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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 23 180cc Port

Iron Eagle 23° 180cc

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Description

An excellent street, strip, oval track, truck or marine performance upgrade. Maximum torque and throttle response from idle to 6,000 RPM. Best for 327-400 cubic inch engines. Works with most standard components.

Dart Iron Eagle 23° 180cc cylinder 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: 23° (stock)

Intake Port Volume: 180cc

Intake Valve: 2.020”

Exhaust Valve: 1.600”

Chamber Volume: 49, 64, 72cc

Plug Types: Straight or angle

Iron EAGLE 23° 180cc (Straight Plug Heads)

64cc Combustion Chambers

10120010 – Bare Head

10121111 – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

10121112 – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”


72cc Combustion Chambers

10220010 – Bare Head

10221111 – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

10221112 – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”


Iron EAGLE 23° 180cc (Angle Plug Heads)

49cc Combustion Chambers

10110010F – Bare Head


64cc Combustion Chambers

10110010 – Bare Head

10111111 – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

10111112 – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”


72cc Combustion Chambers

10210010 – Bare Head

10211111 – 1.250” Single Springs for Hydraulic Flat Tappet Cam .510”

10211112 – 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”

180 I.E. tech sheet – H06

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