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Edelbrock Engine Cylinder Head 61579
Regular Price
$1,734.95
The Edelbrock #61579 Performer Pontiac Cylinder Head utilize a D-Port exhaust port configuration for use with standard D-port exhaust systems. They are designed for 1962-79 389, 400, 421, 428 and 455 c.i.d. V8 Pontiac engines with a 4.060" or larger bore. They feature optimized oil return passages for increased oil flow. The spark plug has been relocated closer to the exhaust valve for improved performance. This head is cast with extra thick port walls and a compact port size, making them ideal for CNC and hand porting. Complete cylinder head includes guide plates, rocker studs and high quality valvetrain for direct bolt-on application. Heat crossover is machined for 50-state emissions legal performance.
Edelbrock Engine Cylinder Head 61579
Specifications:
| RGL | WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov. |
| Seat Material | Ductile Iron |
| Deck Thickness | 0.625 |
| Combustion Chamber Volume | 87 |
| EGR Port | Yes |
| Material | Aluminum |
| Construction Type | Complete |
| Rocker Arm Stud Diameter | 0.4375 |
| Valve Springs Included | Yes |
| Exhaust Runner Volume | 145 |
| Valve Stem Diameter | 0.3438 |
| Push Rod Diameter | (Suggested) 0.3125 |
| Exhaust Valve Diameter | 1.66 |
| Guide Plates Included | Yes |
| Horsepower | 400-500 |
| Grade Type | Performance |
| Intake Runner Volume | 204 |
| Head Casting Number | N/A |
| Guide Material | Manganese Bronze |
| Exhaust Port Location | Standard |
| Family | Performer |
| Camshaft Type | Flat Tappet |
| Intake Valve Diameter | 2.11 |
| Valve Spring Diameter | 1.46 |
| 9040 | D-215-94 |
| CNC Ported | Yes |
| Series | Performer |
| Quantity | Sold Individually |
| Retainer Included | Yes |
| Valve Included | Yes |
| Valve Spring Maximum Lift | 0.575 |
| Guide Plate Material | Hardened Steel |
| Valve Angle | 14 |
| Seat Angle | Exhaust 45 deg/Intake 45 |
| Description_ABR | Cyl. Head |
| Description_INV | Edelbrock Pontiac Cylinder Head |
| Description_LAB | RPM CNC Pontiac D-Port Cylinder Head 87cc Hydraulic Flat Tappet Cam |
| Description_ASM | Pontiac:-:326 (5.3L)/350 (5.7L)/389 (6.4L)/400 (6.6L)/421 (6.9L)/428 (7.0L)/455 (7.4) |
| Description_EXT | Edelbrock part #61579 Performer Pontiac D-Port Cylinder Heads designed for 1962-79 389, 400, 421, 428 and 455 c.i.d. V8 Pontiac engines with a 4.060" or larger bore. They feature optimized oil return passages for increased oil flow. |
| Description_MKT | The Edelbrock #61579 Performer Pontiac Cylinder Head utilize a D-Port exhaust port configuration for use with standard D-port exhaust systems. They are designed for 1962-79 389, 400, 421, 428 and 455 c.i.d. V8 Pontiac engines with a 4.060" or larger bore. They feature optimized oil return passages for increased oil flow. The spark plug has been relocated closer to the exhaust valve for improved performance. This head is cast with extra thick port walls and a compact port size, making them ideal for CNC and hand porting. Complete cylinder head includes guide plates, rocker studs and high quality valvetrain for direct bolt-on application. Heat crossover is machined for 50-state emissions legal performance. |
| Description_TRA | EQUIPPED WITH SPRINGS FOR USE IN HYDRAULIC FLAT TAPPET CAMSHAFT APPLICATIONS |
| Description_TRA | Combustion Chamber: 87cc |
| Description_TRA | 350 c.i.d. engines may require notching the block for valve clearance. |
| Description_TRA | Three head bolt bosses are raised higher than the standard D-port heights and will require head bolt kit #8561 to install these heads. |
| Description_TRA | Deck thickness: 5/8" |
| Description_TRA | Rocker stud diameter: 7/16" |
| Description_TRA | Pushrod diameter: 5/16" (width of slot in guide plate). |
| Description_DEF | Engine Cylinder Head |
