It's possible you're thinking of a different term, or perhaps a specific brand or model of engine uses this term in a unique way.
To help you get the information you need, please provide more context:
* What specific engine are you referring to? (Make, model, year)
* Where did you encounter the term "Hyper Lock"? (Website, manual, advertisement)
* What kind of information are you looking for? (Definition, function, purpose)
With more context, I can assist you in understanding what "Hyper Lock" refers to.