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CHR621N Cylinder Head for Cummins Diesel 6.7L 24V #7225 #7221 Common Rail Assembled
InfoVehicle Info Needed
PROMAXX PERFORMANCEPART NUMBER: 723-CHR621N

CHR621N Cylinder Head for Cummins Diesel 6.7L 24V #7225 #7221 Common Rail Assembled

$1,89900
Truck Freight
2 left in stock
ShippingShips on Sep 14, 2026
Lowest PriceLowest Price Guarantee

2007.5-2017 6.7L 24-Valve
Cylinder Head
  • Fits Cummins Diesel 6.7L 24-Valve - Common Rail
  • Casting Number 3977225 / 3977221
  • 2007.5-2017 Dodge Pickup
  • Assembled
  • Sold Individually

    ProMaxx CHR621N Note:

    • This cylinder head is casting specific, not model year specific. Be sure to confirm the casting number on the cylinder head you currently have to confirm fitment before ordering.

      • Brand New Replacement Diesel Cylinder Heads

      ProMaxx Performance has the answer for the epidemic of cracked cylinder heads for Cummins 4BT, 6BT, 5.9L, and 6.7 engines. Developed and designed after an OE casting for direct bolt-on replacement, ProMaxx improved on casting strength and thickness in all the crack-prone areas for durability. ProMaxx diesel heads for Cummins are available as fully machined bare casting or fully assembled.

    Part TypeCylinder Head
    Product LineProMaxx Performance Cummins Diesel Cylinder Heads
    BrandPROMAXX PERFORMANCE
    Package Height7.0
    Package Width16.5
    Package Length33.25
    Weight179.0 PG
    Part CategoryPerformance Parts
    Valve Springs IncludedYes
    Cylinder Head MaterialCast iron
    Cnc-Machined Intake RunnerNo
    Intake Valves IncludedYes
    Valve Stem Seals IncludedYes
    Exhaust Valves IncludedYes
    Locks IncludedYes
    Engine Make/SizeDodge 6.7L Cummins
    Retainers IncludedYes
    Cylinder Head StyleAssembled
    Part FitmentSemi Universal
    Cnc-Machined Exhaust RunnerNo
    Cnc-Machined Combustion ChamberNo
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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