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89-98 3.9L 4BT Cummins Promaxx Replacement Cylinder Head

Fits: 1989-1998  3.9L 4BT Cummins

This ProMaxx Replacement Cylinder Head is a direct-Fit replacement for the damaged or cracked cylinder head in your 3.9L 4BT powered vehicle. This cylinder head is a new casting and comes ready to put in truck with all new valves, valve seals, springs, retainers and locks. 


  • New Casting
  • No Core charge
  • Complete Cylinder Head
  • Improved Casting In " Problem Areas"

ProMaxx: CHR418N

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