Airflow Research AFR 185cc ENFORCER Cylinder Heads for Small-Block Ford Engines

Description

• Combustion Chamber Volume (cc):  59
• Intake Runner Volume (cc): 185cc
• Exhaust Runner Volume (cc): 64cc
• Intake Valve Diameter (in.): 2.020 in.
• Exhaust Valve Diameter (in.): 1.600 in.

Cylinder Head Style:AssembledCylinder Head Material:AluminumIntake Port Shape:RectangularCylinder Head Color:NaturalCNC-Machined Combustion Chamber:NoCNC-Machined Intake Runner:NoCNC-Machined Exhaust Runner:NoCombustion Chamber Style:HeartIntake Port Location:StandardExhaust Port Shape:SquareExhaust Port Location:StandardSpark Plug Style:AngleIntake Valves Included:YesExhaust Valves Included:YesValve Springs Included:YesMaximum Valve Lift (in.):0.600 in.Camshaft Style:Hydraulic rollerOutside Diameter of Outer Spring (in.):1.290 in.Damper Spring Included:NoNumber of Springs Per Valve:DualRetainers Included:YesRetainer Material:Chromoly steelLocks Included:YesLock Style:7 degreeValve Stem Seals Included:YesValve Stem Seal Style:Positive stopRocker Arm Studs Included:YesRocker Arm Nut Thread Size:3/8 in.-24Rocker Arms Included:NoRocker Arm Nuts Included:NoGuideplates Included:YesGuideplate Pushrod Size:5/16 in.Valve Cover Mounting Style:Perimeter boltAccessory Bolt Holes Drilled:YesIntake Valve Angle:20Exhaust Valve Angle:20Valve Guides Included:YesValve Guide Material:BronzeValve Seats Machined:YesValve Seat Machine Style:3-angleValve Seat Material:Ductile ironSteam Holes Drilled:NoOiling Style:Through pushrodMachined for O-Ring:NoHeat Crossover:NoQuantity:Sold individually.Notes:Installed valve springs are for hydraulic roller cams.

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