A heads-up for those with 2ZZ engines. SSC Australia has developed improved gerotor gears for 2ZZ-GE oil pumps. If you are tracking your 2ZZ Vibe then this may be of interest. MonkeyWrench Racing is distributing these gear sets in the US: http://www.monkeywrenchracing.com/product_info.php?cPath=21_4...