Category Archives: Mercruiser 470

When the Mercruiser 470 Voltage Regulator fails

The Mercruiser 470 is an all Mercury designed engine and as a result there are some funky designs which results in expensive repairs for rare parts. One of the funky design issues with the Mercruiser 470 is the Voltage Regulator. … Continue reading

Posted in Boating, Marine, Mercruiser, Mercruiser 470, This Old Boat | Leave a comment

Old Spark Plug Wires the Cause of a 470 Mercruiser Engine to lose RPMs.

Recently, I was running my 1983 17 foot Formula One off of Playland Amusement Park in Rye, New York for an early morning water ski session. In Long Island Sound, finding flat water can be a challenge at times. This … Continue reading

Posted in Bertram, Bertram 28, Bertram 30, Bertram 31, Bertram 33, Boating, Chris Craft, Crusaders, Ethanol, Marine, Mercruiser, Mercruiser 470, This Old Boat, Thunderbird Formula | Leave a comment

Troubleshooting why a Mercruiser 470 Inboard/Outboard does not start

After a long winter layup for my 1983 17 foot Formula One with a Mercruiser 470 I/O, the engine would not turn over on the first start of the season. The engine was winterized properly and was running well at … Continue reading

Posted in Bertram, Boating, Crusaders, Ethanol, Marine, Mercruiser, Mercruiser 470, This Old Boat, Thunderbird Formula | 4 Comments