Ford 4V 4.6

General Information

We can port your late model modular heads. We have CNC programs for '96 to '98 4.6L Cobra 4V heads and 4.6L '99 and up Cobra four valve heads.

4.6 4V 96-98 Stage 2

Price : $2,695.00

Flow Data

96-99 Dual port Cobra
	Intake	Exhaust
0.100	87	76
0.200	155	153
0.300	228	214
0.400	283	248
0.500	305	269

Specs, Notes:

Our stage 2 head for the 4V engines offer significant gains in airflow on both the intake and exhaust ports. Includes our Full CNC porting program, competition custom multi angle valve job, flow testing with sheet, assembled with new seals and spring heights and pressures checked. This head reuses the stock valves.

4.6 4V03-up Stage 3

Price : $3,495.00

Flow Data

4.6 Cobra
Lift	Intake	Exhaust
.100"	89	89
.200"	174	161
.300"	255	213
.400"	300	248
.500"	324	270

Specs, Notes:

Our stage 3 head for the 4V engines offer significant
gains in airflow on both the intake and exhaust ports. Includes
our Full CNC porting program, competition custom multi angle
valve job, Manley SS Valves , Manley NexTex springs and steel retainers
flow testing with sheet, assembled with new seals and spring heights
and pressures checked. Fully assembled using customers cores.