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.
∙VFactor v2.70PF- 782hp@7150 and 626@5650 NA on 436 ∙VFactor v2.70PF- 760hp@7200 NA on 434, BURR 2970 ∙VFactor v2.70PF- 730hp@7000 NA on 427 HERE ∙VFactor v2.70PF- 735hp@7500 NA on 409 VFactor v2.70PF- 750hp@7300 Pump Gas on 440 (URE Built) 5.40's@2600lbs NA VFactor v2.70PF/23º $3800
Fully CNC SRH priority ProFiler casting, Custom Multi-Angled Valve Job, MLS Surface finish, Guides Sized. OPTIONS
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