Cylinder Head Hexagon Bolt - M12X1.5X199 For Porsche 928 (1987-1995) Models.

This premium cylinder head hexagon bolt is specifically engineered for Porsche 928 applications, featuring M12x1.5x199 specifications for optimal engine assembly performance. Forged from high-tensile alloy steel, it delivers the clamping force necessary to maintain cylinder head integrity under sustained combustion pressures and thermal stress. The precisely machined threads guarantee accurate torque sequencing during installation, eliminating guesswork and ensuring proper gasket compression. Superior surface treatment protects against corrosion and oxidation in the demanding engine bay environment. A critical fastener for engine rebuilds, head gasket replacement, and complete restorations—this OEM-specification bolt upholds the precision engineering your classic Porsche demands.