Air FLow Research

Air Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block Chevy

Air Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block Chevy
Air Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block Chevy
Air Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block Chevy
Air Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block Chevy
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Air Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block ChevyAir Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block ChevyAir Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block ChevyAir Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block Chevy
Air FLow Research

Air Flow Research BBC 325cc Magnum Cylinder Heads — Fits Big Block Chevy

SKU: GBMK_2101-1
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Dominant Power for Big Block ChevyWhen you need serious airflow ...Read More

Price:
$3,701.00
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

Dominant Power for Big Block Chevy

When you need serious airflow for your Big Block Chevy, the Air Flow Research (AFR) 325cc Magnum Cylinder Heads are the ultimate choice. These heads are engineered to support high-horsepower builds, providing the massive volume and velocity necessary for large-displacement engines. With 325cc intake runners, these heads are capable of feeding high-revving, high-output engines with ease.

Engineered for Performance

  • Runner Volume: 325cc intake runners for maximum flow capacity.
  • Chamber Design: 121cc combustion chamber optimized for power.
  • Valve Train: 2.300 intake / 1.880 exhaust valves for extreme performance.
  • Springs: 1.625 inch heavy-duty springs for high-lift cams.
  • Construction: Premium aluminum for heat management and weight reduction.

The Magnum series represents the pinnacle of AFR's Big Block technology. These heads are fully assembled and ready for installation, featuring precision-machined surfaces and high-quality components throughout. The angle plug configuration ensures ideal spark plug positioning for efficient combustion. Whether you are running a street-strip beast or a dedicated track car, these cylinder heads provide the reliability and performance required to stay ahead of the competition. Upgrade your BBC build with the best components from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

Dominant Power for Big Block Chevy

When you need serious airflow for your Big Block Chevy, the Air Flow Research (AFR) 325cc Magnum Cylinder Heads are the ultimate choice. These heads are engineered to support high-horsepower builds, providing the massive volume and velocity necessary for large-displacement engines. With 325cc intake runners, these heads are capable of feeding high-revving, high-output engines with ease.

Engineered for Performance

  • Runner Volume: 325cc intake runners for maximum flow capacity.
  • Chamber Design: 121cc combustion chamber optimized for power.
  • Valve Train: 2.300 intake / 1.880 exhaust valves for extreme performance.
  • Springs: 1.625 inch heavy-duty springs for high-lift cams.
  • Construction: Premium aluminum for heat management and weight reduction.

The Magnum series represents the pinnacle of AFR's Big Block technology. These heads are fully assembled and ready for installation, featuring precision-machined surfaces and high-quality components throughout. The angle plug configuration ensures ideal spark plug positioning for efficient combustion. Whether you are running a street-strip beast or a dedicated track car, these cylinder heads provide the reliability and performance required to stay ahead of the competition. Upgrade your BBC build with the best components from GGCRACING.

Product Details

Product Description

Dominant Power for Big Block Chevy

When you need serious airflow for your Big Block Chevy, the Air Flow Research (AFR) 325cc Magnum Cylinder Heads are the ultimate choice. These heads are engineered to support high-horsepower builds, providing the massive volume and velocity necessary for large-displacement engines. With 325cc intake runners, these heads are capable of feeding high-revving, high-output engines with ease.

Engineered for Performance

  • Runner Volume: 325cc intake runners for maximum flow capacity.
  • Chamber Design: 121cc combustion chamber optimized for power.
  • Valve Train: 2.300 intake / 1.880 exhaust valves for extreme performance.
  • Springs: 1.625 inch heavy-duty springs for high-lift cams.
  • Construction: Premium aluminum for heat management and weight reduction.

The Magnum series represents the pinnacle of AFR's Big Block technology. These heads are fully assembled and ready for installation, featuring precision-machined surfaces and high-quality components throughout. The angle plug configuration ensures ideal spark plug positioning for efficient combustion. Whether you are running a street-strip beast or a dedicated track car, these cylinder heads provide the reliability and performance required to stay ahead of the competition. Upgrade your BBC build with the best components from GGCRACING.

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