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

Service Available for 

• FED LS1 241/853/243/799/317 Cathedral Stage 2 Cylinder Heads (set) - Porting Service - Complete (Assembled)
• FED LS1 243/799/317/241/853 Cathedral Stage 1 Cylinder Heads (set) - Porting Service - Complete (Assembled)
• FED LS3 821/823/LSA Stage 1 Cylinder Heads (set) - Porting Service - Complete (Assembled)
• FED LS3 821/823/LSA Stage 2 Cylinder Heads (set) - Porting Service - Complete (Assembled)
• FED LS7 285cc Cylinder Heads (set) - Porting Service - Complete(Assembled)
• FED LT1 6.2L 325cc Stage 1 Cylinder Heads (set) - Porting Service - Complete (Assembled)
• FED LT4 6.2L 325cc Stage 1 Cylinder Heads (set) - Porting Service - Complete (Assembled)

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

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Lead Times:

Please contact us to arrange Delivery of Heads