Garage Sale

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

$1,499.98

! 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:

  • Core Provided: 7-12 business days from the time your head gets to our facility. 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.
  • Core Not Provided: Sold Separately. Same day shipping is determined by availability. If not in stock, lead time is typically 7-12 business days.
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