- Designed for 107”, 114” and 117” and larger M8 engines with 10.5 to 11 to 1 compression ratios and upgraded air intake and exhaust systems.
- Requires high performance spring kit in Gen 1 M8 engines.
- It is a bolt-in for Gen 2 M8 engines.
- Very broad power curve from idle to redline.
- Quiet valve train.

