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Assembled Frankenstein Engine Dynamics LS7 Ported Cylinder Head Performance Package

Price range: $92.06 through $92.08

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Description

core charge is $1500- fully or partially refunded once cores are received and deemed good/usable/rebuildable GM stock ls7 cores WITH titanium intake valves  

 

 

FED  specializes in high performance cylinder head porting for racing engine applications. OEM and Aftermarket heads enter FED’s advanced manufacturing processes proven to generate the most efficient power in every application. We take great pride in our work and our attention to detail is unmatched in this industry. With over 100 years of combined team experience we know how to Win! FED’s Porting Process Includes:

  • Teardown/Clean/Inspect
  • FED’s exclusive high performance porting programs via 5-Axis CNC – Intake/Exhaust/Chambers (Some Chambers Don’t Apply)
  • Pressure Tested for Leak Detection
  • Precision Newen CNC Valve Job, which ensures near zero runout
  • All Cylinder Head Sealing Surfaces Including Ends are PCD Machined, Making Sure all Surfaces are True
  • Meticulous Hand Blending and Deburr
  • PCD Surfacing Optimal For Modern MLS Head Gaskets
  • Final Wash and Assembly
  • Extreme Attention to Detail and Quality Control at Every Stage

Lead Times:

  • LEAD TIMES MAY VARY.  WE TYPICALLY HAVE THEM ON THE SHELF! 

Core Charge- Refunded (or partially refunded) once cores are recieved, inspected and deemed usable by F.E.D.  on occaison, new valves are required.

Description Specification Part Number
Min. Bore Dia. 4.125″
Intake Port Volume 285cc
Exhaust Port Volume 90cc
Combustion Chamber Volume 63.5cc
Intake Valves Reuse Del-West Titanium Intake Valves 2.205″
Exhaust Valves FED Custom Stainless Exhaust Valve GM LS7 HR S1 – 1.614 x 5.220 OAL x .3135 stem x .290 tip 914025
Valve Springs .700 Dual Valve Spring by PAC 914005
Retainers FED Ti-64 Retainer – LS Dual Spring 914040
Valve Locks GM Valve Lock 916051
Valve Seals Viton High Heat Seal  VS805 .311/.500/8mm SPRVS805USS
Guides CHE Bronze GM LS7 Valve Guide – Intake and Exhaust – .500 x .314 x 2.260 VG500314226E7BCHE
Rocker Stands Stock Rockers. (Trunnion Upgrade Kit Recommended, sold separately)

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Additional information

Core Charge

Yes- I have Cores- Please Refund me once you recieve My usable LS7 core heads, NO- I do not have Usable Cores

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