Description

The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. These heads utilize ultra-smooth A356-T6 aluminium castings, new as-cast runner and chamber designs produce excellent flow numbers. This combined with a 5-angle competition valve job, diamond-honed bronze guides, hand bowl blending and professional assembly help to outperform some of the best brands in the business.

The Aeroflow Performance big block Chevy cylinder heads are designed for street / race performance engines to give the ultimate in flow at a competitive price. These heads flow 356cfm! Best suited for high revving 454, or 502ci up Big Blocks. Made from A356 aluminium castings, these oval port 290cc cylinder heads are ideal for operating in the idle to 6750 rpm range.

Specifications

Head Specifications

Material:  A356 Aluminium
Chamber :  112cc
Intake Port Volume:  290cc
Intake Port Dimension:  2.01" x 1.75"
Exhaust Port Volume:  123cc
Exhaust Port Dimension:  1.75" H x 2.00" W
Exhaust Port Location:  Raised .375"
Spark Plug Location:  OE Stock.
Intake Valve Diameter:  2.25"
Exhaust Valve Diameter:  1.88"
Valve Stem Diameter:  11/32"
Valve Spring Pocket I.D.:  1.735"
Valve Guide Material:  Manganese Bronze
Valve Guide O.D.:  .530" (.570" at base)
Rocker Stud Thread Size:  7/16" x 20
Valve Angle: ¬†24¬? Intake / 15¬?Exhaust
Deck Thickness:  .750"

Compatibility

  • Big Block Chev 396-454

The Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. These heads utilize ultra-smooth A356-T6 aluminium castings, new as-cast runner and chamber designs produce excellent flow numbers. This combined with a 5-angle competition valve job, diamond-honed bronze guides, hand bowl blending and professional assembly help to outperform some of the best brands in the business.

The Aeroflow Performance big block Chevy cylinder heads are designed for street / race performance engines to give the ultimate in flow at a competitive price. These heads flow 356cfm! Best suited for high revving 454, or 502ci up Big Blocks. Made from A356 aluminium castings, these oval port 290cc cylinder heads are ideal for operating in the idle to 6750 rpm range.

Head Specifications

Material:  A356 Aluminium
Chamber :  112cc
Intake Port Volume:  290cc
Intake Port Dimension:  2.01" x 1.75"
Exhaust Port Volume:  123cc
Exhaust Port Dimension:  1.75" H x 2.00" W
Exhaust Port Location:  Raised .375"
Spark Plug Location:  OE Stock.
Intake Valve Diameter:  2.25"
Exhaust Valve Diameter:  1.88"
Valve Stem Diameter:  11/32"
Valve Spring Pocket I.D.:  1.735"
Valve Guide Material:  Manganese Bronze
Valve Guide O.D.:  .530" (.570" at base)
Rocker Stud Thread Size:  7/16" x 20
Valve Angle: ¬†24¬? Intake / 15¬?Exhaust
Deck Thickness:  .750"
  • Big Block Chev 396-454

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