CID LS 12D Oval Port BE Cylinder Heads 4.125" Bore Std Exhaust Height (Per PAIR) LS-CR Manifolds DO NOT come O-Ringed

Manifolds DO NOT come O-Ringed and require "paper" or similar style gaskets

Semi Finished flange without bolt holes to suit various SB Ford heads

These are our bigger intake port offerings and are best suited to engines running aftermarket plastic factory-style intakes

With an extremely wide flat rocker bar surface they offer unmatched rigidity for even the most severe valve train environment

*All photos are for illustration purposes only*

CID LS 12D Oval Port BE Cylinder Heads 4.125" Bore Std Exhaust Height (Per PAIR) LS-CR Manifolds DO NOT come O-RingedCID LS 12D Oval Port BE Cylinder Heads suit 4. 125" Bore LS Inline 450 CFM Oval Port BE Cylinder Heads The most powerful Inline LS Cylinder Heads available, having made over 1100HP and 740Ft Lb NA from 457" with a Raised Exhaust port. Designed for high HP applications approaching . 900" or more valve lift. One pair of Bare 12 Degree Inline LS Oval Port BE cylinder heads CNC ported and valve jobbed (55 Degree valve seats) with CHE valve guides and CHE