Crow Cams / Genuine GM LS Long Head Bolts; Pre 2004

LS Long Head Bolts; Pre 2004 provides the specified fastening hardware for a compatible engine assembly. Follow the genuine fastener instructions and verify the exact application and supplied quantity.

Product specifications

Technical and supplier information

• Genuine GM LS Long Head Bolt Kit, Full Engine Set, suits early LS engines, manufactured pre-2004
• Genuine GM LS Long Head Bolt Kit Full Engine Set Suits early LS engines, manufactured pre-2004

Application and fitment

LS1 Supplier part number: 12498545-2

Supplied contents

The part or quantity described by this SKU is supplied. Related components, installation hardware and ancillary parts are separate unless explicitly stated.

Installation and configuration

• Confirm the correct fastener size, length, thread, grade and application. Use the specified assembly lubricant, tightening sequence and torque/angle procedure; do not substitute a generic torque value.

Associated products and selection

BBT can confirm the exact engine-specific supporting components and provide a complete parts recommendation before ordering.

BBT product selection and workshop support

Built by Boost & Tune is an authorised Crow Cams dealer and performance engine workshop. We can assist with the correct camshaft profile, compatible valve-train hardware, engine preparation, installation and calibration. Provide the exact engine code, intended use and existing components so the complete package can be checked before ordering.

Vehicle Fitment

• Chevrolet Corvette C5 Ls1
• Holden Commodore Vt Vt Ii Ls1
• Holden Commodore Vx Ls1
• Holden Commodore Vy Ls1
• Holden Commodore Vz Ls1

Confirm chassis, engine, drivetrain and production-year compatibility before ordering.

Built by Boost & Tune Support

BBT can assist with fitment review, installation, supporting modifications, configuration and calibration requirements where applicable.