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  1. J

    Mercruiser 4.3L Timing Marks...only a tab

    Have a 2010 4.3L TKS/Carbed and want to check timing. Timing tab has only one notch and is without increments or labeling. How do I determine 10deg BTDC? Thanks
  2. J

    4.3L Mercarb 2 barrel HESITATION

    Sorry if this is a repeated issue but I haven't figured out how to search previous topics. Purchased a used 2011 Tahoe w/4.3L TKS/Mercarb 2 barrel carburetor. Engine hesitates (1 sec stall but doesn't die) when going from idle to WOT to pull up skier. No hesitation with gradual acceleration or...
  3. J

    Alpha One Gen 2 water pump rebuild

    I just accomplished water pump rebuild on my boat and was wondering if I could run the unit on a hose to ensure water tube aligned correctly BEFORE I fill lower unit w/oil? Don't want to waste new oil if I have a problem. What is the harm? Standing by. Thanks
  4. J

    Mercruiser 4.3L graphite manifold-2-elbow gaskets

    Regarding a Mercruiser 4.3L, SN 1A629461. Recently purchased the boat and have no experience w/IOs. Removed port exhaust elbow to inspect... corrosion not bad but the graphite gaskets on the manifold and elbow were damage removing bellows from elbow. Cannot find replacements to go above and...
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