Edelbrock Performer RPM Big Block Chevy Oval Port Cylinder Head For Hydraulic Roller Springs
Edelbrock Performer RPM Big Block Chevy Oval Port Cylinder Head For Hydraulic Roller Springs
The Edelbrock #60455 Performer RPM O-Port cylinder heads are designed for Big-Block Chevy applications. The Edelbrock #60455 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 HYDRAULIC ROLLER CAMSHAFT APPLICATIONS
Match with Edelbrock head gasket sets.
Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat.
These oval port heads will support over 540 hp with 9.5:1 compression when used as part of the Total Power Package®
Unique oval intake port shape produces flow similar to rectangular ports, but the smaller port size provides excellent seat-of-the-pants performance and crisp throttle response
Semi-open chamber design maximizes efficiency with streetable compression ratios
Smaller-than-stock 11/32" valve stems promote excellent flow and lighter valve weight
CNC Ported No
Combustion Chamber Volume 110.0 cc
Deck Height 10.2 in
Deck Thickness 0.562 in
Exhaust Valve Diameter 1.880 in
Guide Plates Included Yes
Intake Runner Volume 290.0 cc
Intake Valve Diameter 2.190 in
Material Aluminum
Push Rod Diameter 0.375 in
Rocker Stud Diameter 0.437 in
Valve Angle 26 deg
Valve Spring Diameter 1.550 in
Valve Spring Maximum Lift 0.700 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 GMC C2500-1981 GMC C3500-1982 GMC C2500-1982 GMC C3500-1983 GMC C2500-1983 GMC C3500-1984 GMC C2500-1984 GMC C3500-1985 GMC C2500-1985 GMC C3500-1986 GMC C2500-1986 GMC C3500-1988 Chevrolet C3500-1988 GMC C3500-1989 Chevrolet C3500-1989 GMC C3500
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Related Categories: Chevrolet C10 Parts, C10 Restomod, C10 Engine, C10 Cylinder Heads, C10 Restomod Engine