RPM Small-Block Ford 351 Cleveland Cylinder Head Hydraulic Roller Cam

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.

INSTALLATION NOTE:
• 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