Crow Cams PAC RPM Series - LS Dual Valve Springs — 4207X-16
Crow Cams PAC RPM Series - LS Dual Valve Springs — 4207X-16
PAC RPM Series - LS Dual Valve Springs — 4207X-16 is a valvetrain spring component or package for the stated engine application. Spring pressure, installed height, camshaft lift and matching hardware must be verified on the actual cylinder head.
Product specifications
| Supplier part number | 4207X-16 |
|---|---|
| Brand | Crow Cams |
| Product category | Valvetrain |
Technical and supplier information
- Direct from the world's premier valve spring manufacturer.
- Confirm exact supplied contents with Built by Boost & Tune before ordering.
Application and fitment
L76, L77, L98, LS1, LS2, LS3, LSA Supplier part number: 4207X-16
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
- Measure spring installed height, seat/open pressures, maximum lift, coil-bind and retainer-to-seal clearance on the actual cylinder head.
- Confirm matching retainers, locks, seals, valve stems and spring seats. A stated camshaft lift or boost pressure alone does not establish spring suitability.
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.