Hi Brian, I hope you can help.
I have a 1930 powerboat in Vancouver, and I fitted an Eberspacher D5 (an old one!) last year. It works just fine,
If it's a Mariner and says "Made in Japan" or the serial number begins 6E9 xxxxx it is a Yamaha.I was the Mariners that Yamaha built for Mercury
OK, thanks for that. I'll do it tomorrow.
To add to my original diagnosis information: I found Mercruiser Service Bulletin #2003-06 - "V6
To check the timing chain remove the distributor cap, with a socket turn the crank to TDC clockwise then watch the rotor on the distributor and slowly
Rick- Thanks for the education. I looked into a bit, and see the point of building mechanical octane into the engine with the correct pistons. Seems