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Milodon Mechanical Water Pumps 16225 Pump, Mechanical, High-Volume, Long, 1969-1986, Chevy Big Block Mk IV, 396/427/454, Steel, Natural, Each

SKU: MIL16225

Water Pumps, Mechanical

Milodon Mechanical Water Pumps 16225 Pump, Mechanical, High-Volume, Long, 1969-1986, Chevy Big Block Mk IV, 396/427/454, Steel, Natural, Each

SKU: MIL16225

Water Pumps, Mechanical
A$701.31
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

• Milodon’s exclusive high efficiency impeller design is installed into new GMB castings using heavy-duty bearings and large-diameter shafts. It is the impeller that makes the pump work so much better than a standard, stock design water pump.
• Milodon water pumps are available in high-volume (steel or aluminum) and standard-volume versions Pumps are direct factory replacements with OEM hose connections and bosses.
• These high-volume pumps have a balanced distribution design (equal flow to both sides of the engine block) and a high-efficiency impeller that increases coolant flow up to 30 percent over stock.
• These features increase coolant pressure in the block to prevent hot spots and air pockets and improve coolant flow in the radiator.
• A high-flow thermostat is recommended when using a high-volume pump.

Part Type

BB Chevy Long Water Pump

Data: v4.2 - Upd: 2026-10-21 14:06:59

Specifications

Product Attributes - Brand
Milodon
Product Attributes - Manufacturer's Part Number
16225
Product Attributes - Part Type
Water Pumps, Mechanical
Product Attributes - Product Line
Milodon Mechanical Water Pumps
Product Attributes - UPC
806621162253
Product Attributes - Pump Flow
High-volume
Product Attributes - Water Pump Rotation
Clockwise
Product Attributes - Pilot Diameter (in.)
0.625 in.
Product Attributes - Pump Material
Steel
Product Attributes - Pump Color
Natural
Product Attributes - Water Pump Style
Long
Product Attributes - Water Pump Inlet Diameter (in.)
1.88
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
7.313 in. water pump length. The dimensions in the image do not account for any gaskets or the backing plate.
Product Attributes - Special Attention
This Milodon water pump uses a new GMB casting that feature a high-volume Milodon impeller, heavy-duty bearings, and shafts. See Charts and Guides tab for additional information.

Reference Information

Brand Name/s Milodon
StreetFX SKU mil16225
SFX Item ID 5056664
Supplier Item Code 5056664
Manufacturer SKU 16225
Manufacturer UPC 806621162253

Compatibility

Application Data
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10
    SubmodelBIG TEN
    Beginning Year1978
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10
    SubmodelCHEYENNE
    Beginning Year1975
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10
    SubmodelCUSTOM DELUXE
    Beginning Year1975
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10 PICKUP
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10
    SubmodelSCOTTSDALE
    Beginning Year1975
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10
    SubmodelSILVERADO
    Beginning Year1975
    Ending Year1977
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10
    SubmodelSILVERADO
    Beginning Year1979
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10 SUBURBAN
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10 SUBURBAN
    SubmodelCUSTOM DELUXE
    Beginning Year1975
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10 SUBURBAN
    SubmodelSCOTTSDALE
    Beginning Year1975
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10 SUBURBAN
    SubmodelSILVERADO
    Beginning Year1975
    Ending Year1977
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC10 SUBURBAN
    SubmodelSILVERADO
    Beginning Year1979
    Ending Year1979
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelCHEYENNE
    Beginning Year1975
    Ending Year1980
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelCUSTOM
    Beginning Year1981
    Ending Year1986
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelCUSTOM DELUXE
    Beginning Year1975
    Ending Year1980
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelDELUXE
    Beginning Year1981
    Ending Year1981
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20 PICKUP
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelSCOTTSDALE
    Beginning Year1975
    Ending Year1980
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelSCOTTSDALE
    Beginning Year1982
    Ending Year1982
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelSCOTTSDALE
    Beginning Year1984
    Ending Year1986
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelSILVERADO
    Beginning Year1975
    Ending Year1977
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelSILVERADO
    Beginning Year1979
    Ending Year1980
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20
    SubmodelSILVERADO
    Beginning Year1982
    Ending Year1986
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20 SUBURBAN
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • Water Pump FitmentSearch by engine
    MakeCHEVROLET
    ModelC20 SUBURBAN
    SubmodelCUSTOM
    Beginning Year1981
    Ending Year1986
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454

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