SKU: SKU: EDE79949
The Edelbrock 79949 E-CNC Small Block Chevy GEN 3 & 4 LS cylinder head are designed for 1997 & later GEN 3 & 4 LS1/LS2 Chevy engines including 4.8L, 5.3L, 5.7L & 6.0L. The E-CNC Cylinder Head feature fully CNC'd intake ports, combustion chambers and exhaust ports for improved air-flow. Dyno tests proved this head is capable of 457 hp & 438 ft-lbs. of torque. High-quality conical beehive springs are secured with steel retainers and valve locks for performance up to .600" valve lift. Match with any one of Edelbrock's LS series intake manifolds and camshafts for a dyno-proven performance combination. Rocker bolt kit #8597 includes 8 rocker bolts that are shorter than stock to prevent the bolts from protruding into the intake ports. E-CNC 215 head is 50-state street legal.
Edelbrock part #79949 E-CNC Small Block Chevy GEN 3 & 4 LS cylinder heads were designed for 1997 & later GEN 3 & 4 LS1/LS2 Chevy engines including 4.8L, 5.3L, 5.7L & 6.0L.
| Construction Type | Complete |
| Guide Material | Manganese Bronze |
| Family | E-CNC |
| Push Rod Diameter | (Suggested) 0.3125 IN |
| EGR Port | No |
| Exhaust Valve Diameter | 1.57 IN |
| Seat Angle | Exhaust 45 deg/Intake 45 DD |
| Seat Material | Ductile Iron |
| Deck Thickness | 0.625 IN |
| Intake Valve Diameter | 2.02 IN |
| 9040 | D-215-70 |
| Camshaft Type | Hydraulic Roller |
| Valve Spring Maximum Lift | 0.680 IN |
| 8788 | Yes |
| 10024 | Yes |
| 8789 | Yes |
| 10025 | Yes |
| 10252 | Chromoly Steel |
| 10583 | No |
| 10261 | No |
| 10671 | No |
| 10 | Aluminum |
| 30 | No |
| 6627 | 215 CCM |
| 6635 | 31-6196 |
| 6634 | No |
| 3390 | Performance |
| 6621 | 9.24 IN |
| 10582 | No |
| 6626 | 65 CCM |
| 306 | Yes |
| 9799 | Yes |
| Valve Lock Material | Steel |
| Series | E-CNC |
| Quantity | Sold Individually |
| Valve Stem Diameter | 0.314961 IN |
| Retainer Included | Yes |
| Valve Angle | 15 DD |
| Exhaust Port Location | Standard |
| Valve Spring Diameter | 1.30 IN |
| CNC Ported | Yes |
| Exhaust Runner Volume | 76 CCM |
| Horsepower | 400-500 HJ |
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.