Description
AFR 290cc oval port Magnum BBC cylinder heads feature 100 percent CNC porting on the exhaust, intake, and combustion chambers to provide the ultimate in oval port performance. They produce tremendous airspeed and are ideal for 396-509 cu. in. engines. These heads feature AFR's trademark 3/4 in. deck, reinforced rocker stud bosses, and thick, rugged castings. They're available bare or fully assembled with one-piece stainless steel valves, double valve springs, steel locks, retainers, and guideplates. The cylinder heads also have high-flowing 3/8 in. raised exhaust ports for better performance. Choose the model best suited for your vehicle application.Brand: Airflow Research (AFR)
Manufacturer's Part Number: 3630
Part Type: Cylinder Heads
Product Line: AFR 290cc Oval Port Magnum BBC Cylinder Heads
HP Direct Part Number: AFR-3630
Combustion Chamber Volume (cc): 112
Intake Runner Volume (cc): 290cc
Cylinder Head Style: Bare
Cylinder Head Material: Cast aluminum
Intake Port Shape: Oval
Intake Valve Diameter (in.): 2.250 in.
CNC-Machined Combustion Chamber: Yes
CNC-Machined Intake Runner: Yes
CNC-Machined Exhaust Runner: Yes
Combustion Chamber Style: Heart
Intake Port Location: Standard
Exhaust Port Shape: Round
Exhaust Port Location: Raised
Intake Valves Included: No
Exhaust Valves Included: No
Exhaust Valve Diameter (in.): 1.880 in.
Valve Springs Included: No
Damper Spring Included: No
Retainers Included: No
Locks Included: No
Valve Stem Seals Included: No
Rocker Arm Studs Included: No
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: No
Valve Cover Mounting Style: Perimeter bolt
Accessory Bolt Holes Drilled: Yes
Intake Valve Angle: 24/4
Exhaust Valve Angle: 15/4
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 3-angle
Valve Seat Material: Ductile iron
Cylinder Head Color: Natural
Steam Holes Drilled: No
Oiling Style: Through pushrod
Machined for O-Ring: No
Heat Crossover: No
Remanufactured: No
Quantity: Sold as a pair.
Manufacturer's Part Number: 3630
Part Type: Cylinder Heads
Product Line: AFR 290cc Oval Port Magnum BBC Cylinder Heads
HP Direct Part Number: AFR-3630
Combustion Chamber Volume (cc): 112
Intake Runner Volume (cc): 290cc
Cylinder Head Style: Bare
Cylinder Head Material: Cast aluminum
Intake Port Shape: Oval
Intake Valve Diameter (in.): 2.250 in.
CNC-Machined Combustion Chamber: Yes
CNC-Machined Intake Runner: Yes
CNC-Machined Exhaust Runner: Yes
Combustion Chamber Style: Heart
Intake Port Location: Standard
Exhaust Port Shape: Round
Exhaust Port Location: Raised
Intake Valves Included: No
Exhaust Valves Included: No
Exhaust Valve Diameter (in.): 1.880 in.
Valve Springs Included: No
Damper Spring Included: No
Retainers Included: No
Locks Included: No
Valve Stem Seals Included: No
Rocker Arm Studs Included: No
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: No
Valve Cover Mounting Style: Perimeter bolt
Accessory Bolt Holes Drilled: Yes
Intake Valve Angle: 24/4
Exhaust Valve Angle: 15/4
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 3-angle
Valve Seat Material: Ductile iron
Cylinder Head Color: Natural
Steam Holes Drilled: No
Oiling Style: Through pushrod
Machined for O-Ring: No
Heat Crossover: No
Remanufactured: No
Quantity: Sold as a pair.
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