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    AC Mr43T

    Yes wrong plugs for voretc heads. You need AC MR43LTS Guessing the MR43T plugs were getting blown out due to the electrode not being fully placed within the combustion chamber. The threaded portion of the plug is too short to reach properly. Ignition was occurring within the plug hole rather...
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    1980 3.0L strange overheat issue

    10 minutes max at top temperature in the ultrasonic cleaner. Dish soap that saves baby duckies is the best emulsifier. Then go through every passage in the carb, nice and clean. Buy a decent brand rebuild kit, preferably oem Get the valves adjusted proper first, then focus on fuel delivery
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    Tow rope to Talon bracket?

    Pretty sure talon states somewhere in the paperwork/online their product is not mean for tow sports. That releases the liability on their end If you love your children, don't use this setup to tow. Install a proper setup and have fun or prepare to witness one or more of your kids visiting the er
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    1980 3.0L strange overheat issue

    That's a good price for a machine shop. Hopefully the work is sound Holding the choke partially closed to idle proper indicates a lean issue. Not enough fuel or too much air. Could be carb is plugged/junked up and need of rebuild Low fuel pressure caused by a weak pump or restriction, vacuum...
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    New 5.7 issues with old(new) starter

    Speculating here, is the engine a LH or RH rotation?
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    Need help with a Merc Alpha One Gen 1 from 1974

    Your friend is out $500 plus whatever the dump disposal fee is. Unless the trailer is worth anything there is no need to spend any more money/time on the boat
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    Volvo penta 4.3 running rich

    Faulty power valve gasket will cause a rich running condition at idle on a holley carb Gasket needs to be replaced even if it appears sound
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    454 king cobra

    Buying that boat, even taking it for free would be doing the seller a gigantic favor Look for something of the same vintage with a mercruiser package
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    4.3 no start: starter whines and spins freely

    Okay, you need to confirm good spark Then check/set idle timing
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    New 5.7 issues with old(new) starter

    Is this a twin engine boat?
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    2010 350 Mag MPI bravo 3 gaurdian mode issue. 5% power

    Possibly
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    Bravo 3 Shift Cam Position

    Once the drive is assembled in order to shift the drive into/out of gear the splined/u joint shaft needs to be rotated clockwise while pulling out on the linkage end. This will allow you to rotate the props during install which will allow the splined shaft to rotate so proper engagement of the...
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    4.3 no start: starter whines and spins freely

    Most likely What is the condition of the ignition system and what type do you have? Have you confirmed good spark?
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    Over charging

    What engine is this? Mercury?
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    What is this gauge?

    Guessing a trim guage either sterndrive/outboard or trim tab indicator
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    pulls right at wot

    Sounds like you've only tried anode/tab turned hard right/stbd? If so, try moving the other way. Start slow and low with test drives, could make it worse I've rarely seen a boat w/o power steering not have at least a fairly decent setting where drive ability is okay Try test runs by removing...
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    350 Mag Mpi hard to start when warm or hot

    With reading out of spec at the map sensor and a new map sensor installed I would be inspecting other sensors/components that share the same 5v reference as the map sensor Good idea to verify all grounds on said circuit are okay along with no shorts to ground on any voltage/ref and signal wires
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    Throttle linkage to carb, 2001 4.3GL

    There is a fitting that the round, slotted part pictured slides into that is anchored to the stamped mount plate adjacent to the cable If you post your engine complete model and serial number someone can aid in identifying the correct parts you need Otherwise volvo epc is accessible to the...
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    2003 Volvo Penta 5.7 Gi-E Timing

    Based on the photo it appears the style of rain hat is one used on an mpi/flat cap/crab cap ignition system Idle timing and rpm are non adjustable however there is a procedure to properly install the distributor. Once the distributor is set properly the ecm controls timing and rpm Are you...
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    Need help with a Merc Alpha One Gen 1 from 1974

    That would be an MC-1 style gimbal housing with a flat, cork gasket used to seal the housing to the hull The round seal you mentioned finding is for a newer vintage R/MR/Alpha one style housing and will not work If you can't find a replacement for the flat gasket in oem or aftermarket you can...
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