ZZP LSJ Stage 2 Kit Pulley Option:3.1 Black We recommend using the 'Lifter

We recommend using the 'Lifter Preload' method that can be found on the lifter page

The XP is popular for top swaps and GT bottom end builds

or Saturn Sky/Pontiac Solstice with the LNF

Normally larger cams keep making more power at higher and higher rpms

ZZP LSJ Stage 2 Kit Pulley Option:3.1 Black We recommend using the 'LifterZZPerformance makes upgrading your supercharged '05 07 Cobalt SS or '04+ Ion Redline simple with our dyno proven Stage 2 kit. This Stage 2 is designed with performance and reliability in mind, it comes with the appropriate supporting mods to change your supercharger pulley for more power. The PCM commands a flat AF ratio and drops timing slightly with decreases in pulley size. Includes: ZZP modular pulley hub with screws and breather barb ZZP modular