The Edelbrock #61625 Performer RPM cylinder heads are designed for use with 351C, 351M & 400M Ford engine applications. The Edelbrock #61625 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.

Features

• Match with Edelbrock head gasket sets.
• 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.
• Recommended spark plugs 14mm x 3/4" reach with flat gasket seat (Champion RC12YC).
• Deck thickness: 5/8"
• Rocker stud diameter: 7/16"
• Pushrod diameter: 5/16" (width of slot in guide plate).
• Valve sizes are recommended, not maximum.
• EQUIPPED WITH SPRINGS FOR USE IN HYDRAULIC ROLLER CAMSHAFT APPLICATIONS
• Very streetable 190cc intake runners
• 2.05" intake and 1.60" exhaust valves
• "Compact charge" kidney shape combustion chamber design
• Intake and exhaust ports based on 2V design
• Optimized spark plug location provides improved header clearance
• Match with Edelbrock RPM Air-Gap manifold #7564

Head Specifications:

• CNC Ported No
• Combustion Chamber Volume 60.0 cu.in
• Deck Height 9.206 in
• Deck Thickness 0.625 in
• Exhaust Valve Diameter 1.600 in
• Guide Plates Included Yes
• Intake Runner Volume 190.0 cu.in
• Intake Valve Diameter 2.050 in
• Material Aluminum
• Push Rod Diameter 0.312 in
• Rocker Stud Diameter 0.437 in
• Valve Angle 10 deg
• Valve Spring Diameter 1.550 in
• Valve Spring Maximum Lift 0.580 in
• Valve Stem Diameter 0.341 in

Product Reviews for ED61625 - EDELBROCK