Frankenstein Engine Dynamics LS7 Head-Set (285cc Ported Complete)


Price includes Core. After receiving the product ship back your core to receive partial refund of $1,500.

2 in stock

We start by doing what the factory should have done. We replace the standard powdered metal guides with a CHE bronze valve guide throughout the head, not just the exhaust side. Our GM LS7 port is what you NEED for your 06-13 Z06 or 14-15 Z28 (or LS swap).  Contact us now if you have any questions!

Tech Specs: GM LS7:

  • Reuse Del-West Titanium Intake Valves: 2.205″
    • *NOTE – Must Re-Install Lash Caps!
  • Manley Stainless Exhaust Valves: 1.615″
  • Intake Volume: 285cc
  • Exhaust Volume: 90cc
  • Chamber: 71cc
  • Seats: Stock Iron
  • Guides: CHE Bronze Valve Guides
  • Minimum Bore: 4.125
  • Intake Manifold Recommendation: FED Billet Low Pro
  • Springs: FED .660″ Dual LSX Spring Kit with Titanium Retainers
  • Intake Peak Flow: 399
  • Exhaust Peak Flow: 268
  • Recommended Alternative for Performance: FED F710 or F715

Also Includes:

  • Teardown/Clean/Inspect
  • Remove and Replace Guides
  • Size Valve Guides
  • 5-Axis CNC Porting – Intake/Exhaust/Chambers
  • Precision CNC Valve Job
  • Ends Machined
  • Hand Blending
  • Surfacing
  • Final wash and Assembly
  • Pressure Tested
  • Quality Control at Every Stage

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