Dart Iron Eagle Pro Cylinder Heads 10021070S Head, Eagle, Bare, 72cc Chamber, 170cc Intake Runner, Chevy, 1987-95 305/350, Each
Dart Iron Eagle Pro Cylinder Heads 10021070S Head, Eagle, Bare, 72cc Chamber, 170cc Intake Runner, Chevy, 1987-95 305/350, Each
Description
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Data: v2 - Desc: v4.2 - Upd: 2026-11-07 19:42:03
Features
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Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Dart |
| StreetFX SKU | drt10021070S |
| SFX Item ID | 5088945 |
| Accounting SKU | drt-10021070S |
| Manufacturer SKU | 10021070S |
| Manufacturer UPC | 807051001365 |
| Alternative References | 10021070S, DRT-10021070S |
Cylinder Head, Iron Eagle, Bare, 72cc Chamber, 170cc Intake Runner, Chevy, 1987-95 305/350, Each
Dart Iron Eagle Pro cylinder heads are designed for weekend warriors and hardcore racers alike. These cylinder heads feature fully CNC-machined intake and exhaust ports and an advanced combustion chamber design that promotes a rapid and efficient burn. Standard valve angles and geometry have been retained, however, to allow the user to utilize a wide variety of pistons and valvetrain products, giving you near unlimited options. Dart developed these Iron Eagle Pro cylinder heads to deliver the ultimate in consistency in engines capable of operating above 7,000 rpm. Dart offers them either assembled and ready to bolt on or bare, so you can have them built to your own specifications.
| Product Attributes | |
|---|---|
| Brand | Dart |
| Manufacturer's Part Number | 10021070S |
| Part Type | Cylinder Heads |
| Product Line | Dart Iron Eagle Pro Cylinder Heads |
| UPC | 807051001365 |
| Combustion Chamber Volume (cc) | 72 |
| Intake Runner Volume (cc) | 165cc |
| Exhaust Runner Volume (cc) | 65cc |
| Cylinder Head Style | Bare |
| Cylinder Head Material | Cast iron |
| Intake Port Shape | Rectangular |
| Intake Valve Diameter (in.) | 1.940 in. |
| CNC-Machined Combustion Chamber | No |
| CNC-Machined Intake Runner | No |
| CNC-Machined Exhaust Runner | No |
| Combustion Chamber Style | Heart |
| Intake Port Location | Standard |
| Exhaust Port Shape | Square |
| Exhaust Port Location | Standard |
| Spark Plug Style | Straight |
| Intake Valves Included | No |
| Exhaust Valves Included | No |
| Exhaust Valve Diameter (in.) | 1.500 in. |
| Valve Springs Included | No |
| Damper Spring Included | No |
| Retainers Included | No |
| Locks Included | No |
| Valve Stem Seals Included | No |
| Rocker Arm Studs Included | No |
| Rocker Arms Included | No |
| Rocker Arm Nuts Included | No |
| Guideplates Included | No |
| Valve Cover Mounting Style | Centerbolt |
| Accessory Bolt Holes Drilled | Yes |
| Intake Valve Angle | 23 |
| Exhaust Valve Angle | 23 |
| Valve Guides Included | Yes |
| Valve Guide Material | Manganese bronze intake/Phosphorous bronze exhaust |
| Valve Seats Machined | Yes |
| Valve Seat Machine Style | 5-angle |
| Valve Seat Material | Ductile iron |
| Cylinder Head Color | Natural |
| Steam Holes Drilled | No |
| Oiling Style | Through pushrod |
| Machined for O-Ring | No |
| Heat Crossover | Yes |
| Remanufactured | No |
| Quantity | Sold individually. |
| Notes | Will not fit 1986-1991 Chevrolet Corvette with factory aluminum heads. |
Compatibility
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