Engine Cylinder Head

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.

Additional Attributes:

GTIN: 00085347615797
9040: D-215-94
Camshaft Type: Flat Tappet
CNC Ported: Yes
Combustion Chamber Volume: 87
Construction Type: Complete
Deck Thickness: 0.625
EGR Port: Yes
Exhaust Port Location: Standard
Exhaust Runner Volume: 145
Exhaust Valve Diameter: 1.66
Family: Performer
Grade Type: Performance
Guide Material: Manganese Bronze
Guide Plate Material: Hardened Steel
Guide Plates Included: Yes
Head Casting Number: N/A
Horsepower: 400-500
Intake Runner Volume: 204
Intake Valve Diameter: 2.11
Material: Aluminum
Push Rod Diameter: (Suggested) 0.3125
Quantity: Sold Individually
Retainer Included: Yes
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.
Rocker Arm Stud Diameter: 0.4375
Seat Angle: Exhaust 45 deg/Intake 45
Seat Material: Ductile Iron
Series: Performer
Valve Angle: 14
Valve Included: Yes
Valve Spring Diameter: 1.46
Valve Spring Maximum Lift: 0.575
Valve Springs Included: Yes
Valve Stem Diameter: 0.3438

Extended Information:

Emissions : CARB Eligible
Life Cycle Status: Available To Order

Packaging:

Quantity of Each: 1
Package UOM: EA
Dimension: 26 x 11.5 x 8.5 inches
Weight: 35.6 PG