RFD Splayed Valve SBC

RFD has been building fast splayed valve heads for many years.
Experience with these castings is extensive.
We have several programs for these and custom build each set specifically for each application.
Available in both 4.4" and 4.5" bore spacing.


Name: RFD Splayed Valve SBC


Platform: Small Block Chevy

Price: $Price upon request

Cylinder Head Specifics

Bore: 4.4"-4.5"
Intake Valves: 2.2 to 2.27
Exhaust Valves: 1.56 to 1.62
Flow: 450+ / 298

Other Specs


  • CNC Ported Cylinder Heads

  • Welding, Repair & Fabrication

  • Custom CNC Machining

  • Cylinder Head Development


Monday-Friday 10am-6pm EST

545 South Birdneck Road
Suite 109 Virginia Beach, VA 23451

Phone- (757)222-9717

Fax- (757)222-9890

E-Mail- info@raceflowdevelopment.com