# Newman's 1986 BMW 326rb build thread.

**URL:** <https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123>\
**Category:** Builds\
**Created:** [December 25, 2006, 8:54pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123 "2006-12-25T20:54:54Z")\
**Posts on this page:** 20\
**Page:** 115

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**Author:** ![SoloIIscoob](https://avatars.discourse-cdn.com/v4/letter/s/35a633/32.png) [@SoloIIscoob](https://forums.speedlife.net/u/SoloIIscoob)\
**Post date:** [July 1, 2009, 2:11pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2281 "2009-07-01T14:11:36Z")

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lol i love japanese to engrish conversion

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**Author:** ![juicedz4](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/juicedz4/32/5051_2.png) [@juicedz4](https://forums.speedlife.net/u/juicedz4)\
**Post date:** [July 1, 2009, 8:48pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2282 "2009-07-01T20:48:11Z")

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haha you are the ‘new man’ , how perfect.

I love trying to read emails from the guys in our Japan or China offices. Always interesting.

Dan

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**Author:** ![newman](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/newman/32/7569_2.png) [@newman](https://forums.speedlife.net/u/newman)\
**Post date:** [July 2, 2009, 7:16am UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2283 "2009-07-02T07:16:40Z")

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I think my head is going to be done tomorrow.

These should be done today. The blanks are done, just need to circular mill the center bore to size and then drill the 16 holes. 🙂

 ![http://img.photobucket.com/albums/v516/ctnewman2/ROTOR13X1.gif](http://img.photobucket.com/albums/v516/ctnewman2/ROTOR13X1.gif)

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**Author:** ![ultradriver10000](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ultradriver10000/32/7397_2.png) [@ultradriver10000](https://forums.speedlife.net/u/ultradriver10000)\
**Post date:** [July 2, 2009, 7:32am UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2284 "2009-07-02T07:32:22Z")

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I’m sending you a PO for that, we need (4) down here…LoL

> [@newman](#):
>
> I think my head is going to be done tomorrow.
> 
> These should be done today. The blanks are done, just need to circular mill the center bore to size and then drill the 16 holes. 🙂
> 
> ![http://img.photobucket.com/albums/v516/ctnewman2/ROTOR13X1.gif](https://canada1.discourse-cdn.com/flex034/uploads/speedlife/original/3X/d/2/d2679b7a39bab55cb791ce1d615c7720a9701f6f.gif)

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**Author:** ![newman](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/newman/32/7569_2.png) [@newman](https://forums.speedlife.net/u/newman)\
**Post date:** [July 2, 2009, 7:42am UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2285 "2009-07-02T07:42:44Z")

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Josh, I could probably get something made for you for about 1/2 what a BBK costs…

I have a good supplier for the parts and can do the brackets for free. 😃

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**Author:** ![turbociv](https://avatars.discourse-cdn.com/v4/letter/t/dfb087/32.png) [@turbociv](https://forums.speedlife.net/u/turbociv)\
**Post date:** [July 2, 2009, 7:49am UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2286 "2009-07-02T07:49:13Z")

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well, in that case you can whip me up 2 sets.😃

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**Author:** ![newman](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/newman/32/7569_2.png) [@newman](https://forums.speedlife.net/u/newman)\
**Post date:** [July 2, 2009, 1:57pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2287 "2009-07-02T13:57:06Z")

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Had 4 of these made: (2 spares)

 ![http://img.photobucket.com/albums/v516/ctnewman2/hats.jpg](http://img.photobucket.com/albums/v516/ctnewman2/hats.jpg)

BEFORE:

 ![http://img.photobucket.com/albums/v516/ctnewman2/brakes-1.jpg](http://img.photobucket.com/albums/v516/ctnewman2/brakes-1.jpg)

AFTER:

 ![http://img.photobucket.com/albums/v516/ctnewman2/13rotors1.jpg](http://img.photobucket.com/albums/v516/ctnewman2/13rotors1.jpg)

 ![http://img.photobucket.com/albums/v516/ctnewman2/13rotors2.jpg](http://img.photobucket.com/albums/v516/ctnewman2/13rotors2.jpg)

11.75 x .81 w/ 4 piston -\> 13 X 1.1 w/ 6 piston

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**Author:** ![juicedz4](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/juicedz4/32/5051_2.png) [@juicedz4](https://forums.speedlife.net/u/juicedz4)\
**Post date:** [July 2, 2009, 2:40pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2288 "2009-07-02T14:40:17Z")

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^^NICE!!

