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QUALITY STRENGTH PERFORMANCE SINCE 1981<br />
QUICK INFO >>><br />
308cc - Street and marine performance, mild bracket<br />
racing. Under 7,000 RPM, under 500 cubic inches excellent<br />
mid-range torque and power, good for heavier<br />
vehicles.<br />
345cc - Maximum street or marine performance, bracket<br />
racing, heads up and super classes. Over 7,000 RPM,<br />
540+ cubic inches.<br />
Dart Iron Eagle 24° heads are an affordable alternative<br />
to more expensive Aluminum heads.<br />
High velocity runners produce incredible<br />
torque and power.<br />
Long wearing Bronze valve guides, screw-in<br />
studs, multi-angle intake seats and hardened<br />
and radiused exhaust seats are standard.<br />
Best of all, our precision cast ports produce<br />
outstanding airflow without time consuming<br />
porting.<br />
Assemblies include Stainless Steel valves,<br />
premium springs, locks, retainers, guide plates<br />
and seals.<br />
Heads are sold individually.<br />
IRON EAGLE 24° 308cc - IRON<br />
IRON EAGLE 24° 345cc - IRON<br />
24°<br />
308/345cc<br />
Head part kits - see pages 118.<br />
Uses +.250” long intake valves.<br />
PART NO. CONFIGURATION FOR USE MAX. LIFT<br />
15100010 Bare Head<br />
15100111 1.550” Single Springs for Hydraulic Flat Tappet Cam .660”<br />
15100112 1.550” Dual Springs for Solid Roller .700”<br />
15100116 1.625” Dual Springs for Solid Roller Cam .850”<br />
IRON EAGLE 24° 308cc - Iron (Marine w/ Inconel Valves)<br />
PART NO. CONFIGURATION FOR USE MAX. LIFT<br />
15100112M 1.550” Dual Springs for Hydraulic Roller .700”<br />
PART NO. CONFIGURATION FOR USE MAX. LIFT<br />
15200030 Bare Head<br />
15200132 1.550” Dual Springs for Solid Roller .700”<br />
15200136 1.625” Dual Springs for Solid Roller Cam .850”<br />
IRON EAGLE 24° 345cc - Iron (Marine w/ Inconel Valves)<br />
PART NO. CONFIGURATION FOR USE MAX. LIFT<br />
15200132M 1.550” Dual Springs for Hydraulic Roller .700”<br />
BIG BLOCK CHEVY<br />
CAST IRON CYLINDER HEADS<br />
RECOMMENDED MANIFOLDS<br />
FOR 9.800” DECK BLOCKS<br />
41114000 Single Plane 4150<br />
41124000 Single Plane 4500<br />
FOR 10.200” DECK BLOCKS<br />
41115000 Single Plane 4150<br />
41125000 Single Plane 4500<br />
IRON EAGLE 24° 308/345cc SPECS<br />
Material: High Nickel 220<br />
BHN Cast Iron<br />
Valve Angle: 24°<br />
Intake Port Volume: 308/345cc<br />
Intake Valve: 2.250”/2.300”<br />
Exhaust Valve: 1.880”<br />
Chamber Volume: 121cc<br />
Intake Port Shape: Rectangle<br />
Exhaust Port Location: .300” raised<br />
308cc FLOW @ 28” WATER<br />
LIFT INTAKE EXHAUST<br />
.200” 157 136<br />
.300” 232 175<br />
.400” 291 210<br />
.500” 325 233<br />
.600” 347 249<br />
.700” 359 258<br />
.800” 363 266<br />
345cc FLOW @ 28” WATER<br />
LIFT INTAKE EXHAUST<br />
.200” 158 136<br />
.300” 228 175<br />
.400” 289 210<br />
.500” 327 233<br />
.600” 358 249<br />
.700” 378 258<br />
.800” 390 266<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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