800hp LSX 427ci Supercharged Gen3 Gen4 LS1 LS2 LS3 L98
Magnuson Supercharged 427ci LS Series Chev Engine with LSX Iron Block

This is our Street/Strip Intercooled/Supercharged 427ci LSX! 800hp


For Serious Hot Rod, Tough Street, Street-Strip and High Performance Cruising.


LSX GM Performance Cast Iron Block
Callies 4.000" Forged Steel Stroker Crank
Callies 6.125" H-Beam Rods
ACL Main & Rod Bearings
Mahle Custom Coated 9.5-1 Forged Aluminum Pistons
Plasma Moly Ring Set
Mast 3-Bolt Core Custom Grind Hydraulic Roller Camshaft
LS3 Hydraulic Roller Lifters
Cloyes Roller Timing Chain Set
Mast Motorsports LS3/L92 CNC Ported Aluminum Heads
Stainless Steel Intake Valves / Inconel Exhaust Valves
Mast Nitrided Beehive Roller Springs
ARP Head Studs & Main Studs
GM/Mast Roller Rockers
Manley Chromemoly (1) Piece Pushrods
Cometic MLS Head Gaskets

Electronics/Wiring Harnesses:
Ignition Coils
Mast M90 Calibrated ECM
Main Wiring Harness
Dash Harness
MAP/IAT Harness
Transmission Harness
Fuel Pump Harness
Fan Harness
EGO Harness
GM Drive By Wire Foot Pedal
GM Starter
Magnasson 2300 TVS Supercharger
Magnasson Dead Headed Fuel Rail
Air To Water Intercooler
GM 87MM DBW Throttle Body
Custom LS2 Style 57lb Fuel Injectors
Electronic Solenoid For Boost Control
Mast 8 Layer Air Filter w/IAT Bung
Choice Of F-Body / Y-Body / Truck Oil Pan
Choice Of F-Body / Y-Body / Water Pump
Powerbond Y-Body SFI Harmonic Balancer
Ultra Heavy Duty Belt Tensioner
Complete Assembly Internally Balanced
Individually Dyno Tested & Tuned
Actual Dyno Sheet Provided
Spark Plugs w/Wire Set

Bosch EGO Sensor
Intake Air Temperature Sensor
Crankshaft Position Sensor
Camshaft Position Sensor
Oil Pressure Sensor
Oil Temperature Sensor
Engine Coolant Temperature Sensor
Engine Knock Sensor
Throttle Output Pressure Sensor
Manifold Air Pressure Sensor

We can certainly upgrade this engine

800hp LSX 427ci Supercharged Gen3 Gen4 LS1 LS2 LS3