I recently replaced valves on my 4.3L V6. Everything is back together and its running perfectly. I torqued the head bolts to manufacturer's specs as per the Mercruiser service manual.
I've heard people recommend re-torquing the bolts after some running time. The service manual doesn't...
Wanted to share my experience troubleshooting the 4.3L 2bbl v6 in my 1989 Searay Seville mid-cabin.
Purchased the boat used and it ran fine initially and then started losing power and backfiring. The boat had been stored for a couple of years so I expected some carb / fuel issues. Have been...