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AFR 265cc Oval Port Magnum BBC Cylinder Heads 3610-1

Airflow Research (AFR) 3610-1 - AFR 265cc Oval Port Magnum BBC Cylinder Heads

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Cylinder Heads, Oval Port Magnum, Aluminum, Assembled, 112cc Combustion Chamber, 265cc Intake, Chevy, Pair

Estimated Ship Date: Monday 2/2/2015 Would you rather pick it up? Select Location

  • Order this item and get free delivery and handling on your entire order! Oversize fees also waived on this item. Valid on orders shipped in the contiguous United States.

Brand: Airflow Research (AFR)

Manufacturer's Part Number: 3610-1

Part Type: Cylinder Heads

Product Line: AFR 265cc Oval Port Magnum BBC Cylinder Heads

Summit Racing Part Number: AFR-3610-1

Cylinder Head Style: Assembled

Cylinder Head Material: Aluminum

Cylinder Head Finish: Natural

Combustion Chamber Volume (cc): 112

CNC-Machined Combustion Chamber: Yes

Intake Runner Volume (cc): 265cc

Exhaust Runner Volume (cc): 115cc

CNC-Machined Intake Runner: Yes

CNC-Machined Exhaust Runner: Yes

Combustion Chamber Style: Heart

Intake Port Shape: Oval

Intake Port Location: Standard

Exhaust Port Shape: Square

Exhaust Port Location: Raised

Intake Valves Included: Yes

Intake Valve Diameter (in): 2.190 in.

Exhaust Valves Included: Yes

Exhaust Valve Diameter (in): 1.880 in.

Valve Springs Included: Yes

Maximum Valve Lift (in): 0.650 in.

Outside Diameter of Outer Spring (in): 1.550 in.

Damper Spring Included: Yes

Number of Springs Per Valve: Dual

Retainers Included: Yes

Retainer Material: Chromoly steel

Locks Included: Yes

Lock Style: 10 degree

Valve Stem Seals Included: Yes

Rocker Arm Studs Included: Yes

Rocker Arm Nut Thread Size: 7/16-20 in.

Rocker Arms Included: No

Rocker Arm Nuts Included: No

Guideplates Included: Yes

Guideplate Pushrod Size: 3/8 in.

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: 5-angle

Valve Seat Material: Ductile iron

Steam Holes Drilled: No

Oiling Style: Through pushrod

Machined for O-Ring: No

Heat Crossover: No

Quantity: Sold as a pair.

Notes: CNC bowl blend, intake and exhaust ports are not fully CNC ported.

In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

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These AFR 265cc Oval Port Magnum BBC cylinder heads are ideal for use on smaller cubic inch engines, providing tons of bottom-end torque, tremendous throttle response, and great all-around power. They feature a 3/4 in. thick deck, reinforced rocker stud bosses, and thick, rugged castings.

Additional features include:

* 2.190 in. intake and 1.880 in. exhaust, one-piece stainless steel valves
* Bronze valve guides
* Viton® valve seals
* 1.550 in. double valve springs
* 10 degree valve spring retainers and locks
* 7/16 in. rocker arm studs
* 3/8 in. guideplates
* 0.375 in. raised exhaust ports


Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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