FLOTEK Performance Cylinder Heads BBC 320cc Assembled Aluminum Head — Big Block Chevy

SKU: GCBB_305-6058
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Sale price$1,025.64
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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

Product Details

Product Description
Part Numbers
Sizing & Fit

About FLOTEK Performance Cylinder Heads

FLOTEK Performance Cylinder Heads engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FLOTEK Performance Cylinder Heads lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Unlock Massive Horsepower with FLOTEK BBC Cylinder Heads

Take your Big Block Chevy engine to the next level with the FLOTEK Performance 320cc Assembled Aluminum Cylinder Heads. Engineered for high-output street and strip applications, these heads provide superior airflow and thermal efficiency compared to factory iron castings. Whether you are building a naturally aspirated monster or a forced induction beast, these heads deliver the flow characteristics required for peak performance.

Technical Specifications

  • Intake Runner Volume: 320cc
  • Combustion Chamber: 133cc
  • Valve Sizes: 2.250 inch Intake / 1.880 inch Exhaust
  • Springs: 1.620 inch performance springs
  • Design: Angle plug for optimized spark delivery
  • Material: Lightweight, heat-dissipating aluminum

These heads arrive fully assembled, saving you time and machine shop costs. The precision-machined valve seats and high-quality springs ensure durability under high RPM conditions. The 320cc intake runners are specifically optimized for large displacement engines, ensuring your BBC breathes freely at high power levels. Experience the difference in throttle response and torque output with this premium upgrade. For all your engine building needs, trust the experts at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About FLOTEK Performance Cylinder Heads

FLOTEK Performance Cylinder Heads engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FLOTEK Performance Cylinder Heads lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Unlock Massive Horsepower with FLOTEK BBC Cylinder Heads

Take your Big Block Chevy engine to the next level with the FLOTEK Performance 320cc Assembled Aluminum Cylinder Heads. Engineered for high-output street and strip applications, these heads provide superior airflow and thermal efficiency compared to factory iron castings. Whether you are building a naturally aspirated monster or a forced induction beast, these heads deliver the flow characteristics required for peak performance.

Technical Specifications

  • Intake Runner Volume: 320cc
  • Combustion Chamber: 133cc
  • Valve Sizes: 2.250 inch Intake / 1.880 inch Exhaust
  • Springs: 1.620 inch performance springs
  • Design: Angle plug for optimized spark delivery
  • Material: Lightweight, heat-dissipating aluminum

These heads arrive fully assembled, saving you time and machine shop costs. The precision-machined valve seats and high-quality springs ensure durability under high RPM conditions. The 320cc intake runners are specifically optimized for large displacement engines, ensuring your BBC breathes freely at high power levels. Experience the difference in throttle response and torque output with this premium upgrade. For all your engine building needs, trust the experts at GGCRACING.

Product Details

Product Description

About FLOTEK Performance Cylinder Heads

FLOTEK Performance Cylinder Heads engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FLOTEK Performance Cylinder Heads lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Unlock Massive Horsepower with FLOTEK BBC Cylinder Heads

Take your Big Block Chevy engine to the next level with the FLOTEK Performance 320cc Assembled Aluminum Cylinder Heads. Engineered for high-output street and strip applications, these heads provide superior airflow and thermal efficiency compared to factory iron castings. Whether you are building a naturally aspirated monster or a forced induction beast, these heads deliver the flow characteristics required for peak performance.

Technical Specifications

  • Intake Runner Volume: 320cc
  • Combustion Chamber: 133cc
  • Valve Sizes: 2.250 inch Intake / 1.880 inch Exhaust
  • Springs: 1.620 inch performance springs
  • Design: Angle plug for optimized spark delivery
  • Material: Lightweight, heat-dissipating aluminum

These heads arrive fully assembled, saving you time and machine shop costs. The precision-machined valve seats and high-quality springs ensure durability under high RPM conditions. The 320cc intake runners are specifically optimized for large displacement engines, ensuring your BBC breathes freely at high power levels. Experience the difference in throttle response and torque output with this premium upgrade. For all your engine building needs, trust the experts at GGCRACING.

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