SBC GENIII/LS 03 & Earlier 12pt Head Bolt Kit

The SBC GENIII/LS 03 & earlier 12pt head bolt kit provides maximum clamping force and high tensile strength to ensure dependable cylinder head sealing under intense combustion pressures. Engineered by ARP for high-performance applications, this kit is an essential upgrade over stock torque-to-yield fasteners for street, strip, and track builds.

Key Features

Premium high-strength construction engineered for extreme reliability
Compact 12-point head design for optimum wrenching contact and clearance
Reusable design unlike standard OEM factory torque-to-yield hardware
Delivers uniform torque load to prevent cylinder head lifting

Fitment

Small Block Chevy Gen III LS series engines manufactured in 2003 and earlier
Compatible with engine blocks using the early-style unequal length head bolt setup

Note: Please verify your specific engine block model year and cylinder head configuration to ensure correct fitment before purchasing.