LS3 376 550HP EFI

Starting at $13,395

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Our complete GM LS376 550HP crate engine package dyno tested ready for installation. This build features the aluminum LS-Series Get IV 6 bolt block and GM performance drive by wire controller kit. Comes ready to install with the Muscle Car oil pan. We can also assist you in picking out the correct motor mount and header combo that will fit your hot rod. If you are in need of a serpentine pulley kit complete with components or a transmission we can assist you with that as well.

  • Fully Machined LS3 aluminum Block
  • Eagle 4140 steel 3.620” stroke crankshaft 58X
  • Eagle FSI I-Beam Rods 6.125”
  • Performance Forged Pistons (Mahle, Icon, DSS, or JE)
  • Complete Assembly Internally Balanced
  • Performance rings hand filed to match application
  • Comp Cams Custom Ground Hydraulic Roller Camshaft
  • Hydraulic Roller Lifters
  • LPC Performance Timing chain set 4X
  • Melling Oil pump
  • LS3/L92 Rectangle Port Aluminum Performance Cylinder Heads
  • 2.165 Pro Series Intake Valves
  • 1.590 Pro Series Exhaust Valves
  • 1.295” Dual Performance Valve Springs
  • 7 Degree Valve Retainers And Locks
  • Rocker Arms With Upgraded Trunnion
  • Manley Chrome Moly Pushrods
  • Main bolts
  • ARP Head bolts
  • Aluminum Timing And Rear Cover
  • Aluminum Valley Tray
  • Aluminum Valve Covers
  • Corvette style Harmonic Balancer
  • Water Pump
  • Cable Driven Throttle Body
  • Oil And Filter
  • Spark Plugs
  • MSD Coil Packs
  • Calibrated ECM
  • Main ECM Engine Wiring Harness
  • Coil Pack Harness
  • Fuel Injector Harness
  • 8MM Plug Wires
  • Wide Band O2 Sensors
  • Intake Air Temperature Sensor
  • Crankshaft Position Sensor
  • Camshaft Position Sensor
  • Engine Coolant Temperature Sensor
  • Engine Knock Sensor
  • Manifold Air Pressure Sensor
  • Fuel Injectors
  • Engine will be Dyno tested and tuned for optimum performance
  • 2 Year Unlimited Miles Warranty Fuel Injected Version


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Pulley Systems

LS Alt Only Pulley Kit

LS Alt Only Pulley Kit

This system includes the following items:

  • Chrome 140 Amp Alternator
  • Polished Alternator Pulley
  • Polished Crankshaft Pulley
  • Polished Water Pump Pulley
  • Polished Aluminum Brackets With Fan & Nose Cover
  • 8 Rib Serpentine Belt
  • Installed on your engine

Add $975

LS Alt/PS Pulley Kit

LS Alt/PS Pulley Kit

This system includes the following items:

  • Chrome 140 Amp Alternator
  • GM Type 2 Power Steering Pump With Reservoir
  • Polished Alternator Pulley
  • Polished Crankshaft Pulley
  • Polished Water Pump Pulley
  • Polished Aluminum Brackets With Fan & Nose Cover
  • Polished Idler Pulley
  • Spring Loaded Belt Tensioner
  • 8 Rib Serpentine Belt
  • Installed On Your Engine

Add $1,875

LS Alt/PS And AC Pulley Kit

LS Alt/PS And AC Pulley Kit

This system includes the following items:

  • Chrome Plated 140 Amp Alternator
  • GM Type 2 Power Steering Pump With Reservoir
  • Chrome Plated AC Compressor
  • Polished Alternator Pulley
  • Polished Crankshaft Pulley
  • Polished Water Pump Pulley
  • Polished Aluminum Brackets With Fan & Nose Cover
  • Spring Loaded Belt Tensioner
  • 8 Rib Serpentine Belt
  • Installed on your engine

Add $2,300


LS Conversion Install Package

LS Conversion Install Package: (Basic)

LS Conversion Install Package: (Basic)

So you're ready to swap in a super lightweight engine that will require no maintenance, yet cranks out unbelievable horsepower and torque. This install package we created will help you get it installed into your classic truck or car with minimal headaches.

This system includes the following items:

  • Adjustable LS Conversion Engine Mounts
  • Prothane Motor Mounts
  • Ceramic Coated Headers
  • Automatic Flexplate
  • LS Series Crankshaft Hub Adapter TH400/TH350/700R4
  • Crankshaft Bolts
  • GM Performance Starter
  • Starter Bolt Kit
  • Bellhousing Bolts TH400/TH350/700R4

Add $1,550


Parts

BeCool Radiator

BeCool Radiator

This system includes the following items:

Add Starting @ $1,399

Fuel Tank with Electric Pump

Fuel Tank with Electric Pump

This system includes the following items:

Add Starting @ $550


Transmission

LS 4L80E Transmission Package

LS 4L80E Transmission Package

This system includes the following items:

Add $4,200

LS TKx Transmission Package

LS TKx Transmission Package

This system includes the following items:

Add Starting @ $5,400


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