The Edelbrock part #79895 Small Block Chevy E-CNC cylinder head offers the ultimate performance. This cylinder head is fully CNC ported for maximum horsepower and torque, making them ideal for high-performance's street and racing applications. They also feature high-quality lightweight valve springs and heavy duty hardware for maximum lift. E-CNC S/B CHEVY FEATURES: - Features fully CNC machined intake ports, combustion chambers and exhaust ports for improved performance - Maintains the stock 23deg valve angle and intake flange bolt pattern for use with 1986 and earlier intake manifolds - Delivers up to 30-60 horsepower over the Performer RPM Cylinder Head - #61205 & #61209 features 7/16" studs and angled spark plugs - Ideal for high Performance's street and racing applications
Edelbrock part #79895 Small Block Chevy E-CNC cylinder heads offer the ultimate performance. these cylinder heads are fully CNC ported for maximum horsepower and torque, making them ideal for high-performance's street and racing application
Specifications
| Series |
E-CNC |
| Family |
E-CNC |
| Horsepower |
400-500 HJ |
| Seat Material |
Ductile Iron |
| Construction Type |
Complete |
| Guide Material |
Manganese Bronze |
| Push Rod Diameter |
(Suggested) 0.3125 IN |
| Rocker Arm Stud Diameter |
0.375 IN |
| Seat Angle |
Exhaust 45 deg/Intake 45 DD |
| Rotor Center Bore Inside Diameter |
Straight |
| Exhaust Valve Diameter |
1.60 IN |
| EGR Port |
No |
| Valve Stem Diameter |
0.3410 IN |
| Intake Valve Diameter |
2.02 IN |
| Valve Angle |
23 DD |
| Camshaft Type |
Hydraulic Roller |
| Deck Thickness |
0.5625 IN |
| CNC Ported |
No |
| Exhaust Runner Volume |
75 CCM |
| Quantity |
Sold Individually |
| Retainer Included |
Yes |
| Valve Spring Diameter |
1.46 IN |
| Valve Spring Maximum Lift |
0.575 IN |
| Exhaust Port Location |
Standard |
| 8788 |
Yes |
| 10024 |
Yes |
| 8789 |
Yes |
| 10025 |
Yes |
| 10252 |
Chromoly Steel |
| 10583 |
No |
| 10261 |
No |
| 10671 |
Yes |
| 30 |
No |
| 10 |
Aluminum |
| 6627 |
185 CCM |
| 6635 |
31-5189 |
| 6634 |
Yes |
| 6636 |
Chromoly Steel |
| 3390 |
Performance |
| 6621 |
9.025 IN |
| 10582 |
No |
| 6626 |
64 CCM |
| 306 |
Yes |
| 9799 |
Yes |
| Valve Lock Material |
Steel |
| Guide Plate Material |
Hardened Steel |
California Prop 65 Warning: 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.
