# 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:** 1\
**Showing post:** 517

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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:** [February 9, 2007, 8:18pm UTC](https://forums.speedlife.net/t/newmans-1986-bmw-326rb-build-thread/22123/517 "2007-02-09T20:18:33Z")

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> [@turbo ls1 ss](#):
>
> how many cubes again? is there no way to option for a t4 on the 35r? and what a/r?

Displacement is 2.6L (158.661 IN^3)

There is a t4 flange option, but i don’t have it. My A/R is .82

Don did a lot of work sizing this turbo for my application.

I should be able to efficiently get 500-600 wheel out of this particular turbo.

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