Garage Sale

FED 5.3 L83 LT Stage 1 Cylinder Heads (set) - Porting Service - Complete (Assembled)

! WARNING: Cancer and Reproductive Harm - www.p65Warnings.ca.gov
  • Reuse Factory Intake Valves: 1.930″
  • Reuse Factory Exhaust Valves: 1.550″
  • Intake Volume: 260cc
  • Exhaust Volume: 114cc
  • Chamber: 57cc
  • Seats: Stock Iron
  • Guides: Stock Powdered Metal
  • Minimum Bore: 3.900
  • Stock Rockers. Trunnion Upgrade Kit Recommended (Sold Separately)
  • Springs: FED .660″ Dual LSX Spring Kit with Titanium Retainers

Includes:

  • Teardown
  • Wash
  • CNC Port
  • CNC Valve Job
  • FED Logo
  • Hand Blend
  • Surface 0.010″
  • Final wash and assembly
  • Pressure Test

From a heads cam Gen V 5.3 LT build to a moderate power adder street truck.  Our Stage 1 GM Gen V 5.3 port is EXACTLY what your truck needs to put the power to the ground. Contact us now if you have any questions!

Tech Specs: GM Gen V 5.3 L83 LT Porting Service

  • Reuse Factory Intake Valves: 1.930″
  • Reuse Factory Exhaust Valves: 1.550″
  • Intake Volume: 260cc
  • Exhaust Volume: 114cc
  • Chamber: 57cc
  • Seats: Stock Iron
  • Guides: Stock Powdered Metal
  • Minimum Bore: 3.900
  • Stock Rockers. Trunnion Upgrade Kit Recommended (Sold Separately)
  • Springs: FED .660″ Dual LSX Spring Kit with Titanium Retainers

Includes:

  • Teardown
  • Wash
  • CNC Port
  • CNC Valve Job
  • FED Logo
  • Hand Blend
  • Surface 0.010″
  • Final wash and assembly
  • Pressure Test

Lead Times:

  • LEAD TIMES MAY VARY.  You can drop off your heads or ship them to us. This form may be printed and shipped or emailed to sales@frankensteined.net. Frankenstein Engine Dynamics will not accept, nor work on any cylinder heads or manifolds without this form.
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