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325ic Calypso Euro Conversion - Houndstooth & dbilas now, MT1 & MM 3.2 stroker coming
I'm very glad that I found, live topic about Dbilas ITB.
I also bought it, 4 months ago, but only now I'm going to mount it, ordered some seals for engine breather tube from main dealer, and the party will start :)
Just put it on, to see how fits :)
TPS and ICV connectors are the same. Swapped them and boom - problem gone. Induction sound is just terrific!
remaining work to first drive
- Idle's at 2k. make sure there's no linkage issue
- fix the coolant link
- attach the cable to the throttle pedal
- get a cone filter or figure out how to get the airbox in
will have to pull the plenum again as I have a small coolant leak near the firewall.
more detail on the rough engine running, there is a CEL, idle is high probably 1200 rpm. when you apply the throttle I get occasional backfiring noise but no engine speed increase. sometimes with the throttle opened revs go up for a second but then they drop right back to idle despite the throttle position, as if there was no fuel or something.
Pulled out my Peake tool and got a fault code 35 = full load switch. I've got a note in to sssquid about whether I can keep the stock 3 wire TPS or not. I'll also try putting the stock chip back in and see if the engine behaves differently.
here she is 1991 318i with a mark d chip bbs rx214 wheel 16x7 bilstein hd's about to switch to sports this weekend and new springs, magna flow muffler with a glass pack in front of it and i also have a s4.27 diff to go in soon :)
just read most of this, inspiring to say the least. cheers to another calypso vert owner!
thanks.. just take one step at a time.
put up a post with pics of your ride...
Well she's running. close, but not drivable yet. rough as hell, and doesn't accelerate when you pull the throttle. seems like fuel shortage. i have the fpr vacuum going to one of the ITBs. gonna try moving it to a shared tee i have in the harness (you can see it in the hose assembly pic in the middle). running an ssquid tune for m20 2.5 with m30 afm and 19# injectors.
also can't seem to get the airbox to work with this setup. will probably have to switch to a cone filter as there isn't enough room to mount the thing.
will post some pics tomorrow and assume I'll sort the engine issues out without too much agony. still have to install the accelerator cable to the pedal as well.
also put an ICV line together using 3 sizes of hose, the old ICV bent hose to the TB and a piece of washing machine drain tube :-)
all hoses are installed except for the lower end of the fuel lines. coolant lines capped as well.
remaining before 1st start
- remount the plenum
- lower fuel line fittings
- mounting for service connector, dipstick and ITB
- make an AFM gasket
- assemble airbox and M30 AFM.
then attach the throttle cable and pray the tune works lol
EDIT: Here's both the hose assembly above and the ICV hose assembly installed
you crack me up. my paint job definitely needs a redo so you have nothing to worry about. was actually gonna try parking right next to you... Alpinas, euro, HLCS... I think they'd look great side by side.
My paint is original single stage so its a struggle, maybe one day i'll repaint it?!
I think that would be awesome to park side by side...will make for some cool photo ops. :coolphoto:
- make an AFM gasket
- cap off the 2 coolant fittings for the TB heater hoses
- replace both fuel hoses
and on the vacuum side, keep valves, replace all hoses and clamps, adapt hoses with fittings as needed based on the sizes mentioned above
- FPR to ITB top fitting (sp33dy teed this to both connections on an ITB pair and it improved his high rpm fuel delivery).
- plenum lower fitting to ICV in
- ICV out to ITB manifold fitting underneath
- ITB lower fitting to brake booster check valve, and to booster
- ITB lower fitting to fuel tank vent valve, and on to charcoal canister
- Cap the remaining lower ITB fitting
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