Jan 11, 2009 · The blocks themselves are identical. The EJ257 and EJ255 share the same block castings, crank, and rods. The difference is the piston dish and heads. The combination of the …

Feb 26, 2018 · Hi guys, I'm new here. new to the whole WRX thing actually. Was running a Cobalt ss turbo. i know, i know Fwd lol anyway got a good deal on a 2010 hatchback WRX and …

Feb 24, 2014 · The purpose of this write up is to show the way I believe is best to install a oil pressure sensor. There are 3 most common places to put your sensor or sending unit. 1. In a …

Apr 27, 2017 · I know, I know. Please don't flame me. :beatentod I have a 2012 WRX Premium (EJ255). It has about 87,000 miles on it (140,000km). I change the oil religiously at 3,000 …

Aug 28, 2011 · Need Help! 04 RS EJ255 swap AVCS or no AVCS? Jump to Latest 16K views 12 replies 6 participants last post by mosc Aug 29, 2011 C

Oct 31, 2014 · EJ257 case halves (empty): The case is the same on all USDM STI's from 2004 - 2010, and is also the same block found in the EJ255 engine found in the 06+ WRX and 05+ …

May 4, 2010 · The EJ205 actually is a better balanced engine than the EJ255. I would say they are very similar but if I had to pick based solely on longevity, I'd pick the EJ205.

Apr 22, 2010 · Edit: Shoaf is now running a highly modified EJ255 short block with his highly modifed '02 heads (This is known as a hybrid block/build). Because the EJ255 bottom end …

Mar 11, 2011 · Hello everyone. I'm in the market to buy a 2011 wrx hopefully within this year, and ive got a few questions. sorry for the abrupt first post :[ Anyways, I've been on the site a while, …

Apr 16, 2010 · I think the EJ255 in your car Mike benefits from a bigger turbo based on the TD05 housing, you might want to price out a 16G or 18G. Note though that you'll need fuel and …