* Bronze valve guides
* CNC-finished faces and bolt holes for extreme accuracy
* T6 heat-treated gravity die-cast construction (alloy heads only)
* OEM accessory bolt patterns
* Plenty of material for upgrading to larger horsepower applications
* Machined for screw-in studs and guide plates
* Flame-hardened valve seats for use with all fuel
 
Combustion Chamber Volume (cc):62
Intake Runner Volume (cc):210cc
Cylinder Head Style: Bare
Cylinder Head Material: Aluminum
Intake Port Shape: Cathedral
Intake Valve Diameter (in):2.020 in.
Exhaust Valve Diameter (in):1.550 in.
 
Intake Port Location: Standard
Exhaust Port Shape: Oval
Exhaust Port Location: Standard
Spark Plug Style: Angle
 
FITMENT:
Make: CHEVROLET
Years: 1997 - 2005
Engine Family: Chevy small block Gen III/IV (LS-based engines)
Engine Size: 5.7L V8
Engine Designation:LS1
 
Make: CHEVROLET
Years: 1997 - 2005
Engine Family: Chevy small block Gen III/IV (LS-based engines)
Engine Size: 5.7L V8
Engine Designation:LS6
 
Make: CHEVROLET
Years: 2005-2019
Engine Family: Chevy small block Gen III/IV (LS-based engines)
Engine Size:6.0L V8
Engine Designation:LS2