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QUALITY STRENGTH PERFORMANCE SINCE 1981<br />

QUICK INFO >>><br />

Serious street performance, mild bracket racing and<br />

oval track. Maximum torque and throttle response from<br />

idle to 6,800 RPM. Best for 347-427 cubic inch engines.<br />

Works with most standard components.<br />

Made from premium Cast Iron and precision<br />

machined on our digital CNC machining centers,<br />

Iron Eagle's are ready to go right out of the box.<br />

Intake runners feature streamlined valve guide<br />

bosses for improved airflow.<br />

Standard valve angle and spacing is retained for<br />

bolt on compatibility. Manganese Bronze valve<br />

guides are used for long life, and hardened valve<br />

seats provide durability with unleaded fuels.<br />

Assemblies include Stainless Steel valves,<br />

premium springs, locks, retainers, studs, guide<br />

plates and seals.<br />

Heads are sold individually.<br />

20°<br />

200cc<br />

IRON EAGLE 20° 200cc - IRON (w/ 2.020” Intake Valve)<br />

SMALL BLOCK FORD<br />

CAST IRON CYLINDER HEADS<br />

58cc COMBUSTION CHAMBERS<br />

PART NO. CONFIGURATION FOR USE MAX. LIFT<br />

13400010 Bare Head<br />

13401112 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”<br />

13401113 1.550” Dual Springs for Solid Roller Cam .700”<br />

62cc COMBUSTION CHAMBERS<br />

PART NO. CONFIGURATION FOR USE MAX. LIFT<br />

13410010 Bare Head<br />

13411112 1.437” Dual Springs for Hydraulic Roller or Solid Flat Tappet Cam .620”<br />

13411113 1.550” Dual Springs for Solid Roller Cam .700”<br />

Head parts kit - see page 118.<br />

Uses 3/8” screw-in rocker studs.<br />

7/16” upgrade available<br />

Assemblies with 1.550” valve spring<br />

use +.100” long valves.<br />

IRON EAGLE 20° 200cc SPECS<br />

Material: High Nickel 220<br />

BHN Cast Iron<br />

Valve Angle:<br />

20° (stock)<br />

Intake Port Volume: 200cc<br />

Intake Valve: 2.020”<br />

Exhaust Valve: 1.600”<br />

Chamber Volume: 58 or 62cc<br />

FLOW DATA @ 28” WATER<br />

LIFT INTAKE EXHAUST<br />

.200” 154 112<br />

.300” 208 139<br />

.400” 254 152<br />

.500” 271 159<br />

.600” 274 161<br />

.700” 276 163<br />

SHORT BLOCKS TOP KITS BLOCKS HEADS MANIFOLDS CRANKSHAFT ACCESS SBC LS BBC SBF HON COATINGS BILLET<br />

Not intended for sale or use with pollution controlled vehicles.<br />

248.362.1188 / DARTHEADS.COM Connect with us socially, search: DART MACHINERY<br />

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