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1974 BMW M42 swap


Harland

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  • 5 weeks later...
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Well its been a while since i've updated this. I've been working on my car on the side at work. usually late at night. And i have just been crazy busy since the holidays, havent been working on it since christmas really. Although the swap is almost done.

I need to weld up a downpipe to connect to the stock exhaust.

Got exhaust manifold, motor mounts, and tranny mounts from jakeb!

Thanks again Jake everything lined up real nice.

I am having trouble with the wiring. the PO did some very weird wiring on the car i'm finding out.

My friend and i are going to try and tackle that tomorrow after snowboarding at Loveland.

Srry about the first five shitty iphone pics.

Getting ready to pull m10

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Pulling

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Pulled

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removing battery box.

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No pics of dropping in the M42 but its in.

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Beer

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Shortened E30 shift linkage.

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the help.

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Without lower oil pan

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Going to start stripping paint in prep to Por15 the interior.

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bmw2002walnut,st_opt (1).jpg

74' 2002

 

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  • 4 weeks later...

Had the wrong fuel pump this entire time.

With a little help from Jakeb, I put this Delphi pump on the stock housing.

Started right up. and i instantly in turn started laughing.

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So now im just waiting for an IE braided clutch line, and i have to

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Finally got the motor running and cleaned up the wiring. Ill have more pics up tomorrow.

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bmw2002walnut,st_opt (1).jpg

74' 2002

 

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Took the first drive today with just headers. Soo loud, seamed fast but with out the O2 sensor seemed to run pretty shitty.

Going to weld up a down pipe that will match up to the stock exhaust tonight.

Oh and the M10 Flywheel and Clutch with M42 Throwout bearing seamed to work fine.

Stoked to be running a single mass flywheel.

bmw2002walnut,st_opt (1).jpg

74' 2002

 

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By how much did you shorten the shift linkage, and did that put the shifter in the stock '02 shifter position?

Love the swap! Good stuff.

I dont remember the measurements, I have them written down somewhere.

I used the E30 linkage (shortened) with a modified 2002 mount.

bmw2002walnut,st_opt (1).jpg

74' 2002

 

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  • 1 year later...
  • 2 weeks later...

Great work! I've got plans to install an M42 after I've repainted the whole car and rebuilt the whole suspension, etc. So hopefully within the next few months when I find a motor, I'll be following in your footsteps.

Thanks for the writeup!

"It is better to be hated for who you are than to be loved for who you're not."

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Hi Ludvig02,

Cool looking '02.

I'm a newbie and a wanna-be and live in the Denver area.

I'd like to stop by your shop sometime and look at your car and pick up some pointers.

Thanks man, yeah you can stop by the shop sometime.

you can text me, three zero 3-8 one 0-six 2 nine 5

Ive got lots of parts laying around too if you need anything let me know, local deals are the best deals.

bmw2002walnut,st_opt (1).jpg

74' 2002

 

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Great work! I've got plans to install an M42 after I've repainted the whole car and rebuilt the whole suspension, etc. So hopefully within the next few months when I find a motor, I'll be following in your footsteps.

Thanks for the writeup!

Thanks,

Yeah the M42 swap is actually really easy. Very easy if you buy the mounts and headers from jakeb (highly recommended)

Let me know if you have any questions.

bmw2002walnut,st_opt (1).jpg

74' 2002

 

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  • 2 months later...

Hey man so what did you use for a starter with your M10 Flywheel?  Everyone over on M42 Board says you can't put an M10 Flywheel on an M42.  So just curious.  Thanks Dylan.

73 colorado orange 2002 in restoration

owned for 30years

71 2002 gone to parts heaven

72 2002 Malaga Sisters

05 Mini S Moms

FAQ member # 31

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