Willis Performance Enterprises
  • Home
  • Products
    • Cylinder Heads and Rockers
    • Cams, VCT Travel Limiters
    • Pistons, Rods, Dampers, Crankshaft Dampers
    • Superchargers
    • Fuel Systems
    • Control Systems
    • Fasteners
    • Oil Pans and Components
    • Engine Services
  • Projects
    • 2020 Ford 7.3L Dyno Results - Stage 1
    • Cam Bolt Failure
    • Dyno Results – Stage 3 Ultra Street
  • Videos and Photos
  • Contact

cylinder heads
All Prices subject to change without notice, please call for best Pricing


Picture
Ford 7.3L Stage 1
Supply your bare heads, Heads are CNC’ed Ports (Intake max Flow 315 CFM at .700 Lift / Exhaust 240 CFM at .700), Combustion Chamber Clean up, retain stock seats/guides, your stock valves.  700 HP+ capable Naturally Aspirated. $1249/Set. 

Picture
Ford 7.3L Stage 2
Cylinder heads are purchased outright without exchange.  CNC ports and chambers, intended for Peak Power over 750 HP and over 7000 RPM,  Uses cast seats and premium Bronze guides can be ordered for 2.200 Intake/1.700 Exhaust valves or 2.220 Intake/Exhaust valves.  Retains Stock Rocker Arm Mounting:
Bare Heads.$ 2795/set (With Exchange of stock heads).  



Picture
Ford 7.3L Stage 3
Cylinder heads are purchased outright without exchange CNC ports and chambers (Intake Max Flow 395 CFM at .900 lift / Exhaust 260 CFM at .700 lift), Designed for engines above 850 HP and engine speeds above 8000 RPM for use with mechanical roller camshafts.  Uses premium seats and guides set up for 2.250 Intake/1.700.  Machined for shaft mounted Steel or Aluminum Rocker arm bars.

Bare Heads: 
$2995 (with exchange of stock heads).
Shaft Mounted Rockers Bars: $1295
Rocker Arms – Steel: $3895
Rocker Arms – Aluminum: $1995
Victory Titanium Intake and Exhaust valves: Call.


  • Home
  • Products
    • Cylinder Heads and Rockers
    • Cams, VCT Travel Limiters
    • Pistons, Rods, Dampers, Crankshaft Dampers
    • Superchargers
    • Fuel Systems
    • Control Systems
    • Fasteners
    • Oil Pans and Components
    • Engine Services
  • Projects
    • 2020 Ford 7.3L Dyno Results - Stage 1
    • Cam Bolt Failure
    • Dyno Results – Stage 3 Ultra Street
  • Videos and Photos
  • Contact