
P311-21D48A0 60947 New
- NHRA Small-Block Chevy 64cc Cylinder Head Bare
- The Edelbrock #60947 Performer RPM Bare NHRA Stock/Super Stock cylinder heads are designed for 1955-86 Small-Block Chevy applications. These cylinder heads deliver great throttle response and power from 1500 to 6500 rpm.
- Product Attributes:
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- CNC Ported: No
- Combustion Chamber Volume: 64
- Construction Type: Bare
- Cylinder Head Type: Standard
- Deck Thickness: 0.5625
- EGR Port: No
- Emission: Non-emissions
- Engine Make/Size: Chevy Small Block (262-400)
- Exhaust Port Location: Standard
- Exhaust Runner Volume: 65
- Family: Performer Rpm
- Grade Type: Performance
- Guide Material: Manganese Bronze
- Guide Plates Included: No
- Head Casting Number: N/a
- Intake Runner Volume: 185
- Preparation: Requires Professional Preparation (bare)
- Quantity: Sold Individually
- Retainer Included: No
- 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.
- Rotor Center Bore Inside Diameter: Angled
- Seat Angle: Exhaust 45 Deg/intake 45
- Seat Material: Ductile Iron
- Usage: Competition
- Valve Angle: 23
- Valve Springs Included: No
- WARNING CA Proposition 65: Yes
- WARNING CA Proposition 65 Message: 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.
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Features:
- Out-of-the-Box Bolt-On Performance
- Hand-Blended Intake and Exhaust Bowls
- CNC-Matched Intake/Exhaust Ports in Std Location
- Thicker Deck Surfaces Than Other Brands
- The Edelbrock #60947 Performer RPM Bare NHRA Stock/Super Stock cylinder head is designed for 1955-86 Small-Block Chevy applications. This cylinder head delivers great throttle response and power from 1500 to 6500 rpm. Cast and heat treated at the Edelbrock Foundry and machined at Edelbrock's manufacturing facility in the USA, the Edelbrock head is the best in quality and performance. All Edelbrock cylinder head is designed from scratch using the latest in computer technology by our own highly skilled engineer's. Using highly efficient ports and state-of-the-art combustion chamber shapes, Edelbrock cylinder head offers improved performance throughout the rpm range for great throttle response and top-end horsepower. Top-quality features include threaded inserts in rocker stud and exhaust bolt holes for superior strength and durability, and manganese-bronze valve guides with ductile iron valve seats. These are features that some other companies don't include!