Ajusa 81040000 Cylinder Head Bolt Kit OE Replacement Set

The Ajusa 81040000 is an OE-replacement cylinder head bolt kit engineered to meet or exceed original manufacturer specifications. Cylinder head bolts are critical fasteners responsible for clamping the cylinder head tightly to the engine block, ensuring proper compression and preventing leaks of combustion gases or coolant.

Key Features:

• OE-quality construction — manufactured to ISO 9001 and TS 16949 standards using premium materials and precision machining processes
• Complete kit — contains all head bolts needed to complete the repair in one convenient set
• Assembly lube included — thread and head bolt lubricant is included to ensure consistent torque readings across all bolts during installation
• Torque sequence and spec sheet included — takes the guesswork out of proper installation
• Protective packaging — shipped in a shrink-wrapped cardboard window box to preserve bolt thread integrity and confirm kit completeness before opening
• Torque-To-Yield (TTY) design — engineered to stretch slightly when torqued, ensuring optimal clamping force and a leak-proof seal

About Ajusa: Established in 1972 and headquartered in Spain, Ajusa is a globally recognized OE-certified manufacturer of gaskets, cylinder head bolt sets, and hydraulic lifters. Ajusa holds ISO 9001, ISO/TS 16949, and ISO 14001 certifications, reflecting its commitment to quality and environmental responsibility. Ajusa offers one of the widest cylinder head bolt programs on the market, covering over 70 million vehicles in operation today.

This cylinder head bolt kit is a perfect complement to Ajusa head gaskets and head sets, and is ideal for use during any head gasket replacement or cylinder head service.