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The Subaru EJ engine is notorious for oiling problems. From spun rod/crank bearings to occasional faulty oil pickup units, this engine has been begging for an aftermarket fix to prevent such mishaps from occurring.
While we have gradually discovered how much power an internally stock EJ20 can handle, we've been lucky enough to see others in the industry blow up engines instead of blowing up our own. This allowed us to learn the lesson without paying the tuition (cost of