SCE Gaskets Spartan MLS Head Gasket 4.375 x .027 — Big Block Chevy

SKU: BHMS_M133728
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About SCE Gaskets SCE Gaskets engineers high-quality automotive parts and ...Read More

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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 SCE Gaskets

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

Maximum Seal Integrity for Big Block Chevy Engines

When building a high-performance Big Block Chevy, the cylinder head gasket is the last line of defense against combustion pressure. The SCE Gaskets Spartan MLS Head Gasket is engineered to provide an uncompromising seal under demanding conditions. Utilizing advanced Multi-Layer Steel (MLS) technology, this gasket conforms to surface irregularities to ensure a leak-free environment, even in high-compression applications.

Technical Specifications

  • Bore Diameter: 4.375 inches
  • Compressed Thickness: 0.027 inches
  • Material: Multi-Layer Steel (MLS)
  • Application: Big Block Chevy (BBC)

The .027-inch compressed thickness is specifically chosen to help optimize quench and compression ratios, providing the tight tolerances required for professional engine builds. Unlike standard composition gaskets, the Spartan MLS series offers superior thermal expansion resistance, making it ideal for street-strip and racing engines that experience significant temperature fluctuations. Its robust construction prevents blowout and ensures that your combustion chamber pressure remains consistent throughout the entire RPM range. Whether you are refreshing a classic big block or building a custom powerhouse, this gasket provides the reliability you need to push your engine to the limit. Trust your engine build to the precision engineering found at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About SCE Gaskets

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

Maximum Seal Integrity for Big Block Chevy Engines

When building a high-performance Big Block Chevy, the cylinder head gasket is the last line of defense against combustion pressure. The SCE Gaskets Spartan MLS Head Gasket is engineered to provide an uncompromising seal under demanding conditions. Utilizing advanced Multi-Layer Steel (MLS) technology, this gasket conforms to surface irregularities to ensure a leak-free environment, even in high-compression applications.

Technical Specifications

  • Bore Diameter: 4.375 inches
  • Compressed Thickness: 0.027 inches
  • Material: Multi-Layer Steel (MLS)
  • Application: Big Block Chevy (BBC)

The .027-inch compressed thickness is specifically chosen to help optimize quench and compression ratios, providing the tight tolerances required for professional engine builds. Unlike standard composition gaskets, the Spartan MLS series offers superior thermal expansion resistance, making it ideal for street-strip and racing engines that experience significant temperature fluctuations. Its robust construction prevents blowout and ensures that your combustion chamber pressure remains consistent throughout the entire RPM range. Whether you are refreshing a classic big block or building a custom powerhouse, this gasket provides the reliability you need to push your engine to the limit. Trust your engine build to the precision engineering found at GGCRACING.

Product Details

Product Description

About SCE Gaskets

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

Maximum Seal Integrity for Big Block Chevy Engines

When building a high-performance Big Block Chevy, the cylinder head gasket is the last line of defense against combustion pressure. The SCE Gaskets Spartan MLS Head Gasket is engineered to provide an uncompromising seal under demanding conditions. Utilizing advanced Multi-Layer Steel (MLS) technology, this gasket conforms to surface irregularities to ensure a leak-free environment, even in high-compression applications.

Technical Specifications

  • Bore Diameter: 4.375 inches
  • Compressed Thickness: 0.027 inches
  • Material: Multi-Layer Steel (MLS)
  • Application: Big Block Chevy (BBC)

The .027-inch compressed thickness is specifically chosen to help optimize quench and compression ratios, providing the tight tolerances required for professional engine builds. Unlike standard composition gaskets, the Spartan MLS series offers superior thermal expansion resistance, making it ideal for street-strip and racing engines that experience significant temperature fluctuations. Its robust construction prevents blowout and ensures that your combustion chamber pressure remains consistent throughout the entire RPM range. Whether you are refreshing a classic big block or building a custom powerhouse, this gasket provides the reliability you need to push your engine to the limit. Trust your engine build to the precision engineering found at GGCRACING.

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