Search found 4 matches

by jalayo
Mar 8th, '24, 21:54
Forum: General Discussion
Topic: Mercruiser 454 Ignition Coils
Replies: 12
Views: 850

Re: Mercruiser 454 Ignition Coils

Hello everyone: Took a few days to get some more intel on the engines as well as had some time to put into it to do some further troubleshooting. So, the engines are Gen IV's 86/90 and has a Thunderbolt Ignition. With that information, and checking with the shop that did the re-man, the ignition sys...
by jalayo
Mar 2nd, '24, 18:24
Forum: General Discussion
Topic: Mercruiser 454 Ignition Coils
Replies: 12
Views: 850

Re: Mercruiser 454 Ignition Coils

Thanks for the response: 1. Engine is a rebuilt in 2020 454. 2.The part has the number 29750 writing with a small 0302 number under it. After a long search I found a match with a Sierra 18-5438 HEI Ignition Coil (found it on the Outboard Paradise website. What's not clear is if it requires an extern...
by jalayo
Mar 1st, '24, 18:02
Forum: General Discussion
Topic: Mercruiser 454 Ignition Coils
Replies: 12
Views: 850

Mercruiser 454 Ignition Coils

I had a situation last week where I lost power on both engines simultaneously. I was able to restart the port engine and make it home. I troubleshooted the engines and found that the ignition coil was gone on the starboard side. I swapped the coil from the port engine and got it to start. I'm having...
by jalayo
Jun 19th, '23, 15:00
Forum: General Discussion
Topic: BAYLISS--31 REFIT
Replies: 49
Views: 289344

Re: BAYLISS--31 REFIT

Congratulations! I really love the work that was put in to this design and retrofit. I'm getting ready to start mine next year and I was very inspired by your work. I would like to ask though how you came to a decision to remove the stand up head. Will this boat be running charters or will it be mos...