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I have recently installed new Sierra manifolds on my 350/260 Mercruiser. I used all the bolts, gaskets, etc that came with the kit and torqued them to spec....BUT, there are a couple of bolts whose heads are not seated all the way in on the surface of the manifold...the port side - forward most...
Hi All; I am, more or less ready to pull my 1997 Mercruiser to replace the oil pan. I have it undressed / disconnected and ready to go except for wondering if I should separate it at the rear mounts or the bell housing. My research tells me both are possible. Is there any advantage or...
Hi All,
looking for a diagnosis protocol for a hesitant ignition on 1997 5.7 Mercruiser (carb) Thunderbolt ignition. When I turn the key, I get either a "no go" or a 3-4 second "nothing" and then it fires normally - same power as always. I was told that this is a starter issue, so I got a...
I have a 1996, 5.7 Mercruiser - mercarb - with closed cooling (half system). It has been running well all season except for the last two weeks. First sign, it started, seemed to be running rich, smoking a bit, left a slick on the water. Starboard side exhaust looked "brownish". It was close...
Hi All;
Looking for some council on swapping props to enhance performance. I have a 1997 242 Regal Commodore with a 5.7 Mercruiser 260 CID Alpha 1 Gen 2. With only 440 hrs, it runs like new BUT, I don't feel like I am getting speed I should relative to RPMs. At 3500, I'm getting about 17...
Hi
I have a 1997 5.7 Mercruiser Carb. It is closed cooled with a half system. I bought the boat (242 Regal Commodore) used and don't have the manual for the exchanger and there are no labels / markings on it anywhere. In winterizing a few days ago, I pulled the end caps and discovered the...
This is my first shot at this forum but I am in need of some pretty specific help here. I have a 242 Regal Commodore that is in fantastic shape. That is, until the beginning of this season when just after a few short day trips, I discovered my ATF in my Bennett Tab reservoir was all but empty. I...
