Edelbrock
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Edelbrock 60439 - The Edelbrock #60439 Performer RPM High-Compression O-Port cylinder heads are designed for BB Chevy engines. The #60439 Performer RPM heads are perfect for street performance, daily drivers and muscle cars where more performance is
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Edelbrock 60439 - The Edelbrock #60439 Performer RPM High-Compression O-Port cylinder heads are designed for BB Chevy engines. The #60439 Performer RPM heads are perfect for street performance, daily drivers and muscle cars where more performance is
Edelbrock 60439 - The Edelbrock #60439 Performer RPM High-Compression O-Port cylinder heads are designed for BB Chevy engines. The #60439 Performer RPM heads are perfect for street performance, daily drivers and muscle cars where more performance is needed.
The Edelbrock #60439 Performer RPM High-Compression O-Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60439 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. This cylinder head delivers 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.
Camshaft Type |
: | Flat Tappet |
Cnc Ported |
: | No |
Combustion Chamber Volume |
: | 100 |
Construction Type |
: | Complete |
Deck Thickness |
: | 0.5625 |
Egr Port |
: | No |
Exhaust Port Location |
: | Standard |
Exhaust Runner Volume |
: | 110 |
Exhaust Valve Diameter |
: | 1.88 |
Family |
: | Performer RPM |
Grade Type |
: | Performance |
Guide Material |
: | Manganese Bronze |
Guide Plate Material |
: | Hardened Steel |
Guide Plates Included |
: | Yes |
Head Casting Number |
: | N/A |
Horsepower |
: | 500-600 |
Intake Runner Volume |
: | 290 |
Intake Valve Diameter |
: | 2.19 |
Material |
: | Aluminum |
Push Rod Diameter |
: | (Suggested) 0.4375 |
Quantity |
: | Sold Individually |
Retainer Included |
: | Yes |
Rgl |
: | 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 www.P65warnings.ca.gov. |
Rocker Arm Stud Diameter |
: | 0.4375 |
Seat Angle |
: | Exhaust 45 deg/Intake 45 |
Seat Material |
: | Ductile Iron |
Series |
: | Performer RPM |
Valve Angle |
: | 26 |
Valve Included |
: | Yes |
Valve Spring Diameter |
: | 1.50 |
Valve Spring Maximum Lift |
: | 0.700 |
Valve Springs Included |
: | Yes |
Valve Stem Diameter |
: | 0.3438 |