Pioneer Automotive S-112-B Cylinder Head Bolt - Set

The Pioneer Automotive S-112-B is a replacement cylinder head bolt set engineered to deliver a reliable, leak-free cylinder head installation. Pioneer Automotive has been a trusted supplier of engine fasteners to professional engine builders and remanufacturers for decades, offering one of the most complete lines of early and late-model head bolt coverage in the industry.

Key Features:

• Manufactured to meet or exceed OEM specifications for proper clamping force and torque retention
• High-strength steel construction resists stretch and fatigue under extreme engine heat and pressure cycles
• Hex head design allows for accurate torque wrench access during installation
• Designed as a direct OEM-style replacement for hassle-free fitment
• Complete bolt set services one cylinder head assembly
• Backed by Pioneer Automotive's limited warranty against defects in material and workmanship

Proper cylinder head fasteners are critical to maintaining head gasket integrity. Using fresh replacement bolts — especially on applications originally equipped with torque-to-yield fasteners — helps ensure consistent clamp load and prevents premature head gasket failure. The Pioneer S-112-B head bolt set provides the dependable hardware needed for a professional-quality engine repair or rebuild.