Crow Cams / Genuine GM LS Rocker Cover Gaskets
Crow Cams / Genuine GM LS Rocker Cover Gaskets
LS Rocker Cover Gaskets provides the specified sealing components for its compatible engine or service application. Confirm the exact engine, casting, gasket arrangement and package contents before assembly.
Product specifications
| Supplier part number | 12637683-2 |
|---|---|
| Component brand | Genuine GM |
| Product category | Engine Gaskets |
Technical and supplier information
- Sold as a pair - 2 gaskets required per engineSuits all LS engine types
Application and fitment
L76, L77, L98, LS1, LS2, LS3, LSA Supplier part number: 12637683-2
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 bore, cylinder-head casting, port shape, gasket thickness and engine generation. Clean and inspect the sealing surfaces before assembly.
- Use the correct tightening sequence and fasteners; replace torque-to-yield bolts and one-time-use seals where specified by the engine manufacturer.
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 Camaro 5Th Gen Ls3
- Chevrolet Camaro 5Th Gen Lsa
- Chevrolet Corvette C5 Ls1
- Chevrolet Corvette C6 Ls2
- Chevrolet Corvette C6 Ls3
- Holden Commodore Ve L76
- Holden Commodore Ve L77
- Holden Commodore Ve L98
- Holden Commodore Ve Ls2
- Holden Commodore Ve Ls3
- Holden Commodore Vf Vfii L77
- Holden Commodore Vf Vfii Ls3
- Holden Commodore Vf Vfii Lsa
- Holden Commodore Vt Vt Ii Ls1
- Holden Commodore Vx Ls1
- Holden Commodore Vy Ls1
- Holden Commodore Vz L76
- Holden Commodore Vz Ls1
- Holden Commodore Vz Ls2
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.