4B12 ENGINE FOR DUMMIES

five lbs. in comparison to the iron-block 4G63, In spite of the addition of a timing chain replacing a belt and MIVEC variable valve timing on both the intake and exhaust camshafts (the 4G63 experienced MIVEC about the intake only). A revised turbocharger yields up to 20-per cent faster reaction at decreased engine speeds.The selection of oil for t