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ED-79939 - Cylinder Head, E-CNC, GM, Gen III LS, 212, Bare
Availability: Special Order Item
Designed for 1997 & later GEN 3 & 4 LS1/LS2 Chevy engines including 4.8L, 5.3L, 5.7L & 6.0L. All E-CNC Cylinder Heads feature fully CNC'd intake ports, combustion chambers and exhaust ports for improved air-flow. Dyno tests proved these heads are 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.
Cylinder Head Specifications:
Combustion chamber volume: 65cc
Intake runner volume: 212cc
Exhaust runner volume: 76cc
Intake valve diameter: 2.02"
Exhaust valve diameter: 1.57"
Valve stem diameter: 8mm
Valve guides: Manganese steel
Deck thickness: 5/8"
Valve spring diameter: 1.55" / 1.30"
Valve spring maximum lift: .600"
Rocker stud: N/A
Pushrod diameter: 5/16"
Valve angle: 15°
Exhaust port location: Stock
Spark plug fitment: 14mm x .750 reach, gasket seat
- Item Requires Shipping
- 28.6 lbs.
- W10.4400” x H8.1900” x L24.7500”
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