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Airflow Research (AFR) 1456 - AFR 225cc SBF Outlaw Race Heads

Airflow Research (AFR) 1456 - AFR 225cc SBF Outlaw Race Heads large image

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  • Cylinder Heads, Race Porting, Aluminum, Assembled, 72cc Chamber, 225cc Intake, Ford, Small Block, Pair
  • Application Specific
  • Estimated Ship Date: Today
 
BrandAirflow Research (AFR)
Manufacturer's Part Number1456
Part TypeCylinder Heads
Product LineAFR 225cc SBF Outlaw Race Heads
Summit Racing Part NumberAFR-1456
 
Cylinder Head StyleAssembled
Cylinder Head MaterialAluminum
Cylinder Head FinishNatural
Combustion Chamber Volume (cc)72
CNC-Machined Combustion ChamberYes
Intake Runner Volume (cc)225cc
Exhaust Runner Volume (cc)80cc
CNC-Machined Intake RunnerYes
CNC-Machined Exhaust RunnerYes
Combustion Chamber StyleHeart
Intake Port ShapeRectangular
Intake Port LocationStandard
Exhaust Port ShapeSquare
Exhaust Port LocationRaised
Spark Plug StyleAngle
Intake Valves IncludedYes
Intake Valve Diameter (in)2.080 in.
Exhaust Valves IncludedYes
Exhaust Valve Diameter (in)1.600 in.
Valve Springs IncludedYes
Maximum Valve Lift (in)0.710 in.
Outside Diameter of Outer Spring (in)1.550 in.
Damper Spring IncludedYes
Number of Springs Per ValveDual
Retainers IncludedYes
Retainer MaterialChromoly steel
Locks IncludedYes
Lock Style10 degree
Valve Stem Seals IncludedYes
Valve Stem Seal StyleViton®
Rocker Arm Studs IncludedYes
Rocker Arm Nut Thread Size7/16-20 in.
Rocker Arms IncludedNo
Rocker Arm Nuts IncludedNo
Guideplates IncludedYes
Guideplate Pushrod Size5/16 in.
Valve Cover Mounting StylePerimeter bolt
Accessory Bolt Holes DrilledYes
Intake Valve Angle20
Exhaust Valve Angle20
Valve Guides IncludedYes
Valve Guide MaterialBronze
Valve Seats MachinedYes
Valve Seat Machine Style3-angle
Valve Seat MaterialDuctile iron
Steam Holes DrilledNo
Oiling StyleThrough pushrod
Machined for O-RingNo
Heat CrossoverNo
QuantitySold as a pair.
NotesExhaust ports are raised 0.375 in. higher than stock.
CalculatorCompression Calculator
 

Are you looking for big torque and horsepower numbers? Only AFR's 225cc SBF Outlaw race cylinder heads will provide you with exactly that. With the largest intake and exhaust runner volumes for AFR's inline Ford lineup, these are the ultimate heads for NMRA Renegade or Hot Street classes. With lightweight 8mm, 2.080 in. intake valves and 1.600 in. exhaust valves, these heads move massive amounts of air. They come available with combustion chamber volumes of 58 or 72cc accompanied by 80cc exhaust ports, which are raised .375 in. higher than stock. AFR's 225cc Outlaw heads are the perfect choice for 347-427 c.i.d. Windsor engines operating between 4,500 and 8,500 rpm. AFR's trademark 3/4 in. thick cylinder head deck makes them ideal for heavy nitrous or blower applications.

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