2500hp rated Turbo Dart LS Next2 Turnkey Engine - HYDRAULIC ROLLER


  • Prices shown are additional.

    Please see detailed upgrade information below.

    • 2251.02 $
    • 3412 $
    • 3779 $

Please call us to spec out an engine exactly to your specifications!

+1 (424) 378-1219

Our all new 2500hp rated Single or Twin Turbo Dart LS Next2 hydraulic roller turnkey Engine is ideal for extreme street cars, grudge racing and Drag Week/Rocky Mountain Race Week type competitions!
We like to get to know our customers, their cars and what kind of engine/power they are looking for. Please contact us to speak to chief engine builder, Stefan Rossi for a personalized quote depending on your application and competition requirements.

Optional Upgrades:

  • Cleveland Mains available.
  • Machining for receiver grooves
  • Dailey Engineering Dry Sump System

Set up includes, but not limited to the following precision machining/blueprinting & parts:

  • Balancing
  • CNC Block Machining
  • Machining for RCD Gear Drive
  • Cylinders double torque plate diamond honed for correct piston to wall clearance and surface finish
  • Full surface finish report on deck, head and cylinder wall finish 
  • Engine fully blueprinted
  • Heads CC’d and valve job
  • Valve spring heights set up 
  • Pushrod length
  • Rocker geometry
  • Dyno Test
  • LAT 20W50SAE Break-in Oil
  • Dyno Data sheets


  • 2500hp rated Dart LS Next Iron
  • Bore & stroke –TBD
  • Engine size – 388ci/408ci/427ci 
  • Piston Dish – TBD

Short Block Components:

  • Dart LS Next2 Iron 4.125″ bore
  • Dart LS Next2 upgrade to 1/2 main studs
  • Dart LS Next2 upgrade for 1/2 head studs
  • Callies Ultra Billet crankshaft
  • Clevite LS Next Rod Bearings w/ dowel
  • Clevite LS Next Coated Main Bearings
  • Callies Ultra Enforcer I Beam 6.125″ rods 
  • Ross Racing Pistons
  • Total Seal Piston Rings AP Steel Ring Pack 

Long Block Components:

  • CID LS7 Cylinder Heads
  • Clarke Copper Cylinder Head Gaskets
  • Custom Camshaft
  • PAC Racing Springs
  • Custom Manton push rods
  • Johnson Link Bar Lifters 2126LSR 
  • ATI Super Damper
  • Mighty Mouse Timing Pointer
  • ACE Custom shaft mount LS7 Rockers
  • RCD Billet Gear Drive
  • Dailey Engineering external wet sump
  • Moroso Oil Pan
  • Rear timing cover & gasket
  • Billet valley cover
  • ACE Racing Engines Billet valve covers (black or raw w/ -12AN breathers) 

Turnkey Components:

  • Aeromotive Fuel Pump
  • Aeromotive Fuel Pressure Regulator
  • ICT Billet Water Pump Adapter
  • ACE Custom Steam Vent Kit
  • FuelTech Injectors
  • Turbosmart Oil Pressure Regulator
  • Wilson Throttle Body
  • Shauns Custom Alloy Intake & Fuel Rails
  • FuelTech Ignition Coils
  • Motion Raceworks alternator mount kit
  • 160amp Alternator 
  • Meziere electric water pump
  • Aeromotive 12 gpm mechanical fuel pump w/ 3/8 hex shaft
  • Motion Raceworks Mechanical Fuel Pump Bracket

Single Turbo Items:

  • Turbosmart BOV
  • Turbosmart Wastegate
  • Garrett G55-2900 G-Series Turbo

Twin Turbo Items:

  • 2 x Turbosmart BOVs
  • 2x Turbosmart Wastegates
  • 2 x Garrett G45-1500 G-Series Turbos

FuelTech FT600 Basic Package (for Single Turbo):

  • FT600 ECU
  • Pro600 Harness
  • O2-Nano
  • O2-Sensor
  • ps-150 Pressure Sensor x2
  • Coolant/Water Temp Sensor
  • Air Temp Sensor
  • Throttle Position Sensor
  • Flex Fuel Sensor
  • Vacuum Distribution Block

Fueltech for Twin Turbo comes as above, with additional:

  • O2 Nano
  • O2-Sensor
  • ps-150 Pressure Sensor x1

Additional FuelTech Items can be found HERE in our shop.



ACE Racing Engines makes no guarantee regarding operation of the Goods in settings or in ways that may be illegal or highly regulated, including those regarding smog and emissions. Please refer to your State/Country guidelines. 

The product images shown are for illustration purposes only and may not be an exact representation of the product.