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M156 CNC Ported Heads

Original price $4,999.99 - Original price $4,999.99
Original price
$4,999.99
$4,999.99 - $4,999.99
Current price $4,999.99

Description

Precision 5-Axis machined and fully blue-printed for extreme duty and highest power potential for your M156, our CNC Ported Heads are a must have when building your M156 equipped AMG. The team at Premier Tuning Group completes a full overhaul of your M156 head to transform it to 400+ CFM flow.

Our engine build team goes the extra mile to give you not only a reliable head rebuild but also a completely reshaped port to perform both naturally aspirated and forced induction. The scrutinizing process includes, full disassembly, CNC porting, 5 angle valve job, high pressure cleaning, clean decking, new OEM valve seals, full check of springs and valves, valve height measurement, chamber CC check, and final assembly.

Benefits Include:

  • 400+ CFM Flow @ .550" Lift w/ 2.0" Exhaust Pipe
  • 5-Axis CNC Ported Intake & Exhaust Ports
  • Five Angle Valve Job
  • Full Health Check of Head
  • High Pressure Cleaned
  • Clean Decked for Perfect Straightness
  • New OEM Valve Seals

This product requires a core exchange. Please contact us at Info@premiertuninggroup.com for assistance. Based on varying degrees of core quality, some heads require new valves, springs, locks, or additional components at an additional cost.

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