My Cart


EMPI 98-1551-B GTV-2 L5 CNC PORTED HEADS, 40 & 35.5 Valves, For 94mm


GTV-2 CNC L5 Cylinder Heads.

We start with the best in class EMPI GTV-2 Head casting and let a 5 axis CNC mill work its magic. 

-Beefed up intake and exhaust ports for massive porting

-Special aluminum allow for strength

-Added material surrounding the combustion chamber for deep fly cuts

-Exhaust air passages are clear for proper cooling

-12MM 3/4 Reach spark plug

-Competition dual valve springs, Chromoly retainers, hardened keepers, bronze valve guides, stainless valves

-3 Angle Valve Job
Sold as a PAIR.

NEW CNC port designs now available from EMPI. These new port designs include most of what DRD Racing Heads Previously Offered.

Head CC: 64cc & 68.5cc Intake Port
Bore Size: 94MM
Springs: Dual Spring
Valves: 40 & 35.5mm.