Abit's 318iA m20b30 + pssycat cam and more...

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  • abit
    replied
    So, after the latest bits of work and improvements, the engine seems to be running better than ever.

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  • abit
    replied
    Originally posted by iXguido
    The car looks fantastic!! Where did you get the new ready-made seat fabric from?
    Thank you!

    ordered here: www.e30seats.com

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  • iXguido
    replied
    The car looks fantastic!! Where did you get the new ready-made seat fabric from?

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  • abit
    replied
    actually....

    before the engine repair, I did a few things that were long overdue.

    the seat fabric had been torn for several years


    I ordered a ready-made fabric and replaced it. It fits and looks very good.


    I took the steering wheel from my rally BMW


    since the driver's seat is also broken, I replaced it with a sports seat for now...also from a rally bmw...just like a short shifter
    nice office


    at the same time I corrected old mistakes
    I had just made him, I knew that everything was bad there, but there was no time to redo it
    so I made a new and good y-pipe






    I also changed the diff from typ168 to typ188, as well as the ratio from 3.38 to 3.91


    and it was time for the side skirts too...they had been sitting on a shelf painted for 6 years
    I had them glued on before, this time I put everything on clips





    and then the engine story began...which as you can see has been solved
    Last edited by abit; 09-02-2026, 12:55 PM.

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  • abit
    replied
    so, the e30 is alive again

    ..a crack was found in the head



    we repaired the crack not by welding, but by filling it with aluminum




    after repairing the crack, we also replaced the guides, cut the seat angles, and straightened the camshaft tunnel

    While I was waiting for the head, I repaired the stripped head bolt thread.






    then the call came, the head was ready!
    I received the head, everything seemed fine, only the plane of the head seemed a little rough to polish, but the master said that everything should be fine, okay, let's put it together.



    new supertech std valves installed


    This is what the repaired crack looks like


    ok let's put it all together.
    the inlet gaskets need to be slightly enlarged :D


    Everything is assembled, let's try to start it!


    ...BUT, fairytale gone bad



    as I said, I didn't like how the plane was polished.
    already when I bled the system I felt that something was wrong...
    so antifreeze in almost all cylinders...




    since I had to prepare for the rally, the e30 stood aside for a while, after two weeks I took the head off again, took it to the local guys to polish


    these guys are serious, they polished it up, now everything is fine
    interestingly, the head was very crooked, 0.12mm was ground off



    I took a test drive, se everything is perfect now.


    a little bit of lumpy m20 idle
    Last edited by abit; 08-29-2026, 09:01 AM.

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  • abit
    replied
    ...ooh shit, this one doesn't seem too good either?
    noticed these cracks near the 3 head screw locations.



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  • abit
    replied
    Originally posted by Northern
    both cars looking great. Now fix that engine!
    will be done boss!

    and I can whisper that there is a crack in the head. we will try to weld it

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  • Northern
    replied
    both cars looking great. Now fix that engine!

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  • abit
    replied
    Further ...



    new fuel tank, painted and made new lower connecting line






    something like this



    aaaalso, as you know I have rally e36, and since there are mostly E30 fans here, so DTM etc.

    made new livery to my racecar, how do you like It?





    so, that's all for now folks!

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  • abit
    replied
    ...hellooo, long time no seeeeeee

    Nothing much has been done, but still ...

    first, engine is still unhealthy I had no time and inspiration to fix it slowly but antifreeze is getting in oil, I drive a little and change the oil frequently.. maaybe this winter I will repair it!

    buut, tuninK first!

    installed new exhaust header, as I said after a long search I found the one I liked.

    so got it after winter storage
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    and now back to work
    old one off
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    cut header ends to make them different and bit bigger in diameter, then bolted to engine to see all the clearances
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    ..oh my....
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    then made new connections with v bands


    after that of course middle part
    in progress


    something like this


    and bolted on car connecting it to old exhaust


    made some extra heatshields etc. and everything works fine.

    aalso readjusted valves, so everything was ready to roll


    then, wanted to change something for this season, a bit refreshed my old wheels that I used few years ago


    so from this


    to this, also changed my old lip to IS lip


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  • abit
    replied
    Originally posted by moatilliatta
    Sounds good, looks good!
    Thank you Sir!

    buuut, unfortunately season ended not as planned...

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    ehhhh, there is antifreeze in oil, antifreeze itself is clean. I hope Its just HG
    changed oil to new one and set it for some winter sleep.
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    sometime later​ will disassemble engine and check what's gone wrong.

    but in the meantime​ some goodies arrived, new header, as the old sebring had done it's best and is pretty burnt out.

    It's some ebay header, but I kinda liked design and price, I believe I will modify It a bit and it will be pretty ok, as well I have plans on exhaust valves, so maybe I could gain some +1 hp more
    old one how it looked when I bought It, already 10 years ago​

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    and new one
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    see yaaaa.
    Attached Files

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  • moatilliatta
    replied
    Sounds good, looks good!

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  • abit
    replied
    Time flies and e30 too :D
    It's been a while since last updates, but nothing actually has been changed to car, It runs good, so I'm just enjoying It

    I filmed small sound check video. What do you think?
    https://www.youtube.com/watch?v=82hWtrQ3Lgk

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  • abit
    replied
    Originally posted by BUDNUNTA
    Do you have the cam sensor hooked up?
    no, engine runs fine without cam sensor. as I understand just sequential fuel injection doesn't work because of It.

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  • BUDNUNTA
    replied
    Do you have the cam sensor hooked up?

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