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Dart Machinery, LTD. stands behind each product we manufacture 100%. Each component undergoes a detailed manufacturing process that involves the hundreds of calculated and precision steps to ensure the finest quality possible.
IronEagle 20 180cc Ports

Iron Eagle 20° 180cc

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Description

Excellent street, strip, oval track and truck or marine performance upgrade. Maximum torque and throttle response from idle to 6,000 RPM. Best for 302-351 cubic inch engines. Works with most standard components.

Dart Iron Eagle 20° 180cc heads are an affordable alternative to more expensive Aluminum heads. These 180cc heads out-perform many larger heads in a wide range of applications.

Long wearing Bronze valve guides, screw-in studs, multi-angle intake seats and hardened and radiused exhaust seats are standard. Best of all, our precision cast ports produce outstanding airflow without time consuming porting.

Assemblies include Stainless Steel valves, premium springs, locks, retainers, studs, guide plates and seals.

Heads are sold individually.

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Material: High Nickel 220 BHN Cast Iron

Valve Angle: 20° (stock)

Intake Port Volume: 180cc

Intake Valve: 1.940” or 2.020”

Exhaust Valve: 1.600”

Chamber Volume: 58cc or 62cc

Iron Eagle 20° 180cc – Iron (w/ 1.940” Intake Valve)

58cc Combustion Chambers

13300080 – Bare Head

13301181 – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

13301182 – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”


62cc Combustion Chambers

13310080 – Bare Head

13311181 – 1.250” Single Springs for Hydraulic Flat Tappet Cam .520”

13311182 – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”


Iron Eagle 20° 180cc – Iron (w/ 2.020” Intake Valve)

58cc Combustion Chambers

13300010 – Bare Head

13301111 – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

13301112 – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”


62cc Combustion Chambers

13310010 – Bare Head

13311111 – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

13311112 – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”

IE 180 Ford Tech Sheet – H27

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