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LS 441CI Airboat Engine 700HP

Original price was: $22,995.00.Current price is: $22,245.00.

Chevy LS Based 441CI stroker with 700HP and 620TQ performance aluminum head engine combination was designed for maximum performance on pump gas. Typical power range is 680HP @ 5400 rpm and 620TQ @ 4450 rpm. All engines can be custom painted to match your airboat at your request.

Engine Build Specifications:

  • Custom Built LS 441CI 700HP Airboat Crate Engine Built In Melbourne, FL:
  • Fully Machined Aftermarket LS Aluminum 4 Bolt Main Block (PFU)
  • Forged Steel 4.125” stroker crankshaft (Eagle, Scat, or LPC)
  • Forged Connecting Rods 6.125” (Eagle, Scat, or LPC)
  • Performance Forged Pistons (Mahle, Icon, DSS, or JE)
  • Complete Assembly Balanced (Internally)
  • Custom Ground Hydraulic Roller Camshaft
  • Hydraulic Roller lifters
  • Timing chain set
  • 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
  • Performance Roller Rocker Arms
  • Chrome Moly Pushrods
  • Main bolts
  • ARP Head bolts
  • Aluminum Timing And Rear CoverAluminum Valley Tray
  • Stroker Oil Pan
  • Aluminum Valve Covers W/-12AN Fittings
  • Harmonic Balancer
  • Water Pump
  • Fabricated Aluminum Intake Manifold (Black, or Shinny)
  • Cable Driven Throttle Body (102mm) (Black, or Shinny)
  • Oil And Filter
  • LS3 Style Coil Packs
  • Calibrated ECU (Holley Terminator X)
  • Main ECM Engine Wiring Harness
  • Coil Pack Harness
  • Fuel Injector Harness
  • 8MM Plug Wires
  • Wide Ban O2 Sensor
  • Intake Air Temperature Sensor
  • Crankshaft Position Sensor
  • Camshaft Position Sensor
  • Engine Coolant Temperature Sensor
  • Manifold Air Pressure Sensor
  • Spark plugs
  • Fuel Injectors
  • Engines are photo documented during the building process
  • 1 Year 200 hour marine/airboat warrantyAdditional Items:

Additional Items Included:

  • Water Pump Pulley
  • Alternator Pulley
  • Alternator Bracket
  • 140 Amp One Wire Alternator
  • A Serpentine Belt To Match Application
  • K&N Universal Performance Air Filter
  • Universal Bypass Regulator
  • Rear Fuel Hose
  • Fuel Pressure Sending Unit
  • Oil Pressure Send Unit
  • Starter
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