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Product Summary

Bare Cylinder Head Style, Aluminum, Natural

  • This is the original Edelbrock design for Fords and Mercury's
  • Measures 2-3/8" from the bottom surface to the top of the fins
  • Specifically designed to fit the 1939-1948 Ford flathead V8 engine
  • They a cast at the Edelbrock Foundry in the USA of T-6 tempered A356 aluminum
  • Features a 8.0:1 compression ratio on blocks with a 3/16" base relief (stock bore and stroke)

Key Specs

MFG. Part #1125
Cylinder Head StyleBare
Material TypeAluminum
FinishNatural
Combustion Chamber Volume65cc

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Details

For early Ford and Mercury Flathead 24-stud V8 engines, 1938-1948. Extensive R&D and modern CAD systems give these heads more power potential and greater heat control than any before! Work well on stock or modified engines. Has a 65cc chamber producing 8:1 compression with the stock bore & stroke.

  • The original Edelbrock design for Fords and Mercurys
  • Rugged, ribbed internally and externally, with a large water capacity and excellent breathing characteristics
  • Cast at the Edelbrock Foundry in the USA of T-6 tempered A356 aluminum
  • 8.0:1 compression ratio on blocks with a 3/16" base relief (stock bore and stroke)
  • Compression ratio increase is approximately 3/10 of a percent with each 1/8" stroke

NOTE: These heads should accept .410 valve lift. Edelbrock has changed the spark plug configuration for these heads recently. They now recommend Champion plug 271-RC12YC or Autolite 373-3924.

Charts

Specs

  • 2-3/8" from the bottom surface to the top of the fins
  • 1-7/8" from the bottom surface to the top (not including the fins)
  • Use with copper head gaskets

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

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, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. 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.

Specifications

KEY SPECS
MFG. Part #1125
BrandEdelbrock
Cylinder Head StyleBare
Material TypeAluminum
FinishNatural
Combustion Chamber Volume65cc
GENERAL
Combustion Chamber Volume Range60cc - 69cc
Spark Plug StyleStraight
Exhaust Port ShapeRound
NotesUses 14mm spark plugs with 3/4" reach, and flat gasket seals
Sold in QuantityPair
GTIN Code085347011254