Crow Cams / Genuine GM V6 Alloytec Hydraulic Valve Adjusters (LFW,LFX,LWR)
Crow Cams / Genuine GM V6 Alloytec Hydraulic Valve Adjusters (LFW,LFX,LWR)
V6 Alloytec Hydraulic Valve Adjusters (LFW,LFX,LWR) is a supplier-listed engine or valvetrain component supplied through Crow Cams. It must be selected by exact part number and engine configuration rather than by vehicle name alone.
Product specifications
| Supplier part number | 12686787-4 |
|---|---|
| Component brand | Genuine GM |
| Product category | Valvetrain |
Technical and supplier information
- Crow Cams proudly supplies genuine GM components for the V6 Alloytec engines
- Genuine GM V6 Alloytec Hydraulic Valve Adjuster To suit LFW,LFX,LWR Without clip Sold individually with 24 (6 packs) required per engine
Application and fitment
LFW, LFX, LWR Supplier part number: 12686787-4
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 engine and cylinder-head compatibility, supplied quantity and the correct hydraulic or mechanical valvetrain type.
- Check lifter preload or mechanical lash, geometry, oil supply and all spring/rocker clearances. Do not apply pushrod-engine instructions to a DOHC hydraulic lash adjuster.
Recommended associated products
Only purchase components required for your actual engine configuration. Included kit components are already accounted for; separately listed alternatives must not be added cumulatively.
- Optional: Crow Cams / Genuine GM V6 Alloytec Oil Pump (LFW,LFX,LWR) — Related service component for the matching Alloytec engine code. Confirm production year, bank and exact part number.
- Optional: Crow Cams / Genuine GM V6 Alloytec VRS Service Kit (LF1,LFW,LFX) — Related service component for the matching Alloytec engine code. Confirm production year, bank and exact part number.
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
- Holden Commodore Ve Lfw
- Holden Commodore Ve Lfx
- Holden Commodore Ve Lwr
- Holden Commodore Vf Vfii Lfw
- Holden Commodore Vf Vfii Lfx
- Holden Commodore Vf Vfii Lwr
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.