RE: MHZ Z-drives
one of the biggest things i do is keep fresh oil in the drive and make shure to top it up if needed before every run also you need strong servo s to keep them under control my S6 is mounted on a 57" Apache for long life i wouldent go much more than a mild mod engine torq kills these fast they tend to fail right after they unload then grab againe i will be putting an stock RCMK in mine this winter i find that once you get the drive angle set you don t have to touch it much unless going from flat calm to 8" 10" waves and then its onlyu tackes a few seconds to adjust the drive to the water conditions the trim system is cool bit i think it isn t needed a