GT32-4DP-1.5H[]

4dpHi All, I have a 1992 4DP ,which is basically standard. I also have some 4DP-11 cylinders which I bought some time back as 'spares',the question is would there be any benefitnegativeWhat is 4DP? Four-Dimensional Power® (4DP®) uses four key performance metrics—Neuromuscular Power (NM), Maximal Aerobic Power (MAP), Functional Threshold