Ajusa 10103900 Cylinder Head Gasket FIBERMAX Composite

The Ajusa 10103900 is a precision-engineered cylinder head gasket designed to deliver reliable sealing performance for BMW engines. This gasket creates a critical seal between the cylinder head and engine block, preventing the leakage of combustion gases, oil, and coolant to optimize engine performance and efficiency.

Key Specifications:

• Bore Diameter: 85mm (3.346 inches)
• Compressed Thickness: 1.8mm (0.071 inches)
• Length: 387mm
• Width: 155mm
• Material: FIBERMAX Composite/Fiber/Steel construction
• UPC: 8427769471124

Features:

• FIBERMAX composite material provides superior heat resistance and durability
• Precision-engineered for exact fitment and optimal compression
• Advanced multi-layer construction ensures reliable sealing under extreme temperatures and pressures
• Prevents combustion gas leakage, oil seepage, and coolant migration
• Sold individually

Important Installation Note: This gasket should only be installed in connection with Ajusa head bolt set 81008600 for proper clamping force and reliability.

OEM Cross-References: BMW 111217215431, BMW 11121721546, BMW 11121721547, Ford 1721546, Ford 1721547, Nissan 111217215431K