Dart Cylinder Head 11970040P
CNC-Machined
Yes
Combustion Chamber Volume (cc)
66 Cubic Centimeter
Condition
New
Engine Compatibility
Chevy Small Block V8 327-400 Cubic Inch
Exhaust Port Location
Standard
Exhaust Runner Volume (CC)
85 Cubic Centimeter
Exhaust Valve Diameter (IN)
1.6 Inch
Includes Damper Spring
No
Includes Guideplates
No
Includes Rocker Arm Studs
No
Includes Valves
No
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Dart Cylinder Head
Cylinder Head; Pro 1 CNC; Bare; For Use With Small Block Chevy Engines; Aluminum; Angled Plug; 227CC Intake Port; 66CC Chamber Volume; 2.080 Inch Intake Valve Seat/ 1.600 Inch Exhaust Valve Seat; Single
MPN: 11970040P
Every intake port, every exhaust runner, every valve bowl and every combustion chamber is 100 Percent CNC machined on special dedicated Pro1 castings. These heads are ideal for high compression, big Inch small blocks and a great for supercharged applications.
Condition: New
Engine Compatibility: Chevy Small Block V8 327-400 Cubic Inch
Style: Bare
Material: Aluminum
CNC-Machined: Yes
Combustion Chamber Volume (cc): 66 Cubic Centimeter
Intake Runner Volume (CC): 227 Cubic Centimeter
Exhaust Runner Volume (CC): 85 Cubic Centimeter
Port Shape: Rectangular
Intake Port Location: Standard
Exhaust Port Location: Standard
Intake Valve Diameter (IN): 2.08 Inch
Exhaust Valve Diameter (IN): 1.6 Inch
Includes Valves: No
Spark Plug Angle: Angled
Rocker Arm Nut Thread Size: No Rocker Arm Nut
Includes Rocker Arm Studs: No
Valve Lock Type: No Valve Lock
Valve Stem Seal Type: No Valve Stem Seal
Valve Guide Material: Manganese Bronze
Number Of Springs Per Valve: No Springs
Valve Seats Machined: Yes
Includes Guideplates: No
Includes Damper Spring: No
Features
- Premium Alloy: Dart Aluminum Heads Are Cast From Virgin 355-T61 Aerospace Alloy For Superior Strength And Integrity
- Fully CNC Machined 227CC Intake Ports Produce Awesome Airflow And Fuel Suspension Characteristics
- 64CC Combustion Chambers Are CNC Machined For Maximum Consistency
- Bolt On Compatibility: Standard Valve Angle And Spacing Are Retained To Allow Use Of Off The Shelf Pistons And Valve Train Components
- Hardened Exhaust Seats Are Compatible With Unleaded Gasoline
- Manganese Bronze Valve Guides Extend Cylinder Head Life
- Limited 6 Month Warranty
| Specifications of Dart Cylinder Head 11970040P | |
| CNC-Machined | Yes |
| Combustion Chamber Volume (cc) | 66 Cubic Centimeter |
| Condition | New |
| Engine Compatibility | Chevy Small Block V8 327-400 Cubic Inch |
| Exhaust Port Location | Standard |
| Exhaust Runner Volume (CC) | 85 Cubic Centimeter |
| Exhaust Valve Diameter (IN) | 1.6 Inch |
| Includes Damper Spring | No |
| Includes Guideplates | No |
| Includes Rocker Arm Studs | No |
| Includes Valves | No |
| Intake Port Location | Standard |
| Intake Runner Volume (CC) | 227 Cubic Centimeter |
| Intake Valve Diameter (IN) | 2.08 Inch |
| Material | Aluminum |
| Number Of Springs Per Valve | No Springs |
| Port Shape | Rectangular |
| Rocker Arm Nut Thread Size | No Rocker Arm Nut |
| Spark Plug Angle | Angled |
| Style | Bare |
| Valve Guide Material | Manganese Bronze |
| Valve Lock Type | No Valve Lock |
| Valve Seats Machined | Yes |
| Valve Stem Seal Type | No Valve Stem Seal |
1900-1900 Chevrolet Small Block 1955-1986
1900 Chevrolet Small Block 1955-1986
1900-1900 Chevrolet Small Block 383
1900 Chevrolet Small Block 383
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