BA LS Manifold CNC Lightening Program CID Big Block Chevy cylinder heads LS7 Inline 420 CFM Cylinder

LS7 Inline 420 CFM Cylinder Heads

Upgrade any of our cylinder heads to CHE B1 Bronze Alloy Valve seat material

0" Square Inches of Cross Section

This version comes with semi finished flanges so it can be adapted to various SB Ford heads

11/32 Steel Exhaust Valve Guide Upgrade with a          K Line Valve Guide Liner insert for Power Adder cylinder heads

BA LS Manifold CNC Lightening Program CID Big Block Chevy cylinder heads LS7 Inline 420 CFM CylinderBA LS Manifold CNC Lightening program is designed for our one piece LS manifold castings. This will not work with a 2 piece casting as it removes the central flange on the manifold, both on top and underneath the casting. The program will remove roughly 6 LBS of material whilst retaining all 16 injector bosses.