19419190 - LSX-LS9 Cylinder Head Assembly - Complete

LSX CYLINDER HEADS

Extending the performance range of the LSX platform are GM Performance Parts new, six-bolt LSX cylinder heads. Many are capable of flowing more than 400 cfm and their six-bolts-per cylinder clamping design gives them bomb-proof strength. Your horsepower-building potential is nearly unlimited with LSX ends. These aluminum masterpieces of performance feature port and chamber designs based on popular and performance-proven production-style heads, such as the L92 and LS7 heads. They are easily identified by the engraved LSX logo on the ends. All LSX heads are made of 356- T6 aluminum and feature a thick, 5/8" thick deck that allows plenty of room for builder-specified combinations.

L92 style port design
Assembled with 2.165" titanium intake and 1.590" sodium filled exhaust valves
15 degree valve angle
Minimum 4.000" bore
260cc "as cast"intake ports
80cc "as cast" exhaust ports
70cc "as cast" combustion chambers