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    Merc 4.3 Quench Distance

    So , here's the deal , I have a merc 4.3 with 4bbl , fresh rebuild last year .030 over , .039 gasket , deck height is stock , so would of been 0.025 with stock pistons but now I had rebuilder pistons in it that I had realized after the fact had a compression distance of 1.548 as opposed to 1.56...
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    Merc 4.3 Vortec Conversion

    Hi, I have seen many posts about head upgrade from non vortec to vortec , however I could not find any mention of divorce choke replacement. I have the 1993 4.3 LX with weber 4bbl carb, I have a complete set of vortec heads casting #140 on standby. I was going to order a edelbrock p/n 2114...
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    Alpha one gen 2 shimming tools

    Tried searching for dimensions of shimming tools for 1993 alpha one gen 2 sn 0f168027 to no avail , would anyone have precision measurements of those by any chance ? Seems pretty stiff $$$for something I can make on the lathe... I know you can use compound to view and duplicate gear pattern but...
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    Merc 4.3 CR and Quench

    So I have a freshly rebuilt running 4.3 (1993) Balance shaft/4bbl with non vortec head paired to alpha one gen2, and I am terribly confused. I had it machine .030 over and put in speed pro h345dcp hypereutectic flat top pistons. Figured it could use the extra compression with 76cc heads so went...
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    Larson SEI 180 Complete Rebuild

    Hi to all, this was my last post Floor replacement on Larson SEI180 | Boating Forum - iboats Boating Forums in regards to rebuilding flooring, the solution I have found to this problem of finishing the hollow section above the joint of floor to hull is as follows... In the 2-3inch gap about...
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    Floor replacement on Larson SEI180

    Hi, sorry if I could not find the information by searching, I am new at this and I am attempting to rebuild a 1993 Larson SEI 180. I have replaced the transom,stringers and currently installing the floor. I have used marine grade douglas fir for everything , all coated with epoxy resin. The...
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    Mercruiser 4.3LX Roller Lifter

    I am rebuilding a 1993 mercruiser Gen II 4.3LX (GM 262) 4BBLwith balance shaft and I cannot find difference between hydraulic lifters part number for different years. If I look at my serial number 0F118521 the merc part # is 811844 T. As I am looking for aftermarket replacement I can only find...
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