LIVERNOIS HEMI 5.7 (EAGLE 2004-08) VALVE SPRING KIT (SPRINGS, LOCATORS, STEAL RETAINERS, LOCKS, SEALS)

Our specific valve spring and retainer kit for 2004-2008 5.7L Hemi applications. This proprietary spring and retainer package is the first valve spring system specifically engineered for use on these popular applications, and offers increased RPM and Lift capability over competing designs. This package was developed after years of testing and continued improvement of our product offerings, which resulted in this new, affordable, and lightweight offering!

This kit is considered a “drop-in” for up to .670 lift camshafts, without any modifications. 

** Also check our selection of CNC ported HEMI cylinder heads – available bare or assembled. 

About Livernois Motorsports

Livernois Motorsports & Engineering has become best-known for revolutionary tuning and high-end performance products for late model Ford, Mopar and GM vehicles. The company is proud of its deep roots in the automotive and motorsports industry dating back to its original founding in 1949. Since then the company has expanded its product line to include tuning and performance components for desert racing, SCCA and drag racing. Livernois Motorsports is proud to engineer, test and manufacture its products in the USA.

This kit inlcudes:

• 16 Livernois Custom Springs
• 16 Livernois TI Retainers
• 16 New Valve Seals
• 16 8mm Triple Groove Locks

Spring Specs:

• 150lbs Seat @2.030
• 390lbs open @1.330 
• Coil Bind 1.200
• Max lift .670 *Requires Valve Guide Clearancing for retainer

** Also check our selection of CNC ported HEMI cylinder heads – available bare or assembled.