427CI LS Stroker Crate Engine | GM LS Style | Longblock | Aluminum Heads | Roller Cam | Late Model Upgrade

• HP & Torque: 625 HP / 550 FT LBS
  Compression Ratio: 11:1
  Aluminum Heads
  Hydraulic Roller Cam
  Forged Crank
  Forged Pistons

BLOCK:

• OEM Block Machined in the USA!
  6-Bolt Main
  4.060" Bored to 4.069
  1-Piece Rear Main Seal

ROTATING ASSEMBLY:

• New Forged Crankshaft
  4.125" stroke
  Forged 6.125" connecting Rods
  Forged Pistons
  Internal

CYLINDER HEADS:

• BluePrint Aluminum Cylinder Heads -PS8015
  72cc chamber
  2.165" intake/1.600" exhaust valves
  259cc intake/102cc exhaust runners

CAM SPECS:

• Cam Type: Roller
  .624 intake .624 exhaust lift
  239 intake 255 exhaust duration
  @ .050, 114 degree lobe sep.

IGNITION TIMING:

• ECM Controlled (not included - customer must reprogram)

ALSO INCLUDES:

• Timing cover
  LS3 Intake manifold