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CHAMPIONSHIP ENGINE COMPONENTS<br />
MADE IN THE USA<br />
SHORT BLOCKS TOP KITS BLOCKS HEADS MANIFOLDS CRANKSHAFT ACCESS SBC LS BBC SBF HON COATINGS BILLET<br />
QUICK INFO >>><br />
Maximum performance, bracket racing, heads<br />
up and super classes. Over 7,500 RPM, 500+<br />
cubic inches, great head for maximum effort<br />
competition or bracket cars.<br />
<strong>Dart</strong>’s legendary Iron Eagle cylinder heads<br />
are now available with a full CNC porting<br />
treatment. Every intake port, every exhaust<br />
port and every combustion chamber<br />
are fully CNC machined on <strong>Dart</strong>’s computerized<br />
5-axis CNC machining centers.<br />
The new Iron Eagle CNC cylinder head has<br />
330cc runners and 126cc chambers with<br />
2.30” intake and 1.88” exhaust valves, providing<br />
the power and consistency of ported<br />
heads in a rugged and affordable Cast Iron<br />
package. They are ideal for heavier cars or<br />
boats where weight is not a primary concern,<br />
and for racing classes which mandate<br />
Iron heads.<br />
Assemblies include Stainless Steel valves,<br />
premium springs, locks, retainers, guide<br />
plates and seals.<br />
Heads are sold individually.<br />
IRON EAGLE 24° 330cc CNC - IRON<br />
IRON EAGLE 24° 365cc CNC - IRON<br />
24°<br />
330/365cc365cc<br />
CNC<br />
PART NO. CONFIGURATION FOR USE MAX. LIFT<br />
15370030 Bare Head<br />
15372131 1.550” Single Springs for Hydraulic Flat Tappet Cam .660”<br />
15372132 1.550” Dual Springs for Solid Roller .700”<br />
15372136 1.625” Dual Springs for Solid Roller Cam .850”<br />
PART NO. CONFIGURATION FOR USE MAX. LIFT<br />
15872080 Bare Head<br />
15872186 1.625” Dual Springs for Solid Roller Cam .850”<br />
15872189 1.650” Triple Springs for Solid Roller Cam .900”<br />
BIG BLOCK CHEVY<br />
CAST IRON CYLINDER HEADS<br />
Head part kits - see pages 118.<br />
Uses +.250” long intake valves.<br />
IRON EAGLE 24° 330cc CNC SPECS<br />
Material: High Nickel 220<br />
BHN Cast Iron<br />
Valve Angle: 24°<br />
Intake Port Volume: 330cc CNC<br />
Intake Valve: 2.300”<br />
Exhaust Valve: 1.880”<br />
Chamber Volume: 126cc<br />
Intake Port Shape: Rectangle<br />
Exhaust Port Location: .300” raised<br />
IRON EAGLE 24° 365cc CNC SPECS<br />
Material: High Nickel 220<br />
BHN Cast Iron<br />
Valve Angle: 24°<br />
Intake Port Volume: 365cc CNC<br />
Intake Valve: 2.350”<br />
Exhaust Valve: 1.850”<br />
Chamber Volume: 126cc<br />
Intake Port Shape: Rectangle<br />
Exhaust Port Location: .300” raised<br />
FLOW DATA @ 28” WATER<br />
330cc 330cc 365cc 365cc<br />
LIFT INTAKE EXHAUST INTAKE EXHAUST<br />
.200” 169 136 171 132<br />
.300” 236 181 248 171<br />
.400” 297 218 310 240<br />
.500” 343 248 362 273<br />
.600” 367 271 405 290<br />
.700” 384 294 414 300<br />
.800” 394 308 428 307<br />
Not intended for sale or use with pollution controlled vehicles.<br />
74<br />
248.362.1188 / DARTHEADS.COM Connect with us socially, search: DART MACHINERY
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