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BS40640 Rear Main Seal Gasket Set for GM LS Engines (4.8 L, 5.3 L, 5.7 L, 6.0 L) (6.2 L)

This gasket set offers exceptional durability for GM LS engines.

Frowse Rating7.8/10

This rear main seal gasket set is engineered for compatible GM LS engines, ensuring a reliable seal under high pressure and temperature. It is specifically designed to replace part number BS40640, suitable for various Chevy and GMC models. Each package includes one rear main gasket seal, built to withstand aggressive media in automotive applications.

  • Compatible with GM LS LS1 LS2 LS3 LQ4 LQ9 4.8L to 6.2L engines
  • Replaces part number BS40640 12639249
  • Dimensions: 10.2 x 10.2 x 0.5 inches
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Frowse Rating 7.8/10

Best for: Owners of GM LS series engines

Our Review

The BS40640 Rear Main Seal Gasket Set excels in compatibility and durability, making it a standout choice for those with GM LS series engines. This gasket set is designed to withstand high pressures and temperatures, ensuring reliable performance in demanding conditions. Its construction promises resistance to breakage, instilling confidence in its longevity.

This product is ideal for owners of GM vehicles like the Chevy Silverado, Suburban, and GMC Sierra from 1997-2016. Whether you’re a DIY enthusiast or a professional mechanic, this rear main seal gasket set simplifies maintenance and repairs while providing the reliability required for optimal engine function.

Overall, the BS40640 gasket set represents an excellent investment for anyone needing a dependable solution for GM LS engines. Its high-quality composition and compatibility make it highly recommended for maintained vehicle performance.

What we like

  • Designed for a wide range of GM LS engines
  • Resistant to high pressures and temperatures
  • Reliable performance over time
  • Supports effective engine sealing
  • Easy installation process

Our verdict

This gasket set offers exceptional durability for GM LS engines.

Product Details

The BS40640 rear main seal gasket set is compatible with GM LS series engines including LS1, LS2, LS3, LQ4, LQ9, and others, covering engine sizes from 4.8L to 6.2L. It is specifically designed for vehicles like the Chevy Silverado, Suburban, Tahoe, Trailblazer, and GMC Sierra. The gasket set is constructed to withstand high pressures, high temperatures, and aggressive automotive fluids, ensuring reliability and durability.
ASIN:
B0FL2M7633
Brand:
Weonaroll

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