ProFiler v2.55PF/23º CNC Head — Bare
The 23º head for larger 421–434 engines. 750–780 hp depending on cubic inch.
Package price: $3,800 — final price quoted to your combo.
Every head and porting package is sized to your combination. Send a work order and Chad will reply with a quote before any work starts.
Description
The ProFiler v2.55PF/23º is the perfect cylinder head for larger engines in the 421–434 range. This head will make 750–780 hp depending on cubic inch. It sits between the VFactor v2.50 and VFactor v2.70 and can be sized to your exact combo. Fully CNC priority ProFiler casting, custom SRH blended multi-angle valve job, MLS surface finish, guides sized. Bagged and ready to be assembled.
| Min CSA | 2.55 in² |
|---|---|
| Chamber | 64 cc |
| Opening | 1.300 × 2.265 |
| Port length | 5.40 |
| Runner | 232 cc |
| Intake | 2.125 w/32º BC |
| Fixture | 4.155 |
| Flow @ .700 | 322 / 241 |
| Flow @ 1.000 | 338 / 254 |
Available add-ons (quoted with your order)
- Intake sized to your combo — $400
- Custom stainless intake valves — $225
- Custom stainless exhaust valves — $225
- PAC 1225/1226 springs — $375
- USA titanium retainers — $285
- Locks, locators, seals (required for loaded heads) — $150
- CHE beryllium seats — $600
- Titanium intake valves — $1,150
- CrN titanium intake valves — $1,400
- Titanium exhaust valves — $1,150
- Inconel exhaust valves — $500
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