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    Performance/fuel economy issues.....mercarb vs rochester

    Hi all... I'm battling some really poor performance and fuel economy issues. I'm still going through the usual list (props, bottom growth, weight, recheck timing, do a vacuum test, etc....already did a full tuneup) but I hoping for some advice on 2bbl Mercarbs vs 2 bbl Rochesters (twin 1999...
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    Connecting alt from 2nd engine to house bank. Where should sense wire go?

    Hi all, hope this is a quick/easy one that someone can help me with.... I have two engines, two batteries/banks, and two selector switches (one sends power to the engines and one to the house). Engines both start from the same source but I can't have both alternators charging the same battery...
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    Weird Thunderbolt V problem, driving me mad

    Hi all... I've been reading and reading and reading, and while I have found some ideas to try based on other T5 posts, I'm going to post my issue now and hope like heck someone responds soon because I have no faith that the things I'm going to look at this afternoon are going to solve the...
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