LS Cylinder Heads (Poster) Muscle Car All the usual topics are

All the usual topics are covered too: motor mounts

raised rectangle

expect 2-4 mpg savings over older 3-speed and 4-speed transmissions

Nothing like this exists anywhere else

LS Cylinder Heads (Poster) Muscle Car All the usual topics areThe ultimate guide for LS Cylinder Heads in POSTER form. Nothing like this exists anywhere else, add one to your garage or shop wall. All 20 Cylinder Heads explained Heads are simplified into 8 similar code "families" Pros & Cons of each head family All 3 port types explained (cathedral, raised rectangle, rectangle) Valve sizes Chamber volumes Port volumes Flow rates for all heads (cubic feet per minute, or CFM) All 20 heads ranked on a scale from 1 5