01 ej replaced with 05 ej205 sti
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And Bug eyes are USDM MY02. Looks like your from AUS? Looking at your avatar pic. Then your MY is a year ahead of USDM. And what your talking about now makes sense. Yes, the 2005 Sti ver8 Ej207 will fit into your 01 WRX. Everything fits right in, only problem is wiring the AVCS.
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If in doubt, FLAT OUT
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From: Nor Cal SJ
Car Info: 2010 Hatch, 2011 Sedan
20X = 2.0L
25X = 2.5L
For Japan, while they were competing, the block was always 2.0 to meet rules to use a stock block in Rally.
Last edited by 04GG; Nov 12, 2012 at 01:17 PM.


