mm throttle body
  • Single Plane Split design LS7 Race intake
  • Throttle Body Elbow
  • Billet Throttle Body
  • MSD DynaForce Starter Motor
  • AN steam vent kit
  • FlowTech Up and Forward Turbo Headers
  • Turbo transition pipes 3″ to 2.5″

EFI system:

  • FuelTech FT600 ECU
  • PRO 600 V8 Harness
  • W02 Nano controller x2
  • IGN1A ignition Coils
  • FuelTech Vacuum distribution block
  • O2 sensor (gasoline) x2
  • PS150 Pressure Sensors
  • Coolant Temp Sensor
  • Air Temp sensor
  • TPS (ford)
  • GM crankshaft position sensor 58x
  • GM Camshaft position sensor 4x

Turbos and boost management:

  • Garrett G42-1450 billet ball bearing turbos
  • Turbosmart 60mm wastegate x2
  • Turbosmart 50mm Blow off valve x2

Check out our other turnkey turbo racing engines here

Additional information

Weight 400 lbs
Dimensions 48 × 40 × 40 in