RPM CNC Pontiac D-Port Cylinder Head 72cc Hydraulic Flat Tappet Cam

Sold Individually

The Edelbrock #61599 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.

Manufacturer	Edelbrock
Application	Application Specific
UPC	085347615995
Series	Performer
Material	Aluminum
Grade Type	Performance
Quantity	Sold Individually
Guide Plate Material	Hardened Steel
Horsepower	400-500 HP
Availability Note	Available to Order
Warranty	12 Months
Seat Angle	Exhaust 45 deg/Intake 45 deg
Emissions Code	EO Number: D-215-94
Hazardous Materials Warning	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.
Intake Valve Diameter	2.11 in
Intake Runner Volume	204 cc
Push Rod Diameter	(Suggested) 0.3125 in
Rocker Stud Diameter	0.4375 in
Valve Angle	14 Degree
Valve Spring Diameter	1.46 in
Valve Spring Maximum Lift	0.575 in
Valve Stem Diameter	0.3438 in