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#18: 12-04-2012, 09:21 PM
mwiener2's Avatar
Title: Trunk Monkey Chief
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Location: Boulder, CO
Car: 2005 Rocketback, 2010 Clown Car
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Originally Posted by kred View Post
I've heard that a subaru 5-speed manual tranny is good up to about 300 whp, but I'm not sure if an automatic would be any less durable.
Originally Posted by TurboLag23 View Post
This is true, but an auto to manual swap is time consuming and VERY pricy. Not everyone's cup of tea.
I put 500+ ftlbs / 500+ HP through my stock 5mt. I'm mean to it. It hasn't broken yet. I'm trying. Really, I am. It won't break.

Stock 5EAT I'd start getting worried around 325 ftlbs. I'm told with valve body upgrades and such they will also hold in the 500 range.
(Updated 8/22/17)
2005 Outback FMT
Spec Yaris