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    Carburetor Issues, Dripping Carbs...

    I recently installed a new carb on a 5.7l mercruiser. The carb and engine were running fine, and then I had difficulty starting after a few weeks. I looked down the carb and noticed it was dripping and flooding the engine. I just took the carb apart, cleaned it as I thought maybe the float was...
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    Inconsistent Idle RPM

    I've got a mercruiser 5.7 carbureted engine. I replaced the carb and am getting a steady idle of 700, good vacuum 20hg, and tested for vacuum leaks, and found none. My problem is that sometimes when I have throttled up and then come down, I get a lower or higher idle rpm. The only thing I...
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    Fuel Pump Switch / Oil Pressure Sender issue with Fuel Pump

    Hi, I am having issues at start. Engine will turn on for 30 seconds then die. I followed the advice on the forum and I bypassed the fuel pump switch and it will run fine. I can hear the fuel pump start when ignition is turned on when I bypass the fuel pump switch, as it used to. I thought then...
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    Help Identifying Parts for Replacement (Oil and Fuel Switch)

    Hi all, I had an engine issue that I traced down to the oil pressure switch. However, it had been so badly rusted I couldn't get it off without it shearing. So I took off the entire component, with what I believe it the fuel pump switch. This was just above the oil filter on the rear port side...
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    Mercarb TKS Replacement Carburetor Identification

    Hi all, I've got a 5.7L Mercruiser V8 (2006) with a TKS 2 barrel Carburetor. Had problems all summer long despite a rebuild on the carb. So I am looking to replace with a standard electric choke 2 barrel carb, but having issues with identification of the correct replacement. I've attached a...
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    Engine Only Starts if Hand Cranked

    I have a Mercruiser 5.7 V8, and I'm having an issue with starting. I couldn't find a similar issue to this on the forum. The engine had been running fine all summer, and I changed the outdrive mid-summer (alpha one gen 2) and had no issues. Now all of a sudden I am having issues starting. It...
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    Stalling when hot Mercruiser 5.7 2 Barrel Carb

    Wondering if anyone can point me in the right direction. I have searched around and can't find a similar problem to this. I have a 5.7 Mercruiser, with a 2 Barrel Carb TKS, from 2005-06. I have no problem starting, cruising, accelerating etc. But when the engine gets hot, after an hour + of...
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