# GT2871R vs GT3071R **URL:** \ **Category:** Shift518 Automotive\ **Created:** [October 11, 2009, 5:46pm UTC](https://forums.speedlife.net/t/gt2871r-vs-gt3071r/247497 "2009-10-11T17:46:37Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![Boxersix](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boxersix/32/6327_2.png) [@Boxersix](https://forums.speedlife.net/u/Boxersix)\ **Post date:** [October 11, 2009, 6:28pm UTC](https://forums.speedlife.net/t/gt2871r-vs-gt3071r/247497/2 "2009-10-11T18:28:38Z")
> [@FS: Porn](https://forums.speedlife.net/t/fs-porn/24208/49): > > I sold my GT28RS over the winter in the hopes of achieving slightly more top end power while still having quick spool. I had picked up this GT2871R and had plans to put a tial SS housing on it and going with a external wg: [http://www.turbobygarrett.com/turbobygarrett/images/catalog/Turbochargers/gt28\_pdfs/GT2871R\_743347\_2.pdf](http://www.turbobygarrett.com/turbobygarrett/images/catalog/Turbochargers/gt28_pdfs/GT2871R_743347_2.pdf) > > but recently I’ve been talking to a tuner out in rochester who is a big fan of the GT3071R, as he put it, the turbine wheel has been clipped to fit into a T28 housing which gives is spool as quick as the GT2871R but with a bit more power. > > [http://www.turbobygarrett.com/turbobygarrett/images/catalog/Turbochargers/gt28\_pdfs/GT2871R\_743347\_2.pdf](http://www.turbobygarrett.com/turbobygarrett/images/catalog/Turbochargers/gt28_pdfs/GT2871R_743347_2.pdf) > > I haven’t had time to punch in all my info into the maps of both of them to compare but I was wondering if anyone had more info on the two for me. Just at a glance it seems like the 30 puts out a bit more airflow while still be rated for only 480hp (GT2871R is rated for 475) whaddya wanna know? I can tell ya a 996 has no trouble spooling twin 30r’s in their standard housings and still make some 750+ odd AWHP at 1.3-1.5 bar 😃 --- _[View the full topic](https://forums.speedlife.net/t/gt2871r-vs-gt3071r/247497)._