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MTM117-452 - Mast Motorsports Upgraded LSX 427 Black Label Whipple 2.9 Supercharged (900hp), NO ECM or Harness

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

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Pricing: $29,495.00

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Type: X-Block 7.0L SC 2.9L
Displacement: 427 Cubic Inches
Compression Ratio: 9.5:1
Bore x Stroke: 4.125 x 4.000
Rev Limit: 7000 RPM
Crank: Callies Forged
Rods: Callies H-Beam
Pistons: Mahle Motorsports 2168 Alloy
Cam: Mast Custom 3-Bolt Core Cam
Heads: Mast Black Label LS3
Intake: Intercooled Supercharger with upgraded Jackshaft
Valve Springs: Mast Dual

Engine Specifications

Plateau Honed to 4.125”
True Surfaced Deck
Engine Block Deburred
Blueprinted Shortblock
Clevite Rod and Crank Bearings
Callies 4.000” Stroked Crankshaft
Callies Forged H-Beam Connecting Rods
Custom Mahle Motorsports Pistons
Mast Black Label LS3 Heads
Stainless Intake Valve
Inconel Exhaust Valve
ARP Head Bolts
ARP Main Studs
Cometic Head Gaskets
Mast 3-Bolt Core Hydraulic Roller Cam
LS3 Hydraulic Roller Lifters
Mast Black Label Pushrods
Mast Dual Valve Springs
Dash Harness
MAP/IAT Harness
Trans Harness
EGO Harness
Bosch EGO Sensor
Fuel Pump Harness
Fan Harness
Whipple 2.9L Supercharger
GM 90mm DBW Throttle Body
Custom LS7 Style 62lb/hr Fuel Injectors
Dual Nipple Boost Bypass Diaphragm
Electronic Solenoid for Boost Control
Ultra Heavy Duty Belt Tensioner
Mast 8 Layer Air Filter with IAT Bung
Intake Air Temperature Sensor
Crankshaft Position Sensor
Camshaft Position Sensor
Oil Pressure Sensor
Oil Temperature Sensor
Engine Coolant Temperature
Engine Knock Sensors
Throttle Outlet Pressure Sensor
Manifold Air Pressure Sensor
Ignition Coils
Spark Plugs
Plug Wires
GM Foot Pedal
GM Starter
GM Oil Filter
Break In Engine Oil
Engine Break in Oil Additive
Powerbond SFI Approved Y-Body Damper
Customers Choice of Oil Pan

Application List


Shipping Information

  • Item Requires Shipping
  • 500.0 lbs.
  • W36.0000” x H48.0000” x L40.0000”
  • Free Shipping!
  • This item will require a special quote for shipping charges.
  • FREE 48 State Shipping

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