Thanks for the response Dingbat. I managed to dig up the invoice and found this was apparently new in the box and not a rebuild. It doesn't mean it can't be bad but the original units seal did the same thing last year when I was winterizing. I will be doublechecking its alignment and belt...
Installed a new sea pump (probably a rebuild) at the end of the season last year on a 1995 Mercruiser 454 Magnum serial F305183. While dealing with some other issues this season, I noticed the front seal on the pump was working itself out. It was cockeyed a bit on it's way out protruding more so...
Hi Rick, I was wondering if you ever got to the bottom of your coil issue, I'm having a similar issue with a 454 Mag thunderbolt V ignition. The coil I replaced heats up and fails but once it cools off, I'm back in business for another 10 minutes under load. The new coil lasted 30 minutes @3200...
Hello. Some great information here. Thanks! Question, I suspect a blocked oil/PS cooler after eating a raw water pump impeller. Merc 454 MAG Gen V w/ a Bravo I outdrive. I backflushed and caught some of the impeller pieces with a stocking. While I get flow backflushing, I get no flow in the...
