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Old 08-03-2008, 11:44 PM   #1
jhook
Scooby Newbie
 
Member#: 145065
Join Date: Apr 2007
Location: SC
Vehicle:
2007 impreza sti
obsiedian black

Default a realistic compression for 07 sti 2.5L FORGED PISTONS

Can Any One Tell Me What A 07 Sti Short Block With Axis Stage 2 Block( Forged Pistons ) Compression Test Has To Be Around 120 130 140 Psi Extra . I Have Done A Lot Of Comression Test On Subaru And Its Hardly Betwwen 125psi And 140psi Even Though The Specs Are 145 Standard And Goes Up To 170 Psi.
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Old 08-04-2008, 08:58 AM   #2
wcbjr
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Member#: 4001
Join Date: Feb 2001
Location: I love spherical bearings!
Vehicle:
2006 Legacy GT
Obsidian black

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Caps lock is your friend, take it off. That or you painstakingly capped every first letter.

Anyways, just make sure all cylinders are within 5% of each other. If you don't get too much blowby or clatter on cold startup, you should be fine.
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