bertram31.com

Thanks for the tips guys. About the manifolds on there now, they are unfortunatley brand new by original owner! Rocky.

Not to beat a dead horse here guys, but when I inquired about what original manifolds the Bertram came with from Mercury/Mercruiser's serial number on the I.D. tags at the bell housings, Mercruiser told me my serials match GM 427s. He also said the manifolds were the "log" style that those engines c...

So I finally got the technique down from Capt. Patrick's images tutorial, hope you guys approve! Rocky.

[img][img]http://i379.photobucket.com/albums/oo23 ... m31002.jpg[/img][/IMG][/img]

Thanks very much for the help guys. I will check for turned inboard engines, which I think both definitely show just that. That of course makes me worry about the beds, or maybe they were never level in the first place. I will use the level boat, level engines theory, and adjust accordingly. Will th...

Thanks Walter for the info, and welcome. Well, about those diesels, I havn't even got the boat in the water yet so I'm going to use the gassers for a while!(pocketbook is light after purchase) I would even consider boiling out original manifolds if anybody has some for sale in decent shape. Rocky

Hi gang, I have a question for you. I just purchased a 1970 B31 (in which I'm very excited about)! Anyway, it has the original 454s, but previous owner had replaced exhaust manifolds with OSCO brand 9011s.The inboard manifolds on both engines tag the engine covers enough to force them both inwards a...