v2.70PF/23º
2.70in² MIN
64-67cc chamber
1.300 x 2.300 opening
Fel Pro 1289 (trim)
2.82in² AVG CSA
5.40 port length
250cc runner
2.125 intake w/32º BC
4.155 fixture 
.200 142/113
.300 210/155
.400 263/189
.500 293/212
.600 320/230
.700 332/241
.800 342/248
.900 344/252
1.00 346/254

NOTES

I = -.020/REV341/SRH50
​E= -.120/REV341/SRH45
​(must blend exh chamber)

I = -.020/REV341/SRH50
​E= -.130/REV341/5046B50
​(must blend exh chamber)

I = -.020/MAN310/SRH50
​E= -.100/MAN310/5046B50
​

The VFactor v2.70PF/23º is the perfect cylinder head for larger engines in the 421-434 range. This head will make 750-780hp depending on cubic inch.

VFactor v2.70PF/23º BARE $3900
​Fully CNC SRH priority ProFiler casting, Custom SRH blended Multi-Angled Valve Job, MLS Surface finish, Guides Sized. 

VFactor v2.70PF/23º $5450
​Custom SRH blended Multi-Angled Valve Job, MLS Surface finish, Guides Sized. PAC 1225, titanium retainers, custom Stainless valves. 

Add $600 for CHE Bryllium Seats
Add $1150 for Titanium Intake Valves
Add $1400 for CrN Titanium Intake Valves
Add $1150 for Titanium Exhaust Valves
Add $500 for Inconel Exhaust Valves​