DHAPLEY #685 CAN YOU GIVE INFO ON 1998 175 H.P. FICHT EVINRUDES. I HAVE TWO(2) JUST BOUGHT- THEY RUN OK - CAN I RUN REGUALR JOHNSON OIL IN THEM - I KNOW ABOUT PLUGS + INDEXING_. THATS IT . ANY SUGESSIONS?? WHAT TO LOOK FOR DOWN THE ROAD WHAT NOT TO DO?? HOW TO KEEP RUNNING? RTUTTLE200HPJ #32720.