1.320 x 2.230 opening
Fel Pro 1206 (trim)
2.53in² AVG CSA
5.47 port length
2.080 intake w/32º BC
The VFactor v2.50PF/23ºSB is a dedicated small bore cylinder head. This is the perfect cylinder head for your 4.060 and under build. Take advantage of one of the only dedicated small bore offerings in the industry! You need a .150 offset stud rocker to fit a 3/8 pushrod.
VFactor v2.50PF/23ºSB $2395.00, Valve Job, Decked, Guides Fully CNC'd ProFiler casting, Sized. SRH 11/32 stainless valves. Roller .725 roller, .600 FT or HYD spring. USA Moly Retainers, USA machined locks, USA locators, USA 190,000 PSI studs, USA guide plates. Metal clad seals. 65cc chamber only!
VFactor v2.50PF/23ºSB BARE $2745.00
Fully CNC'd ProFiler casting, Fully CNC'd, Valve Job, Decked, Guides Sized. Manley 5/16 valves, Manley Titanium Retainers, KMotion-K1150 Springs, Manley Bead-Locs, Manley Locators.
UPGRADES: Prices ADDED to Packages