LS-Series Cylinder Head – 

Part Number: 12629049
Description: Bare LS2 & LS6
Material Size:  Aluminum
Port Size: 210
Valve Angle:  15 deg
Chamber Vlv: 64
Int Vlv:  2.000
Exh Type:  1.550
Int Port Type:  Cathedral
Ex Port Type:  Std LS
Rocker:  Bolt-down
Notes Number: Bare LS2/LS6