RPM Big-Block Chrysler 75cc Cylinder Head Bare

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The Edelbrock #60839 Performer RPM Bare cylinder heads are designed for 1961-79 Chrysler 361-440 c.i.d. Wedge engine applications. The Edelbrock #60839 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. For use on pre-pollution controlled vehicles only.

Documents & Installation Notes


Availability Available
Application Application Specific
GTIN 00085347608393
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
  • Bare heads will have valve guides and seats installed, but will require final sizing and a valve job to match the valves you will be using.
  • Cylinder heads flow 291 cfm on the intake and 217 cfm on the exhaust at .600" lift
  • Angled spark plugs for superior combustion
  • 88cc chambers are machined .100" for clearance with quench dome style pistons
  • For headers, contact TTI (951) 371-4878.
  • Vacuum advance distributor may not clear cylinder head.
  • Deck thickness: 5/8"
  • Pushrod diameter: 3/8"
CNC Ported No
Combustion Chamber Volume 75.0 cc
Deck Height 10.725 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