Cometic C4145-050 BMC A-Series 948/1098 Copper Head Gasket 67.5mm Bore

The Cometic C4145-050 is a precision-engineered copper cylinder head gasket designed specifically for BMC A-Series engines with 948cc and 1098cc displacement. This gasket features a .050-inch (1.27mm) compressed thickness and a 67.5mm bore diameter, making it ideal for performance engine builds and rebuilds requiring precise compression control.

Key Features:

• 100% copper construction provides superior heat dissipation and conformability
• .050-inch compressed thickness allows for compression ratio tuning
• 67.5mm bore diameter fits BMC 948cc and 1098cc A-Series engines
• Designed for high-performance and racing applications
• Reusable with proper installation and surface preparation
• Compatible with classic British vehicles including Mini, Morris Minor, Austin-Healey Sprite, and MG Midget

Cometic's copper head gaskets are engineered to handle extreme cylinder pressures and temperatures in modified engines. The soft copper material conforms to minor surface imperfections and provides excellent sealing capability when used with properly machined surfaces. This gasket is a popular choice among classic BMC A-Series engine builders seeking reliable performance sealing.