M159 CNC Ported Heads

Precision 5-Axis machined and fully blue-printed for extreme duty and highest power potential for your M159, our CNC Ported Heads are a must have when building your M159 equipped AMG. The team at Premier Tuning Group completes a full overhaul of your M159 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.