SCE Gaskets P135262NW Pro Copper Cylinder Head Gasket Bore Big Block Chevy - 4.520

The SCE Gaskets P135262NW is a premium Pro Copper cylinder head gasket designed specifically for Big Block Chevy engines. This high-performance gasket features a 4.520-inch bore diameter and 0.062-inch compression thickness, making it ideal for performance and racing applications where superior sealing and heat dissipation are critical.

Key Features:

• Solid copper construction for maximum thermal conductivity and heat transfer
• 4.520-inch bore diameter accommodates oversized pistons and performance builds
• 0.062-inch (62 thousandths) compression thickness for precise deck height control
• Pro Copper series design eliminates the need for sealants in most applications
• Reusable design allows for multiple installations when properly maintained
• Excellent for boosted applications and high-cylinder-pressure engines

SCE Pro Copper head gaskets are CNC-machined from solid copper sheet, providing exceptional conformability to deck surfaces and cylinder head faces. The copper construction naturally fills minor surface imperfections while maintaining superior combustion sealing. These gaskets are a popular choice among engine builders for big block Chevy street performance, drag racing, and marine applications. Sold individually.