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    Parts interchange between chevy smallblock family and mercruiser 140 3.0 liter

    Does anyone have an idea what parts can be used from a smallblock engine in a mercruiser 140? I'm getting ready to rebuild my shortblock and would like to save money since sbc parts are usually the cheapest of any engine. The block is going to the machine shop to be crack checked this week and...
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    Mercruiser 140 running very rough at idle after carb rebuild

    Calling all rochester 2 jet carb gurus lol What would cause an overly rich condition after a rebuild ? I set the float height and drop as per the instructions in the quicksilver carb kit. The engine runs okay above 1200 rpm but it idles very rough. I turned in both of the idle screws all the...
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    1974 mercruiser 3.0 cylinder head interchange

    Hello everyone I've got a 74 Merc 140 in a StarCraft aluminum V Hull. the engine had a blown head gasket and a cracked head. my question is can I use the late style small square port head or does it need to be the early style rectangle port head ? I believe I need a new manifold and elbow...
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    substituting a v6 stator for a v4 engine

    Hey guys ive got a bad stator on my 77 85hp Evinrude. I couldn't find one in good shape for a reasonable price thats an exact fit but i did find a new old stock v6 stator for a twin power pack v6 of the same era. I read an old thread on here saying you can use the v6 stator and just cap off...
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    1961 gale 5hp worth doing anything with?

    Hello gents, I recently was given a 1961 gale 5hp twin. Is this unit worth spending any money fixing?
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    Correct way to rebuild/re-shim mercury 110 9.8hp lower unit

    Alright boys ive got the parts on order to fix my merc lower unit after finding water in the oil. Ive got all new bearings and the updated stainless driveshaft and shift shaft coming in. Will i need to change the shimming or can i reuse the stock setup? Im keeping the original housing and gears...
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    spanner socket for 1973 merc 110 lower unit locknut

    Anyone know the part number for the special socket to remove the 4 pin spanner nut on a merc 110 lower unit?
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    In need of seal kit for early 70s merc 110 9.8hp

    Hello gents, I am the new owner of an old neglected merc 9.8. I believe its around a 1972 based on serial number. I need a lower unit seal kit but all the kits im finding are made for serial number 4839254 which is way higher than my 373xxxx marked engine. Would these parts fit or do i...
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    1955 Johnson 10hp yay or nay?

    After selling my junk evinrude 9.5 for parts today im on the hunt for a different kicker. Anyone know anything about a 1955 johnson 10hp? Theres one near me for a reasonable price that seems to be in good shape and is supposed to run. I know about the 24:1 oil mix which will require 2 gas...
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    1972 9.5 evinrude sportwin worth fixing?

    Hello everyone, I think i may have made a mistake buying a second hand evinrude yesterday. Its a 1972 sportwin 9.5 and its got some major issues. Its got spark and 70psi compression but its missing the pull starter guts and the lower unit is all cracked up. Do yall think it would be worth...
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    1976 chrysler 6hp worth buying?

    Hello everyone I need some advice on a chrysler outboard. Its a small 6hp unit thats got no spark. My use for it would be as a kicker for small lakes since i cant run my 85hp there. Whats parts availability like? Are there any modern ignition solutions for these? I looked up the coils and...
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    anchor not holding in river current

    Hello everyone ive got a problem with my anchor setup holding in river currents. Its a light fluke style galvanized anchor with about 4 feet of galvanized chain hooked to a 75 foot rope. Depth of water is around 10-20 feet. seems that no matter how much line i let out i cant get it to...
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    interchangeable parts between 85hp and 135hp v4

    I found a 135 johnson for cheap. Im thinking about getting it for parts for my 85 evinrude. what are the differences between these engines? the 85 is 77 and the 135 looks like early to mid 70s.
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    Timer base test results

    Hey guys I've continued to test my ignition chasing a wot running issue. My results may indicate a failing trigger coil but I wanna run it by someone knowledgeable since it's a super expensive part. Ok so according to cdi the coil should read 10-20 ohms resistance and a trigger signal of .6v+...
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    Evinrude 85hp low fuel pressure

    I've got a fuel pressure issue with my 77 rude. Rebuilt the fuel pump using Sierra parts to correct a full throttle surging issue. I fired it up after that with a gauge installed to check the pressure. Pumping the primer bulb gets me about 12psi on the gauge. With the engine at idle it...
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    Correct fuel pump rebuild kit for 77 85hp Evinrude

    Does anyone know if there is a rebuild kit available for this pump? I can't seem to find one on the Evinrude site. ​​​​​​
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    Link and sync process for 77 85hp Evinrude

    Anyone know the process for a late 70s v4? A used factory manual is $100 so I'd like to avoid that if possible. I downloaded what I thought was a factory manual PDF but it ended up being a generic Haynes type manual.
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    correct tachometer for Evinrude 85hp

    Looking to add a tach to my 77 evinrude 85hp. I can see how to wire it in but im not sure how to choose the right tach. Can an auto tach be made to work? how many pulses does this engine generate per revolution?
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    Starting prop for 85hp Evinrude

    Alright boys I've got a 1977 85hp Evinrude that I'm fixing up to put on my 1968 glassmaster 15ft trihull. The goal is to have good acceleration and general performance. Top speed isn't super important since this boat will be used for fishing. That being said I'd like this combo to do at least...
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    1977 85 Evinrude intermittent spark on right bank

    So I've got a new to me 85 Evinrude that has an intermittent weak spark on the right bank as viewed from the rear of the engine. The other bank has a very strong spark that jumps a 1/2" gap no problem. Any ideas ? I have a home made dva adapter and will try to collect some data after work today.
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