NHRA Small-Block 340 Chrysler Cylinder Head

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The Edelbrock #60197 Performer RPM NHRA Stock/Super Stock cylinder heads are designed for use with non-emission 1968-73 Chrysler 340 c.i.d. engine applications. The Edelbrock #60197 Performer RPM heads are perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. These cylinder heads deliver 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.


Availability Available
Application Application Specific
GTIN 00085347601974
Availability Note Available to Order
Warranty 12 Months
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
Installation Notes
  • The special valvetrain in the 1970 340 T/A is not compatible with these cylinder heads.
  • Match with Edelbrock head gasket sets.
  • Bare heads will have valve guides & seats installed, but will require final sizing and a valve job to match the valves you will be using.
  • Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat. Deck thickness: 5/8", pushrod diameter: 5/16".
  • Designed for non-emission 1968-73 340 c.i.d. Chryslers, RPM Chrysler 340 cylinder heads have chambers machined .060" for clearance with early high-compression engines
  • Make 417 horsepower and 397 ft-lbs. of torque on pump gas with an Edelbrock Performer RPM intake manifold and matching camshaft
CNC Ported No
Deck Height 9.98 in
Deck Thickness 0.625 in
Guide Plates Included No
Intake Runner Volume 210.0 cc
Material Aluminum
Push Rod Diameter 0.375 in
Valve Angle 15 deg