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  1. Chuckd91

    Thunderbolt ignition problem?

    the issue is this 4.3 mercruiser with thunderbolt ignition. After building the engine and running it/setting the base timing at 8 degrees and setting the carb (4barrel holly) it ran great. It would turn less than a full rotation and fire up with no hesitation while at operating temp. Come out...
  2. Chuckd91

    No water to cooling system from outdrive

    im almost finished with a full rebuild/repower of my excel 20sl and cant get raw water into the cooling system from the outdrive. The engine is a 4.3 mercruiser setup with an alpha one gen 2 outdrive. Ive removed the engine and outdrive multiple times to fix issues along the way and cant seem...
  3. Chuckd91

    4.3 throttle linkage and hardware

    Im in the process of rebuilding/repowering my welcraft excel 20SL and am switching from volvo to mercruiser. (FYI- the parts of the 2 brands for steering, coupler, and inner transome plates are VERY similar but cannot be mixed together. I learned the hard way that close only counts in...
  4. Chuckd91

    Mercruiser trim sensor wiring

    Well folks my excel 205 fisco was taken me to a level i didnt see myself having to reach. Ive got her gutted to the hull and starting over with all new guts. Im re-powering with mercruiser alpha one gen 2 and selling off the volvo penta sx parts. Ive found that some parts like the steering and...
  5. Chuckd91

    Exhaust options. Full time thru hull?

    Im restoring a 1994 wellcraft excel 20sl with a volvo penta 4.3 and SX outdrive. The previous owner left the plug in and boat cover off so you know how that works out. After gutting and removing the gimbal, i found the y pipe connection is erroded away. The unit is low hours and in great shape...
  6. Chuckd91

    Fuel system upgrades/options

    Well i had a thread up here a month ago or so on my 1994 4.3 disaster. The boat was left out in the weather with the plug in and you can figure there rest. The engine was perfect internally and im in the process of asembly now. It came with the 2 barrel carb setup and i have previously owned a...
  7. Chuckd91

    4.3 raw water pump salvage

    Ive got a 94 4.3 volvo penta setup with a Vbelt driven raw water pump on the lower starboard side. Ive disassembled it to see if it can be saved. The rear housing looks fine but i think the front is shot. Ive removed the impeller and thin plate and can see the shaft and bearings now. What keeps...
  8. Chuckd91

    4.3 rebuild

    Ive read alot of the posts here and figured id try it out myself. Ive recently bought a 1994 wellcraft excel 20 cabin boat as a family vessel and its in need of tlc forsure. Ive got soft areas in he floor to address as well as some seat repair. So i figured id yank the engine out and be through...
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