Edelbrock Performer RPM Small Block Chevy Cylinder Head Straight Spark Plug 70cc Hydraulic Roller Springs Complete Single

The Edelbrock #60735 Performer RPM cylinder heads are designed for 1955-86 Small-Block Chevy applications. The Edelbrock #60735 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 Notes    

    EQUIPPED WITH SPRINGS FOR USE IN MECHANICAL FLAT TAPPET AND HYDRAULIC ROLLER CAMSHAFT APPLICATIONS
    Match with Edelbrock head gasket sets.
    To use stock rockers on small-block Chevy heads, .100" longer than stock pushrods are required. Edelbrock pushrods #9629 are recommended.
    Use Head Bolt Kits for easy installation. Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat.
    S/B Chevy heads may not be used on engines with less than 4" bore (262, 265, 283, 305, 307 c.i.d.) except with cams having less than .450" valve lift.

CNC Ported    No
Combustion Chamber Volume    70.0 cc
Deck Height    9.025 in
Deck Thickness    0.562 in
Exhaust Valve Diameter    1.600 in
Guide Plates Included    Yes
Intake Runner Volume    195.0 cc
Intake Valve Diameter    2.020 in
Material    Aluminum
Push Rod Diameter    0.312 in
Rocker Stud Diameter    0.375 in
Valve Angle    23 deg
Valve Spring Diameter    1.460 in
Valve Spring Maximum Lift    0.575 in
Valve Stem Diameter    0.341 in

-1975 Chevrolet C10-1976 Chevrolet C10-1977 Chevrolet C10-1978 Chevrolet C10-1979 Chevrolet C10-1979 GMC C1500-1979 GMC C2500-1979 GMC C3500-1980 Chevrolet C10-1980 GMC C1500-1980 GMC C2500-1980 GMC C3500-1981 Chevrolet C10-1981 GMC C1500-1981 GMC C2500-1981 GMC C3500-1982 Chevrolet C10-1982 GMC C1500-1982 GMC C2500-1982 GMC C3500-1983 Chevrolet C10-1983 GMC C1500-1983 GMC C2500-1983 GMC C3500-1984 Chevrolet C10-1984 GMC C1500-1984 GMC C2500-1984 GMC C3500-1985 Chevrolet C10-1985 GMC C1500-1985 GMC C2500-1985 GMC C3500-1986 Chevrolet C10-1986 GMC C1500-1986 GMC C2500-1986 GMC C3500