RPM 427 Low-Riser/ Medium-Riser Cylinder Head

Sold Individually

The Edelbrock #60079 Performer RPM cylinder head is designed for use with 1961-76 390-427-428 Ford applications. Edelbrock Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers great throttle response and power from 1500 to 6500 rpm. They also feature the highest quality intake and exhaust valves and valve springs. For use on pre-pollution controlled vehicles only.

Manufacturer	Edelbrock
Application	Application Specific
UPC	085347600793
Series	Performer RPM
Material	Aluminum
Quantity	Sold Individually
Horsepower	450-550 HP
Availability Note	Available to Order
Warranty	12 Months
Seat Angle	Exhaust 45 deg/Intake 60 deg
Emissions Code
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.
Installation Notes	EQUIPPED WITH SPRINGS FOR USE IN HYDRAULIC FLAT TAPPET CAMSHAFT APPLICATIONS 428 Cobra Jet-sized valves promote excellent flow for streetable power Rocker shaft stud kit #6009 provides better rocker shaft retention and is highly recommended for use with Edelbrock FE heads. It eliminates wearing of the threads and the possibility of bottoming the rocker shaft bolts in the head. Match with Edelbrock head gasket sets. 390 GT exhaust will not fit. Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat. Deck thickness: 5/8".
Intake Valve Diameter	2.09 in
Intake Runner Volume	170 cc
Push Rod Diameter	0.375 in
Valve Angle	13 Degree
Valve Spring Diameter	1.55 in
Valve Spring Maximum Lift	0.600 in
Valve Stem Diameter	0.375 in