
Performer RPM FE 390-428 Cobra Jet Aluminum Cylinder Head for Ford FE
- Performer RPM FE Head
- 1961-1976 Ford 427 Low/Medium Riser
- Valve Springs for Hydraulic Roller
- Valve Size: 2.09"/1.66"
- Port Volume: 170cc/125cc
- 76cc Combustion Chambers
- Max Lift: .600"
- Assembled, Sold Individually
Note: 72cc chamber heads have both vertical and diagonal exhaust bolt patterns. 76cc heads have vertical exhaust bolt pattern only.
Tech Tip: To gain more spark plug clearance, Edelbrock recommends using Champion RC Series plugs such as the RC12YC (P/N 192-49776). They are 0.230' shorter than a conventional spark plug and have a 5/8' hex for easier access.
Combustion Chamber Volume: 72cc Intake Runner Volume: 170cc Exhaust Runner Volume: 125cc Intake Valve Diameter: 2.09' Exhaust Valve Diameter: 1.66' Valve Stem Diameter: 3/8" Valve Guides: Manganese bronze Deck Thickness: 5/8' Valve Spring Diameter: 1.55" Valve Spring Maximum Lift: .600" Rocker Stud: N/A Guideplate: N/A Pushrod Diameter: 3/8 Valve Angle: 13° Exhaust Port Location: Stock Spark Plug Fitment: 14mm x 3/4' Reach,
Gasket SeatValve Lift Intake Exhaust .100' 88 64 .200' 153 113 .300' 195 148 .400' 233 171 .500' 265 183 .600' 270 200 .700' N/A N/A Flow Numbers as tested by Edelbrock's SuperFlo SF-1020 flow bench @ 28' H2O Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART



