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Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
and more positive shifts & band apply Larger diameter servos increase band pressure which means more force on flex bands New sprags/roller clutches (upgraded in particular models - call for applications)
Notes: Works only with analog systems
Don't let their small size fool you—AFR Magnum fully CNC-ported 315cc aluminum cylinder heads will provide you with flow numbers that most medium sized heads
leaving more air space
AFR 300cc Magnum BBC Cylinder Heads 3680 Hex Drives and more positive shifts &Brand: Airflow Research (AFR) Manufacturer's Part Number: 3680 Part Type: Cylinder Heads Product Line: AFR 300cc Magnum BBC Cylinder Heads Automotive Fittings Part Number: AFR 3680 Combustion Chamber Volume (cc): 113 Intake Runner Volume (cc): 300cc Cylinder Head Style: Assembled Cylinder Head Material: Cast aluminum Intake Port Shape: Oval Intake Valve Diameter (in.): 2. 300 in. CNC Machined Combustion Chamber: Yes CNC Machined Intake Runner: Yes CNC
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