Premium 0.60mm Copper Cylinder Head Gasket for Superior Engine Sealing

High-precision laser-cut copper core ensures optimal thermal conductivity and compression resistance, engineered specifically for DAIHATSU BOON M300S with B21A engine compatibility. OEM-grade thickness (0.60mm±0.02mm tolerance) guarantees perfect fitment to replace part number 11115-40060.

Multi-layer stainless steel reinforcement edges prevent blowouts under extreme pressure, while heat-resistant graphite coating extends lifespan beyond 80,000km. Direct application for engine rebuilds, performance upgrades, or preventive maintenance in turbocharged/vintage vehicles.

Exclusive wholesale pricing with bulk discounts for auto repair shops and resellers. Ships globally with certified quality assurance – identical to MASUMA’s JIS D5301 standards without brand markup.