*Engine Shown With Optional Upgrades

LS 427CI Supercharged Airboat Performance Engine

Supercharged 427CI 820HP Airboat Engine

$35,695.00

Fully dressed 2650 Kong supercharged 427CI 820+HP LSA style crate engine. We will custom paint the engine block, oil pan, timing cover, water pump, and valley pan to the color of your choice at no additional cost. We also include the Concept One Performance alternator serpentine pulley system to make this a fully dressed drop-in ready unit.

Engine Build Specifications:

LS 427CI 820HP Supercharged Airboat Engine Manufactured In Melbourne, FL:
Fully Machined Dart SHP LS Next Iron Block
4340 forged steel 4.00” stroke crankshaft (Eagle, or Scat)
Forged Connecting Rods 6.125” (Eagle, Scat, or LPC)
Performance Forged Pistons (Mahle, Icon, DSS, or JE)
Complete Assembly Internally Balanced
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
Roller Rocker Arms
Chrome Moly Pushrods
Main bolts (Dart/ARP)
Head studs (ARP/Dart)
Aluminum Timing And Rear Cover
Aluminum Valley Tray
Stroker Oil Pan
Wegner Performance Coil Cover Valve Covers W/-12AN Fittings
SFI Harmonic Balancer
Water Pump
2650 Kong Supercharger
Black Anodized Supercharger Lid
DBW Throttle body
Oil And Filter
LS3 STyle Coil Packs
Calibrated ECU (Holley Terminator X Max)
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 warranty

Additional Items:

Concept One Supercharger Performance Pulley Kit
Black anodized finish pulleys and brackets
165 Amp black alternator
Belt and hardware
K&N Universal Performance Air Filter
Front Y-Block With Fuel Hose
Universal Bypass Regulator
Rear Fuel Hose
Fuel Pressure Sending Unit
Oil Pressure Send Unit
Mic Wire Extensions
Starter