Product Summary

Bare Cylinder Head Style, Aluminum, Natural

  • Like the other Edelbrock Cylinder heads, The Pro-Port cylinder head is also cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting.
  • Please note: This head can not be used without professional head preparation.
  • Pro-Port RAW Features Include:
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Key Specs

MFG. Part #61857
Cylinder Head StyleBare
Material TypeAluminum
FinishNatural
Combustion Chamber Volume45cc
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Need To Know

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Edelbrock 61857 Details

The Edelbrock 61857 Ford FE NHRA Pro-Port Cylinder head is designed specifically for the professional cylinder head porter and engine builder.

  • Like the other Edelbrock Cylinder heads, The Pro-Port cylinder head is also cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting.
  • Please note: This head can not be used without professional head preparation.
  • Pro-Port RAW Features Include:
    • Unported versions of Edelbrock race-winning Victor Series CNC head for the professional cylinder head porter and engine builder
    • The Pro-Port cylinder head is cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting
    • The only head designed specifically to accommodate almost any CNC port shape, size or location
    • Offers enough wall thickness for CNC machining to various port dimensions
    • In most cases seats and manganese-bronze valve guides are included
    • Some of the Edelbrock Pro-Port Raw Head Feature Our Special Hot Isostatic Pressing or HIP Process.

CARB Warning

For race/ off road use only

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Edelbrock 61857 Specifications

KEY SPECS
MFG. Part #61857
BrandEdelbrock
Cylinder Head StyleBare
Material TypeAluminum
FinishNatural
Combustion Chamber Volume45cc
GENERAL
Combustion Chamber Volume Range40cc - 49cc
CNC-Machined RunnersNo
CNC-Machined Combustion ChamberNo
Intake Valves IncludedNo
Intake Valve Angle13.00 °
Exhaust Valves IncludedNo
Valve Spring IncludedNo
Damper Spring IncludedNo
Machined for O-RingNo
Valve Seats MachinedNo
Valve Seat MaterialDuctile Iron
Valve Stem Seals IncludedNo
Valve Guides IncludedYes
Valve Guide MaterialManganese Bronze
Locks IncludedNo
Retainers IncludedNo
Guideplates IncludedNo
Rocker Arms IncludedNo
Rocker Arm Studs IncludedNo
Rocker Arm Nuts IncludedNo
Oiling StyleThrough Pushrod
Heat CrossoverNo
Steam Holes DrilledNo
Accessory Bolt Holes DrilledYes
NotesNHRA Super Stock legal. Cast with added material in the runners and chambers to allow for a wide variety of CNC porting to be performed. Valve seats and guides are included but not installed. Professional preparation will be required for these heads prior to installation.
Sold in QuantityEach
GTIN Code085347618576

Questions & Answers

Fitment

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