Sorry for the extremely late reply. Unfortunately, i dont have anything of EF yet at this moment and my supplier doesnt seem to have them as well. Sorry bout that.
hope you all can help me on my built, i wonder what bearing to use on my stroker built. i have VR4 6 bolt block, 4g64 7 bolt crank and i want to use back vr4 conrod. for main bearing any different...
i sourced out this from japanese webpage.the translation for the mod would be "full time secondary duct opening".from what i understand from reading it is the merit would be the torque feel from 2000-4000 rpm range...