# 460whp SR20DET Stock internals

**URL:** https://forums.speedlife.net/t/460whp-sr20det-stock-internals/130998
**Category:** SON240sx Automotive
**Created:** [January 21, 2010, 6:08pm UTC](https://forums.speedlife.net/t/460whp-sr20det-stock-internals/130998 "2010-01-21T18:08:11Z")
**Posts on this page:** 1
**Showing post:** 42

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### Author: ![dubv](https://avatars.discourse-cdn.com/v4/letter/d/c57346/32.png) [@dubv](https://forums.speedlife.net/u/dubv)
#### Post date: [January 23, 2010, 9:05am UTC](https://forums.speedlife.net/t/460whp-sr20det-stock-internals/130998/42 "2010-01-23T09:05:18Z")

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> [@VW phaeton factory](https://forums.speedlife.net/t/vw-phaeton-factory/25772/2):
>
> You mean on the RB20 turbo…RB20 is ceramic…RB25 is steel.
> 
> Or am I wrong???

rb25 turbo shaft is made out of a light ceramic material…

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