Recent content by Tom Kazakoff

There are threaded bosses. Could one of these be used for the vacuum gauge provided that the correct "adaptor" was screwed into the threaded boss?

There are two adjustments on the front of the carb, located near the base. Turning them definitely changes the idle.

I think it is more accurate then finding the "sweet spot" by ear.

I have a refurbished Mercruiser 357 Alpha 4v. I want to tune the carbs using a vacuum gauge. There is no place on the base of the carburetor that I can find to connect the gauge. Do I need to take out one of the plugs in the manifold and connect the gauge there? I would think that if that is the...

Thanks. There are no threads inside. I am not sure what "plastic cover" you are referring to? I did have the outdrive off recently, so a bell housing part is a good possibility. I can check the schematics.

Thanks for the reply. I checked the engine cover... there was no place for that part.

I have a SE106 Alpha outdrive. The motor is a mercruiser 357 Alpha 4v. A mechanic that worked on my boat left a part in the boat. I do not know where the part goes or what it is for. The mechanic claims he did not leave any part in the boat. The mechanic put in a water pump kit, a new lower unit...

The engine is a Mercruiser 357 Alpha 4v. While running, the engine will start to speed up. If I back off on the throttle, it will speed up again after maybe a minute. This continues. After trolling for a couple of hours, the engine will do the opposite. If I am running at 18 mph, soon I will be...