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**Author:** ![upstateclipse](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/upstateclipse/32/7348_2.png) [@upstateclipse](https://forums.speedlife.net/u/upstateclipse)\
**Post date:** [July 2, 2009, 5:59pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2289 "2009-07-02T17:59:41Z")

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That is killer

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**Author:** ![Minglor](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/minglor/32/7373_2.png) [@Minglor](https://forums.speedlife.net/u/Minglor)\
**Post date:** [July 4, 2009, 4:00pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2290 "2009-07-04T16:00:55Z")

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Wonder if this will stop…

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**Author:** ![newman](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/newman/32/7569_2.png) [@newman](https://forums.speedlife.net/u/newman)\
**Post date:** [July 5, 2009, 10:13am UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2291 "2009-07-05T10:13:17Z")

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Got the head back from the machine shop. It’s installed along with:

Intake manifold, fuel rail, plenum, throttle bodies, oil cooler assy and air distribution assembly.

The ugly part involves the valve lash. It takes a really long time to do the lash adjustments on these motors because the cams need to go in and out so many times. I’ve made my initiall measurements and now need to find/wait for shims…

The intake side all the shims are too big, which is cool because I can have them ground down.

The exhaust side, however, are almost all too small. I can get 13mm kawasaki motorcycle shims, but the RB are 12.3mm. This means I’d have to somehow turn them down some… I’m not sure what I’m gonna do yet. The outside profile isn’t critical, so I might be able to do this on a belt sander…

More later…

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**Author:** ![psychopjv](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/psychopjv/32/7251_2.png) [@psychopjv](https://forums.speedlife.net/u/psychopjv)\
**Post date:** [July 5, 2009, 10:57am UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2292 "2009-07-05T10:57:10Z")

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i love this newman keep up the good work.

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**Author:** ![newman](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/newman/32/7569_2.png) [@newman](https://forums.speedlife.net/u/newman)\
**Post date:** [July 6, 2009, 1:12pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2293 "2009-07-06T13:12:56Z")

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Ugh.

I checked the exhaust valve clearance. They were all OVERSIZE, which means all the shims I have are too small and can’t be cut down. To make matters worse, the Kawasaki ones do not get as thick as I require them to be. (I need eight \>3.10mm which is the Kawi max)

I checked the rockwell hardness on the OEM parts and they’re 65C, which is bearing hard, probably 52100 chromium alloy steel.

So I ordered up a 1/2"OD 6 foot piece (shortest I could get) for 15 bucks. I’m going to turn the OD down just a hair to ~.475", then use a wire EDM to cut it into discs about .150 thick.

Then I’ll send them out to get heat treated to 60-65C, then put them on our surface grinder (magnetic table) to make them the appropriate thickness.

A huge fucking pain, but better than waiting 4 weeks for OEM parts from japan for 10-20 dollars each.

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**Author:** ![Viper966](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/viper966/32/7268_2.png) [@Viper966](https://forums.speedlife.net/u/Viper966)\
**Post date:** [July 6, 2009, 2:20pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2294 "2009-07-06T14:20:21Z")

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> [@newman](#):
>
> A huge fucking pain, but better than waiting 4 weeks for OEM parts from japan for 10-20 dollars each.

Yea but OEM from japan just sounds so much cooler…

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**Author:** ![newman](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/newman/32/7569_2.png) [@newman](https://forums.speedlife.net/u/newman)\
**Post date:** [July 7, 2009, 11:54am UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2295 "2009-07-07T11:54:51Z")

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Still trying to get the valve shims done.

I have about 20 blanks done right now, but i’m making about 50 so if I ever change cams, I can reshim without having to wait… I am going to get them to the heat treating place tonight, I hope…

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**Author:** ![newman](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/newman/32/7569_2.png) [@newman](https://forums.speedlife.net/u/newman)\
**Post date:** [July 7, 2009, 2:38pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2296 "2009-07-07T14:38:40Z")

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dropped of 30 something valve shims to the heat treater today. Will have them back before the weekend, then I need to surface grind them, then put the cams in! woot.

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**Author:** ![newman](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/newman/32/7569_2.png) [@newman](https://forums.speedlife.net/u/newman)\
**Post date:** [July 7, 2009, 2:38pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2297 "2009-07-07T14:38:57Z")

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also ordered some ARP exhaust manifold studs today.

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**Author:** ![juicedz4](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/juicedz4/32/5051_2.png) [@juicedz4](https://forums.speedlife.net/u/juicedz4)\
**Post date:** [July 7, 2009, 5:59pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2298 "2009-07-07T17:59:59Z")

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sweet man. Coming together.

You get the rotor hats out for anodize yet?

Dan

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**Author:** ![neonglh](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/neonglh/32/4951_2.png) [@neonglh](https://forums.speedlife.net/u/neonglh)\
**Post date:** [July 7, 2009, 6:58pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2299 "2009-07-07T18:58:24Z")

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That is hard core, making your own shims. I love it!

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**Author:** ![ultradriver10000](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ultradriver10000/32/7397_2.png) [@ultradriver10000](https://forums.speedlife.net/u/ultradriver10000)\
**Post date:** [July 7, 2009, 8:41pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/2300 "2009-07-07T20:41:56Z")

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Ugh I wish we had all those machines down here… I might have to take up brake offer after the rally.

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