Gains in mid-range torque and drastic power increase at high RPM. Works best w/ ported heads, stroker cranks and other modifications. Designed for #7230 spring.
- Requires disabling of the MDS system and use of Non-MDS lifters- Requires Custom Tuning- Requires Use of camshaft phaser limiter kit (part # 5761) or camshaft phaser lock kit (Part Number 5760)