FEL-PRO GM LS-Series 1.550 x 1.750 Rectangle Port Exhaust Gasket — Fits LS1 Engines

SKU: BCWV_1438
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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 FEL-PRO

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

Reliable Sealing for GM LS-Series Engines

The FEL-PRO 1438 Exhaust Header Gasket set is engineered to provide an airtight seal for GM LS-Series engines featuring stock rectangle ports. If you are upgrading your exhaust headers or performing a top-end rebuild, these gaskets offer the professional-grade performance required to prevent leaks and maintain optimal exhaust flow. The steel core laminate construction provides the perfect balance of flexibility and durability, ensuring a long-lasting seal that can withstand the rigors of high-performance driving.

Key Features & Advantages

  • Port Size: 1.550 in x 1.750 in Rectangle Port
  • Construction: Steel Core Laminate for maximum heat tolerance
  • Compatibility: Designed specifically for GM LS-Series cylinder heads
  • Performance: Prevents exhaust gas leakage and loss of backpressure
  • Ease of Install: Precision fitment for stock port configurations

These gaskets are specifically designed to accommodate the thermal expansion and contraction common in LS-series engines, preventing the common issue of blown-out gaskets. By maintaining a consistent seal, you ensure that your engine operates at peak efficiency, allowing for better throttle response and overall power delivery. Whether you are a weekend racer or a daily driver enthusiast, these gaskets provide the peace of mind that your exhaust system is sealed tight. Find the best engine components at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About FEL-PRO

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

Reliable Sealing for GM LS-Series Engines

The FEL-PRO 1438 Exhaust Header Gasket set is engineered to provide an airtight seal for GM LS-Series engines featuring stock rectangle ports. If you are upgrading your exhaust headers or performing a top-end rebuild, these gaskets offer the professional-grade performance required to prevent leaks and maintain optimal exhaust flow. The steel core laminate construction provides the perfect balance of flexibility and durability, ensuring a long-lasting seal that can withstand the rigors of high-performance driving.

Key Features & Advantages

  • Port Size: 1.550 in x 1.750 in Rectangle Port
  • Construction: Steel Core Laminate for maximum heat tolerance
  • Compatibility: Designed specifically for GM LS-Series cylinder heads
  • Performance: Prevents exhaust gas leakage and loss of backpressure
  • Ease of Install: Precision fitment for stock port configurations

These gaskets are specifically designed to accommodate the thermal expansion and contraction common in LS-series engines, preventing the common issue of blown-out gaskets. By maintaining a consistent seal, you ensure that your engine operates at peak efficiency, allowing for better throttle response and overall power delivery. Whether you are a weekend racer or a daily driver enthusiast, these gaskets provide the peace of mind that your exhaust system is sealed tight. Find the best engine components at GGCRACING.

Product Details

Product Description

About FEL-PRO

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

Reliable Sealing for GM LS-Series Engines

The FEL-PRO 1438 Exhaust Header Gasket set is engineered to provide an airtight seal for GM LS-Series engines featuring stock rectangle ports. If you are upgrading your exhaust headers or performing a top-end rebuild, these gaskets offer the professional-grade performance required to prevent leaks and maintain optimal exhaust flow. The steel core laminate construction provides the perfect balance of flexibility and durability, ensuring a long-lasting seal that can withstand the rigors of high-performance driving.

Key Features & Advantages

  • Port Size: 1.550 in x 1.750 in Rectangle Port
  • Construction: Steel Core Laminate for maximum heat tolerance
  • Compatibility: Designed specifically for GM LS-Series cylinder heads
  • Performance: Prevents exhaust gas leakage and loss of backpressure
  • Ease of Install: Precision fitment for stock port configurations

These gaskets are specifically designed to accommodate the thermal expansion and contraction common in LS-series engines, preventing the common issue of blown-out gaskets. By maintaining a consistent seal, you ensure that your engine operates at peak efficiency, allowing for better throttle response and overall power delivery. Whether you are a weekend racer or a daily driver enthusiast, these gaskets provide the peace of mind that your exhaust system is sealed tight. Find the best engine components at GGCRACING.

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